Terminology - US Core Implementation Guide v8.0.1
US Core Implementation Guide
8.0.1 - STU 8
Table of Contents
Terminology
This page is part of the US Core (v8.0.1:
STU
8) based on
FHIR (HL7® FHIR® Standard) R4
. This is the current published version. For a full list of available versions, see the
Directory of published versions
. Page versions:
R8
R7
R6
R5
R4
R3
Terminology
Page standards status:
Trial-use
Value Sets
Code Systems
The Value Set Authority Center (VSAC)
This page lists all the ValueSets, CodeSystems, and ConceptMaps defined as part of the US Core Implementation Guide. For more information on using codes in US Core, see the
FHIR Terminology
section in the FHIR specification and the
Coded Elements
section in this guide.
Value Sets
Most value sets used in this guide are defined in the base FHIR specification,
HL7 Terminology (THO)
, or Value Set Authority Center (VSAC)]. However, US Core also defines several value sets and they are listed below.
Value sets in US Core and C-CDA may retain inactive codes. These codes may be useful for historical queries but are not recommended for new data. Implementers should note that some code systems exclude inactive codes from current expansions; if needed, these codes may be accessible through prior expansions via terminology services. HL7 recommends validators allow non-active codes with note on their status.
US Core Narrative Status
US Core Clinical Note Type
US Core Clinical Result Observation Category
US Core Condition Codes
US Core Condition Codes Current
US Core Diagnostic Report Category Codes
US Core DocumentReference Category
US Core DocumentReference Type
US Core Goal Codes
US Core Laboratory Test Codes
US Core Non Laboratory Codes
US Core Status for Smoking Status Observation
US Core Problem or Health Concern
US Core Procedure Codes
US Core Provenance Participant Type Codes
US Core Screening Assessment Condition Category
US Core Screening Assessment Observation Category
US Core Screening Assessment Observation Maximum Category
US Core ServiceRequest Category Codes
US Core Simple Observation Category
US Core Specimen Condition
Value Sets Used in US Core
The following table lists all the Value sets used in US Core and where they can be found. This information is also available as a
csv
or
excel
file.
Value Set Sources:
VSAC
FHIR
US CORE
PHINVADS
THO
Row #
Value Set
Profiles Where Used
Source
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
FHIR
ActEncounterCode
StructureDefinition/us-core-encounter
THO
ActPharmacySupplyType
StructureDefinition/us-core-medicationdispense
THO
ActPriority
StructureDefinition/us-core-encounter
THO
ActSubstanceAdminSubstitutionCode
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
THO
AddressType
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-location
StructureDefinition/us-core-organization
FHIR
AddressUse
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-location
StructureDefinition/us-core-organization
FHIR
AdministrativeGender
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-relatedperson
FHIR
Admit source
StructureDefinition/us-core-encounter
FHIR
10
Advance Healthcare Directive Categories LOINC
StructureDefinition/us-core-adi-documentreference
VSAC
11
Advance Healthcare Directive Document Types Grouper
StructureDefinition/us-core-adi-documentreference
VSAC
12
AllergyIntolerance Clinical Status Codes
StructureDefinition/us-core-allergyintolerance
FHIR
13
AllergyIntolerance Verification Status Codes
StructureDefinition/us-core-allergyintolerance
FHIR
14
AllergyIntoleranceCategory
StructureDefinition/us-core-allergyintolerance
FHIR
15
AllergyIntoleranceCriticality
StructureDefinition/us-core-allergyintolerance
FHIR
16
AllergyIntoleranceSeverity
StructureDefinition/us-core-allergyintolerance
FHIR
17
AllergyIntoleranceType
StructureDefinition/us-core-allergyintolerance
FHIR
18
Answer Set with Yes No and Unknowns
StructureDefinition/us-core-interpreter-needed
StructureDefinition/us-core-observation-adi-documentation
VSAC
19
Birth Sex
StructureDefinition/us-core-birthsex
VSAC
20
Body Length Units
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-body-height
FHIR
21
Body Temperature Units
StructureDefinition/us-core-body-temperature
FHIR
22
Body Weight Units
StructureDefinition/us-core-body-weight
FHIR
23
CMS Place of Service Codes (POS)
StructureDefinition/us-core-location
THO
24
CVX Vaccines Administered Vaccine Set
StructureDefinition/us-core-immunization
VSAC
25
Care Plan Activity Kind
StructureDefinition/us-core-careplan
FHIR
26
Care Plan Activity Outcome
StructureDefinition/us-core-careplan
FHIR
27
Care Plan Category
StructureDefinition/us-core-careplan
FHIR
28
Care Plan Intent
StructureDefinition/us-core-careplan
FHIR
29
Care Team Member Function
StructureDefinition/us-core-careteam
StructureDefinition/us-core-practitionerrole
VSAC
30
Care Team category
StructureDefinition/us-core-careteam
FHIR
31
CarePlanActivityStatus
StructureDefinition/us-core-careplan
FHIR
32
CareTeamStatus
StructureDefinition/us-core-careteam
FHIR
33
Codes for Immunization Site of Administration
StructureDefinition/us-core-immunization
FHIR
34
Common Languages
StructureDefinition/us-core-specimen
StructureDefinition/us-core-documentreference
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/us-core-procedure
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-careplan
StructureDefinition/us-core-organization
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-practitionerrole
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-patient
StructureDefinition/us-core-provenance
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-questionnaireresponse
StructureDefinition/us-core-condition-encounter-diagnosis
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-implantable-device
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-medicationdispense
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-diagnosticreport-lab
StructureDefinition/us-core-encounter
StructureDefinition/us-core-bmi
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-coverage
StructureDefinition/us-core-servicerequest
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-diagnosticreport-note
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-medication
StructureDefinition/us-core-goal
StructureDefinition/us-core-careteam
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/us-core-relatedperson
StructureDefinition/us-core-immunization
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-location
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-allergyintolerance
StructureDefinition/us-core-blood-pressure
FHIR
35
Common Tags
StructureDefinition/us-core-diagnosticreport-lab
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-encounter
StructureDefinition/us-core-observation-lab
FHIR
36
Common substances for allergy and intolerance documentation including refutations
StructureDefinition/us-core-allergyintolerance
VSAC
37
CompositionStatus
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
FHIR
38
Condition Category Codes
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
FHIR
39
Condition Clinical Status Codes
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
FHIR
40
Condition Stage
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
FHIR
41
Condition Stage Type
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
FHIR
42
Condition/Diagnosis Severity
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
FHIR
43
Condition/Problem/Diagnosis Codes
StructureDefinition/us-core-procedure
FHIR
44
ConditionVerificationStatus
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
FHIR
45
Contact entity type
StructureDefinition/us-core-organization
FHIR
46
ContactPointSystem
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-practitionerrole
StructureDefinition/us-core-organization
FHIR
47
ContactPointUse
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-practitionerrole
StructureDefinition/us-core-organization
FHIR
48
Coverage Class Codes
StructureDefinition/us-core-coverage
FHIR
49
Coverage Copay Type Codes
StructureDefinition/us-core-coverage
FHIR
50
DataAbsentReason
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-blood-pressure
FHIR
51
DaysOfWeek
StructureDefinition/us-core-practitionerrole
StructureDefinition/us-core-location
FHIR
52
Detailed Ethnicity Including Absence Reasons
StructureDefinition/us-core-ethnicity
VSAC
53
Detailed race including absence reasons.
StructureDefinition/us-core-race
VSAC
54
DeviceNameType
StructureDefinition/us-core-implantable-device
FHIR
55
DiagnosisRole
StructureDefinition/us-core-encounter
FHIR
56
Diagnostic Service Section Codes
StructureDefinition/us-core-diagnosticreport-note
StructureDefinition/us-core-diagnosticreport-lab
FHIR
57
DiagnosticReportStatus
StructureDefinition/us-core-diagnosticreport-note
StructureDefinition/us-core-diagnosticreport-lab
FHIR
58
Diet
StructureDefinition/us-core-encounter
FHIR
59
Document Class Value Set
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
FHIR
60
Document Type Value Set
OperationDefinition/docref
FHIR
61
DocumentReferenceStatus
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
FHIR
62
DocumentRelationshipType
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
FHIR
63
DoseAndRateType
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
FHIR
64
Encounter Reason Codes
StructureDefinition/us-core-encounter
FHIR
65
Encounter Type
StructureDefinition/us-core-encounter
VSAC
66
EncounterLocationStatus
StructureDefinition/us-core-encounter
FHIR
67
EncounterStatus
StructureDefinition/us-core-encounter
FHIR
68
Ethnicity Categories
StructureDefinition/us-core-ethnicity
VSAC
69
EventStatus
StructureDefinition/us-core-procedure
FHIR
70
Example Coverage Financial Exception Codes
StructureDefinition/us-core-coverage
FHIR
71
FHIR Device Types
StructureDefinition/us-core-implantable-device
StructureDefinition/us-core-procedure
FHIR
72
FHIR Specimen Collection Method
StructureDefinition/us-core-specimen
FHIR
73
FHIRDeviceStatus
StructureDefinition/us-core-implantable-device
FHIR
74
FHIRDeviceStatusReason
StructureDefinition/us-core-implantable-device
FHIR
75
Facility Type Code Value Set
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
FHIR
76
Federal Administrative Sex
StructureDefinition/us-core-individual-sex
VSAC
77
Financial Resource Status Codes
StructureDefinition/us-core-coverage
FHIR
78
Gender Identity
StructureDefinition/us-core-genderIdentity
VSAC
79
Goal achievement status
StructureDefinition/us-core-goal
FHIR
80
Goal category
StructureDefinition/us-core-goal
FHIR
81
Goal priority
StructureDefinition/us-core-goal
FHIR
82
Goal start event
StructureDefinition/us-core-goal
FHIR
83
GoalLifecycleStatus
StructureDefinition/us-core-goal
FHIR
84
HL7 ValueSet of Format Codes for use with Document Sharing
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
THO
85
Healthcare Provider Taxonomy
StructureDefinition/us-core-practitionerrole
VSAC
86
Healthcare Service Location Type Combined
StructureDefinition/us-core-location
VSAC
87
IdentifierType
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-encounter
StructureDefinition/us-core-coverage
StructureDefinition/us-core-organization
FHIR
88
IdentifierUse
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-encounter
StructureDefinition/us-core-coverage
StructureDefinition/us-core-organization
FHIR
89
Immunization Function Codes
StructureDefinition/us-core-immunization
FHIR
90
Immunization Funding Source
StructureDefinition/us-core-immunization
FHIR
91
Immunization Origin Codes
StructureDefinition/us-core-immunization
FHIR
92
Immunization Program Eligibility
StructureDefinition/us-core-immunization
FHIR
93
Immunization Reason Codes
StructureDefinition/us-core-immunization
FHIR
94
Immunization Route Codes
StructureDefinition/us-core-immunization
FHIR
95
Immunization Status Codes
StructureDefinition/us-core-immunization
FHIR
96
Immunization Status Reason Codes
StructureDefinition/us-core-immunization
FHIR
97
Immunization Subpotent Reason
StructureDefinition/us-core-immunization
FHIR
98
Immunization Target Disease Codes
StructureDefinition/us-core-immunization
FHIR
99
Industry NAICS Detail (ODH)
StructureDefinition/us-core-observation-occupation
PHINVADS
100
Information Source for Medication Adherence
StructureDefinition/us-core-medication-adherence
VSAC
101
LOINC Codes
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-goal
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-observation-adi-documentation
FHIR
102
Languages
StructureDefinition/us-core-patient
THO
103
LinkType
StructureDefinition/us-core-patient
FHIR
104
Location type
StructureDefinition/us-core-encounter
StructureDefinition/us-core-location
FHIR
105
LocationMode
StructureDefinition/us-core-location
FHIR
106
LocationStatus
StructureDefinition/us-core-location
FHIR
107
Manifestation and Symptom Codes
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
FHIR
108
MaritalStatus
StructureDefinition/us-core-patient
FHIR
109
Medication status codes
StructureDefinition/us-core-medication
FHIR
110
Medication Adherence
StructureDefinition/us-core-medication-adherence
VSAC
111
Medication Clinical Drug
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medication
StructureDefinition/us-core-medicationdispense
VSAC
112
Medication dispense category codes
StructureDefinition/us-core-medicationdispense
FHIR
113
Medication dispense performer function codes
StructureDefinition/us-core-medicationdispense
FHIR
114
Medication dispense status codes
StructureDefinition/us-core-medicationdispense
FHIR
115
Medication dispense status reason codes
StructureDefinition/us-core-medicationdispense
FHIR
116
Medication request category codes
StructureDefinition/us-core-medicationrequest
FHIR
117
Medication request course of therapy codes
StructureDefinition/us-core-medicationrequest
FHIR
118
Medication request intent
StructureDefinition/us-core-medicationrequest
FHIR
119
Medication request status reason codes
StructureDefinition/us-core-medicationrequest
FHIR
120
Medicationrequest status
StructureDefinition/us-core-medicationrequest
FHIR
121
MimeType
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
FHIR
122
NameUse
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
FHIR
123
Observation Category Codes
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-bmi
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-head-circumference
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-blood-pressure
FHIR
124
Observation Interpretation Codes
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-blood-pressure
FHIR
125
Observation Methods
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-blood-pressure
FHIR
126
Observation Reference Range Applies To Codes
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-blood-pressure
FHIR
127
Observation Reference Range Meaning Codes
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-blood-pressure
FHIR
128
ObservationStatus
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-body-height
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-blood-pressure
FHIR
129
Occupation ONETSOC Detail (ODH)
StructureDefinition/us-core-observation-occupation
PHINVADS
130
Organization type
StructureDefinition/us-core-organization
FHIR
131
Participant Roles
StructureDefinition/us-core-servicerequest
FHIR
132
Participant type
StructureDefinition/us-core-encounter
FHIR
133
Patient Contact Relationship
StructureDefinition/us-core-patient
FHIR
134
Patient relationship type
StructureDefinition/us-core-relatedperson
FHIR
135
Payer Type
StructureDefinition/us-core-coverage
VSAC
136
Practice Setting Code Value Set
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
FHIR
137
Pregnancy Intention
StructureDefinition/us-core-observation-pregnancyintent
VSAC
138
Pregnancy Status Observation
StructureDefinition/us-core-observation-pregnancystatus
VSAC
139
Procedure Category Codes (SNOMED CT)
StructureDefinition/us-core-procedure
FHIR
140
Procedure Codes (SNOMED CT)
StructureDefinition/us-core-careplan
FHIR
141
Procedure Device Action Codes
StructureDefinition/us-core-procedure
FHIR
142
Procedure Follow up Codes (SNOMED CT)
StructureDefinition/us-core-procedure
FHIR
143
Procedure Not Performed Reason (SNOMED-CT)
StructureDefinition/us-core-procedure
FHIR
144
Procedure Outcome Codes (SNOMED CT)
StructureDefinition/us-core-procedure
FHIR
145
Procedure Performer Role Codes
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-procedure
FHIR
146
Provenance activity type
StructureDefinition/us-core-provenance
FHIR
147
ProvenanceEntityRole
StructureDefinition/us-core-provenance
FHIR
148
PurposeOfUse
StructureDefinition/us-core-provenance
THO
149
QuantityComparator
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-head-circumference
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-body-height
StructureDefinition/us-core-blood-pressure
FHIR
150
Questionnaire Answer Codes
StructureDefinition/us-core-questionnaireresponse
FHIR
151
QuestionnaireResponseStatus
StructureDefinition/us-core-questionnaireresponse
FHIR
152
Race Categories
StructureDefinition/us-core-race
VSAC
153
Request priority
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-servicerequest
FHIR
154
RequestIntent
StructureDefinition/us-core-servicerequest
FHIR
155
RequestStatus
StructureDefinition/us-core-careplan
StructureDefinition/us-core-servicerequest
FHIR
156
ResourceType
StructureDefinition/us-core-provenance
FHIR
157
Route of Administration of Therapeutic Agents
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
VSAC
158
SNOMED CT Additional Dosage Instructions
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
FHIR
159
SNOMED CT Administration Method Codes
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
FHIR
160
SNOMED CT Anatomical Structure for Administration Site Codes
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
FHIR
161
SNOMED CT Body Structures
StructureDefinition/us-core-specimen
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/us-core-observation-pregnancyintent
StructureDefinition/us-core-procedure
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-observation-lab
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-servicerequest
StructureDefinition/us-core-simple-observation
StructureDefinition/us-core-head-circumference
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-smokingstatus
StructureDefinition/us-core-body-height
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-observation-screening-assessment
StructureDefinition/us-core-condition-encounter-diagnosis
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-observation-pregnancystatus
StructureDefinition/us-core-observation-occupation
StructureDefinition/us-core-average-blood-pressure
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-sexual-orientation
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-blood-pressure
FHIR
162
SNOMED CT Clinical Findings
StructureDefinition/us-core-diagnosticreport-note
StructureDefinition/us-core-diagnosticreport-lab
StructureDefinition/us-core-careteam
StructureDefinition/us-core-goal
StructureDefinition/us-core-careplan
StructureDefinition/us-core-allergyintolerance
FHIR
163
SNOMED CT Form Codes
StructureDefinition/us-core-medication
FHIR
164
SNOMED CT Medication As Needed Reason Codes
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
StructureDefinition/us-core-servicerequest
FHIR
165
SNOMED CT Medication Codes
StructureDefinition/us-core-careplan
FHIR
166
SNOMED CT Route Codes
StructureDefinition/us-core-allergyintolerance
FHIR
167
Screening and Assessment Survey Codes
StructureDefinition/us-core-observation-screening-assessment
VSAC
168
SecurityLabels
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-diagnosticreport-lab
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-documentreference
StructureDefinition/us-core-encounter
StructureDefinition/us-core-observation-lab
FHIR
169
SecurityRoleType
StructureDefinition/us-core-provenance
FHIR
170
Service Request Category Codes
ValueSet/us-core-servicerequest-category
StructureDefinition/us-core-servicerequest
FHIR
171
Service Request Order Details Codes
StructureDefinition/us-core-servicerequest
FHIR
172
Service type
StructureDefinition/us-core-encounter
FHIR
173
ServiceDeliveryLocationRoleType
StructureDefinition/us-core-location
StructureDefinition/us-core-servicerequest
THO
174
Sex
StructureDefinition/us-core-sex
VSAC
175
Sexual Orientation Including nulls and Data Absent Reason
StructureDefinition/us-core-observation-sexual-orientation
VSAC
176
Smoking Status Type
StructureDefinition/us-core-smokingstatus
VSAC
177
Smoking status comprehensive
StructureDefinition/us-core-smokingstatus
VSAC
178
Social Determinants of Health Goals
StructureDefinition/us-core-goal
VSAC
179
Special arrangements
StructureDefinition/us-core-encounter
FHIR
180
Special courtesy
StructureDefinition/us-core-encounter
FHIR
181
Specimen Condition SCT
ValueSet/us-core-specimen-condition
VSAC
182
Specimen Container Type
StructureDefinition/us-core-specimen
FHIR
183
Specimen processing procedure
StructureDefinition/us-core-specimen
FHIR
184
Specimen type
StructureDefinition/us-core-specimen
VSAC
185
SpecimenStatus
StructureDefinition/us-core-specimen
FHIR
186
SubscriberPolicyholder Relationship Codes
StructureDefinition/us-core-coverage
FHIR
187
Substance Code
StructureDefinition/us-core-allergyintolerance
FHIR
188
SubstanceAdminSubstitutionReason
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-medicationdispense
THO
189
TribalEntityUS
StructureDefinition/us-core-tribal-affiliation
THO
190
UDIEntryType
StructureDefinition/us-core-implantable-device
FHIR
191
US Core Clinical Note Type
US CORE
192
US Core Clinical Result Observation Category
StructureDefinition/us-core-observation-clinical-result
StructureDefinition/us-core-observation-lab
US CORE
193
US Core Condition Codes
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-medicationrequest
StructureDefinition/us-core-procedure
StructureDefinition/us-core-servicerequest
StructureDefinition/us-core-condition-encounter-diagnosis
US CORE
194
US Core Condition Codes Current
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-condition-encounter-diagnosis
US CORE
195
US Core Diagnostic Report Category Codes
StructureDefinition/us-core-diagnosticreport-note
US CORE
196
US Core DocumentReference Category
StructureDefinition/us-core-documentreference
US CORE
197
US Core DocumentReference Type
StructureDefinition/us-core-documentreference
US CORE
198
US Core Goal Codes
StructureDefinition/us-core-goal
US CORE
199
US Core Laboratory Test Codes
StructureDefinition/us-core-diagnosticreport-lab
StructureDefinition/us-core-observation-lab
US CORE
200
US Core Narrative Status
StructureDefinition/us-core-careplan
US CORE
201
US Core Non Laboratory Codes
StructureDefinition/us-core-diagnosticreport-note
US CORE
202
US Core Problem or Health Concern
StructureDefinition/us-core-condition-problems-health-concerns
US CORE
203
US Core Procedure Codes
StructureDefinition/us-core-procedure
StructureDefinition/us-core-servicerequest
US CORE
204
US Core Provenance Participant Type Codes
StructureDefinition/us-core-provenance
US CORE
205
US Core Screening Assessment Condition Category
US CORE
206
US Core Screening Assessment Observation Category
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-observation-screening-assessment
US CORE
207
US Core Screening Assessment Observation Maximum Category
StructureDefinition/us-core-observation-screening-assessment
US CORE
208
US Core ServiceRequest Category Codes
StructureDefinition/us-core-servicerequest
US CORE
209
US Core Simple Observation Category
StructureDefinition/us-core-condition-problems-health-concerns
StructureDefinition/us-core-care-experience-preference
StructureDefinition/us-core-treatment-intervention-preference
StructureDefinition/us-core-observation-adi-documentation
StructureDefinition/us-core-simple-observation
US CORE
210
US Core Specimen Condition
StructureDefinition/us-core-specimen
US CORE
211
US Core Status for Smoking Status Observation
StructureDefinition/us-core-smokingstatus
US CORE
212
USEncounterDischargeDisposition
StructureDefinition/us-core-encounter
THO
213
USPS Two Letter Alphabetic Codes
StructureDefinition/us-core-practitioner
StructureDefinition/us-core-patient
StructureDefinition/us-core-location
StructureDefinition/us-core-organization
StructureDefinition/us-core-jurisdiction
THO
214
UnitsOfMeasureCaseSensitive
StructureDefinition/us-core-smokingstatus
THO
215
Vital Sign Result Type
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-head-circumference
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-body-height
StructureDefinition/us-core-blood-pressure
VSAC
216
Vital Signs Units
StructureDefinition/pediatric-bmi-for-age
StructureDefinition/us-core-pulse-oximetry
StructureDefinition/head-occipital-frontal-circumference-percentile
StructureDefinition/us-core-bmi
StructureDefinition/us-core-body-temperature
StructureDefinition/us-core-respiratory-rate
StructureDefinition/us-core-vital-signs
StructureDefinition/us-core-head-circumference
StructureDefinition/pediatric-weight-for-height
StructureDefinition/us-core-heart-rate
StructureDefinition/us-core-body-weight
StructureDefinition/us-core-body-height
StructureDefinition/us-core-blood-pressure
FHIR
217
hl7VS-additivePreservative
StructureDefinition/us-core-specimen
THO
218
hl7VS-bedStatus
StructureDefinition/us-core-location
THO
219
hl7VS-re-admissionIndicator
StructureDefinition/us-core-encounter
THO
220
hl7VS-relevantClincialInformation
StructureDefinition/us-core-specimen
THO
221
hl7VS-specimenCondition
ValueSet/us-core-specimen-condition
THO
222
v2 table 0360
FHIR Value set/code system definition for HL7 v2 table 0360 ver 2.9 ( Degree/License/Certificate)
THO
223
v3 Code System ActCode
StructureDefinition/us-core-adi-documentreference
StructureDefinition/us-core-documentreference
THO
Code Systems
See the
FHIR terminology section
for a complete discussion on code systems and a list of code system names used in FHIR. Most code systems used in this guide are defined in the base FHIR specification. However, the following code systems are unique to this guide and not listed in the base FHIR specification. If a URI is listed here, it
SHALL
be used in the US Core profiles to identify the code system in preference to any other code system URI.
Code systems published in this IG*- Includes US Core defined code systems and externally defined code systems
US Core CarePlan Category Extension Codes
US Core Category
US Core Condition Category Extension Codes
US Core DocumentReferences Category Codes
US Core Provenance Participant Type Extension Codes
Externally Published code systems
URI
Source
Comment
OID (for non-FHIR systems)
CMS
Healthcare Common Procedure Coding System (HCPCS) Level II alphanumeric codes
2.16.840.1.113883.6.285
CMS
International Classification of Diseases, 10th Revision, Procedure Coding System (ICD-10-PCS)
- See
ICD-10 PCS Codes
for online access to codes for general information purposes.
2.16.840.1.113883.6.4
ADA
Code on Dental Procedures and Nomenclature
2.16.840.1.113883.6.13
USPS
United States Postal Service Two–Letter State and Possession Abbreviations
2.16.840.1.113883.6.92
Code System Used in US Core
The following table lists all the CodeSystems used in US Core and where they can be found. This information is also available as a
csv
or
excel
file.
Code System Sources:
FHIR
US CORE
THO
SNOMED
LOINC
UCUM
CDC
Code systems published by other standards organizations
Row #
Code System
Code System URI
Value Sets Where Used
Source
ValueSet/security-role-type
Other
AHA NUBC Patient Discharge Status Codes
ValueSet/v3-USEncounterDischargeDisposition
Other
ActCode
ValueSet/v3-ActPharmacySupplyType
ValueSet/v3-ActCode
ValueSet/provenance-activity-type
ValueSet/v3-ActEncounterCode
THO
ActPriority
ValueSet/v3-ActPriority
THO
ActReason
ValueSet/v3-PurposeOfUse
ValueSet/immunization-status-reason
ValueSet/v3-SubstanceAdminSubstitutionReason
THO
ActSite
ValueSet/immunization-site
THO
AddressType
ValueSet/address-type
FHIR
AddressUse
ValueSet/address-use
FHIR
AdministrativeGender
ValueSet/administrative-gender
FHIR
10
Admit source
ValueSet/encounter-admit-source
THO
11
AllergyIntolerance Clinical Status Codes
ValueSet/allergyintolerance-clinical
THO
12
AllergyIntolerance Verification Status
ValueSet/allergyintolerance-verification
THO
13
AllergyIntoleranceCategory
ValueSet/allergy-intolerance-category
FHIR
14
AllergyIntoleranceCriticality
ValueSet/allergy-intolerance-criticality
FHIR
15
AllergyIntoleranceSeverity
ValueSet/reaction-event-severity
FHIR
16
AllergyIntoleranceType
ValueSet/allergy-intolerance-type
FHIR
17
CMS Place of Service Codes (POS)
ValueSet/CMSPlaceOfServiceCodes
Other
18
CarePlanActivityStatus
ValueSet/care-plan-activity-status
FHIR
19
CareTeamStatus
ValueSet/care-team-status
FHIR
20
Code on Dental Procedures and Nomenclature
ValueSet/us-core-procedure-code
Other
21
Common Tags
ValueSet/common-tags
THO
22
CompositionStatus
ValueSet/composition-status
FHIR
23
Condition Category Codes
ValueSet/condition-category
ValueSet/us-core-problem-or-health-concern
THO
24
Condition Clinical Status Codes
ValueSet/condition-clinical
THO
25
ConditionVerificationStatus
ValueSet/condition-ver-status
THO
26
Contact entity type
ValueSet/contactentity-type
THO
27
ContactPointSystem
ValueSet/contact-point-system
FHIR
28
ContactPointUse
ValueSet/contact-point-use
FHIR
29
Contract Signer Type Codes
ValueSet/security-role-type
THO
30
Coverage Class Codes
ValueSet/coverage-class
THO
31
Coverage Copay Type Codes
ValueSet/coverage-copay-type
THO
32
Current Procedural Terminology (CPT®)
ValueSet/us-core-procedure-code
Other
33
DataAbsentReason
ValueSet/data-absent-reason
THO
34
DataOperation
ValueSet/provenance-activity-type
THO
35
DaysOfWeek
ValueSet/days-of-week
FHIR
36
DeviceNameType
ValueSet/device-nametype
FHIR
37
Diagnosis Role
ValueSet/diagnosis-role
THO
38
DiagnosticReportStatus
ValueSet/diagnostic-report-status
FHIR
39
Diet
ValueSet/encounter-diet
THO
40
DocumentCompletion
ValueSet/provenance-activity-type
THO
41
DocumentReferenceStatus
ValueSet/document-reference-status
FHIR
42
DocumentRelationshipType
ValueSet/document-relationship-type
FHIR
43
DoseAndRateType
ValueSet/dose-rate-type
THO
44
EncounterLocationStatus
ValueSet/encounter-location-status
FHIR
45
EncounterSpecialCourtesy
ValueSet/encounter-special-courtesy
THO
46
EncounterStatus
ValueSet/encounter-status
FHIR
47
EventStatus
ValueSet/immunization-status
ValueSet/event-status
FHIR
48
Example Coverage Financial Exception Codes
ValueSet/coverage-financial-exception
THO
49
FHIRDeviceStatus
ValueSet/device-status
FHIR
50
FHIRDeviceStatusReason
ValueSet/device-status-reason
THO
51
Financial Resource Status Codes
ValueSet/fm-status
FHIR
52
Goal achievement status
ValueSet/goal-achievement
THO
53
Goal category
ValueSet/goal-category
THO
54
Goal priority
ValueSet/goal-priority
THO
55
GoalLifecycleStatus
ValueSet/goal-status
FHIR
56
HL7 Document Format Codes
ValueSet/v3-HL7FormatCodes
THO
57
ICD-10 Procedure Codes
ValueSet/us-core-procedure-code
Other
58
ICD-9-CM
ValueSet/us-core-condition-code
CDC
59
IHE Format Code set for use with Document Sharing
ValueSet/v3-HL7FormatCodes
Other
60
IdentifierUse
ValueSet/identifier-use
FHIR
61
Immunization Funding Source
ValueSet/immunization-funding-source
THO
62
Immunization Origin Codes
ValueSet/immunization-origin
THO
63
Immunization Program Eligibility
ValueSet/immunization-program-eligibility
THO
64
Immunization Subpotent Reason
ValueSet/immunization-subpotent-reason
THO
65
International Classification of Diseases
Clinical Modification (ICD-10-CM)
CDC
66
LinkType
ValueSet/link-type
FHIR
67
Location type
ValueSet/location-physical-type
THO
68
LocationMode
ValueSet/location-mode
FHIR
69
LocationStatus
ValueSet/location-status
FHIR
70
Logical Observation Identifiers
LOINC provides a set of universal names and ID codes for identifying laboratory and clinical test results.1
2 LOINC facilitates the exchange and pooling of results
such as blood hemoglobin
serum potassium
or vital signs
for clinical care
outcomes management
and research. LOINC's universal identifiers (names and codes) can be used in the context of order and observation exchanges between information systems that use syntax standards such as HL73
CEN TC251
ISO TC215
ASTM4
and DICOM. Specifically
the identifier can be used as the coded value for an observation in any other standard that uses the observation/observation value paradigm
whether messages
documents
application programming interface (API)
etc. For example
LOINC codes are used widely in the OBX segment Observation Identifier field (OBX-3) of an ORU HL7 (HL7 version 2.x or ASTM 1238-9410) message that may be sent between a Clinical Laboratory Information Management Systems (LIMS) and Electronic Health Record Systems (EHR).5
6 In this way
LOINC codes provide universal identifiers that allow the exchange of clinical data between heterogeneous computing environments.
LOINC
71
MaritalStatus
ValueSet/marital-status
THO
72
Medication status codes
ValueSet/medication-status
FHIR
73
Medication dispense category codes
ValueSet/medicationdispense-category
THO
74
Medication dispense status codes
ValueSet/medicationdispense-status
THO
75
Medication dispense status reason codes
ValueSet/medicationdispense-status-reason
THO
76
Medication request intent
ValueSet/medicationrequest-intent
FHIR
77
MedicationDispense Performer Function Codes
ValueSet/medicationdispense-performer-function
THO
78
MedicationRequest Category Codes
ValueSet/medicationrequest-category
THO
79
MedicationRequest Course of Therapy Codes
ValueSet/medicationrequest-course-of-therapy
THO
80
MedicationRequest Status Reason Codes
ValueSet/medicationrequest-status-reason
THO
81
Medicationrequest status
ValueSet/medicationrequest-status
FHIR
82
NUCC Provider Taxonomy
ValueSet/2.16.840.1.114222.4.11.1066
Other
83
NameUse
ValueSet/name-use
FHIR
84
NarrativeStatus
ValueSet/us-core-narrative-status
FHIR
85
NullFlavor
ValueSet/us-core-documentreference-type
ValueSet/marital-status
ValueSet/encounter-special-courtesy
THO
86
Observation Category Codes
ValueSet/us-core-screening-assessment-observation-category
ValueSet/us-core-simple-observation-category
ValueSet/us-core-clinical-result-observation-category
ValueSet/observation-category
ValueSet/us-core-screening-assessment-observation-maximum-category
THO
87
Observation Reference Range Meaning Codes
ValueSet/referencerange-meaning
THO
88
ObservationInterpretation
ValueSet/observation-interpretation
THO
89
ObservationStatus
ValueSet/us-core-observation-smoking-status-status
ValueSet/observation-status
FHIR
90
Occupational Data for Health (ODH)
ValueSet/2.16.840.1.114222.4.11.7900
ValueSet/2.16.840.1.114222.4.11.7901
THO
91
Organization type
ValueSet/organization-type
THO
92
Participant type
ValueSet/encounter-participant-type
THO
93
ParticipationFunction
ValueSet/security-role-type
THO
94
ParticipationType
ValueSet/security-role-type
ValueSet/encounter-participant-type
ValueSet/provenance-activity-type
THO
95
Provenance participant type
ValueSet/us-core-provenance-participant-type
THO
96
ProvenanceEntityRole
ValueSet/provenance-entity-role
FHIR
97
QuantityComparator
ValueSet/quantity-comparator
FHIR
98
QuestionnaireResponseStatus
ValueSet/questionnaire-answers-status
FHIR
99
RequestIntent
ValueSet/request-intent
ValueSet/care-plan-intent
FHIR
100
RequestPriority
ValueSet/request-priority
FHIR
101
RequestStatus
ValueSet/request-status
FHIR
102
ResourceType
ValueSet/resource-types
ValueSet/care-plan-activity-kind
FHIR
103
RoleClass
ValueSet/security-role-type
THO
104
RoleCode
ValueSet/security-role-type
ValueSet/relatedperson-relationshiptype
ValueSet/v3-ServiceDeliveryLocationRoleType
THO
105
RouteOfAdministration
ValueSet/immunization-route
THO
106
SNOMED CT (all versions)
ValueSet/servicerequest-category
ValueSet/specimen-container-type
ValueSet/2.16.840.1.113762.1.4.1099.54
ValueSet/procedure-followup
ValueSet/us-core-goal-description
ValueSet/specimen-collection-method
ValueSet/us-core-condition-code-current
ValueSet/medication-form-codes
ValueSet/body-site
ValueSet/manifestation-or-symptom
ValueSet/goal-start-event
ValueSet/procedure-code
ValueSet/medication-as-needed-reason
ValueSet/2.16.840.1.113762.1.4.1166.22
ValueSet/c80-facilitycodes
ValueSet/2.16.840.1.113762.1.4.1267.3
ValueSet/immunization-reason
ValueSet/substance-code
ValueSet/observation-methods
ValueSet/us-core-procedure-code
ValueSet/care-plan-category
ValueSet/questionnaire-answers
ValueSet/servicerequest-orderdetail
ValueSet/clinical-findings
ValueSet/condition-stage
ValueSet/immunization-target-disease
ValueSet/encounter-reason
ValueSet/participant-role
ValueSet/additional-instruction-codes
ValueSet/approach-site-codes
ValueSet/device-action
ValueSet/us-core-condition-code
ValueSet/medication-codes
ValueSet/device-kind
ValueSet/performer-role
ValueSet/us-core-servicerequest-category
ValueSet/c80-practice-codes
ValueSet/referencerange-appliesto
ValueSet/route-codes
ValueSet/procedure-outcome
ValueSet/care-plan-activity-outcome
ValueSet/2.16.840.1.113762.1.4.1021.121
ValueSet/procedure-category
ValueSet/condition-code
ValueSet/condition-stage-type
ValueSet/procedure-not-performed-reason
ValueSet/immunization-status-reason
ValueSet/administration-method-codes
ValueSet/condition-severity
SNOMED
107
Security Role Type
ValueSet/security-role-type
THO
108
Service type
ValueSet/service-type
THO
109
Source of Payment Typology
ValueSet/2.16.840.1.114222.4.11.3591
Other
110
Special arrangements
ValueSet/encounter-special-arrangements
THO
111
SpecimenStatus
ValueSet/specimen-status
FHIR
112
SubscriberPolicyholder Relationship Codes
ValueSet/subscriber-relationship
THO
113
Substance Admin Substitution
ValueSet/v3-ActSubstanceAdminSubstitutionCode
THO
114
Tags for the Identification of Languages
urn:ietf:bcp:47
ValueSet/languages
ValueSet/Languages
Other
115
TribalEntityUS
ValueSet/v3-TribalEntityUS
THO
116
UDIEntryType
ValueSet/udi-entry-type
FHIR
117
US Core Category
ValueSet/us-core-screening-assessment-observation-category
ValueSet/us-core-simple-observation-category
ValueSet/us-core-servicerequest-category
ValueSet/us-core-screening-assessment-condition-category
ValueSet/us-core-screening-assessment-observation-maximum-category
US CORE
118
US Core Condition Category Extension Codes
ValueSet/us-core-problem-or-health-concern
US CORE
119
US Core DocumentReferences Category Codes
ValueSet/us-core-documentreference-category
US CORE
120
US Core Provenance Participant Type Extension Codes
ValueSet/us-core-provenance-participant-type
US CORE
121
US State Codes
ValueSet/USPS-State
Other
122
Unified Code for Units of Measure (UCUM)
ValueSet/ucum-bodyweight
ValueSet/ucum-bodytemp
ValueSet/ucum-common
ValueSet/ucum-vitals-common
ValueSet/v3-UnitsOfMeasureCaseSensitive
ValueSet/ucum-bodylength
UCUM
123
Vaccine Administered Code Set (CVX)
ValueSet/2.16.840.1.113762.1.4.1010.6
CDC
124
additivePreservative
ValueSet/v2-0371
THO
125
bedStatus
ValueSet/v2-0116
THO
126
contactRole2
ValueSet/relatedperson-relationshiptype
ValueSet/patient-contactrelationship
THO
127
diagnosticServiceSectionId
ValueSet/diagnostic-service-sections
THO
128
identifierType
ValueSet/identifier-type
THO
129
providerRole
ValueSet/immunization-function
THO
130
re-admissionIndicator
ValueSet/v2-0092
THO
131
relevantClincialInformation
ValueSet/v2-0916
THO
132
treatment
ValueSet/specimen-processing-procedure
THO
The Value Set Authority Center (VSAC)
This guide links terminology directly to the FHIR® Terminology Service for VSAC Resources (
Value Set Authority Center (VSAC)
), where applicable, using a RESTful API service to access the VSAC value sets and supported code systems. See the table above for a list of value sets used in US Core that VSAC defines.
How to Acess Value Sets in VSAC
VSAC requires login using your own
UMLS API Key
to view the value sets.
VSAC UMLS Licensing information
. (See the screenshots below)
The value sets in VSAC are specified using a VSAC value set OID.
To view the value set expansion in the VSAC user interface, use:
GET https://vsac.nlm.nih.gov/ValueSet/[VSAC OID]/expansion
An example of this is shown in the screenshots below.
When viewing a ValueSet in the VSAC UI, the Code System OIDs and VSAC Code System names are displayed for each code. However, these code system identifiers
SHOULD NOT
be used. The FHIR URIs code systems are defined as part of FHIR and
SHOULD
be used instead. Unfortunately, the FHIR URI for the code system is not shown. As a convenience for the reader, a
VSAC to FHIR Code System Mapping Table
is provided, which maps the VSAC Code System names to the corresponding FHIR URI. For more information, see this
documentation
describing the relationships between the VSAC value set name, FHIR value set name, and FHIR value set title and how to access VSAC's FHIR API.
To fetch the FHIR ValueSet resource (in other words, the value set definition), use:
GET https://cts.nlm.nih.gov/fhir/ValueSet/[VSAC OID]
To fetch the FHIR ValueSet resource expansion, use the FHIR
$expand
operation:
GET https://cts.nlm.nih.gov/fhir/ValueSet/[VSAC OID]/$expand
For more information, refer to the
FHIR Terminology Service for VSAC Resources
Example
For example, the
US Core Smoking Status Observation Profile
valueCodeableConcept
element has a preferred binding to the Smoking Status value set. To access it in VSAC, click on the link to
Figure 1: VSAC link
The reader is redirected to the VSAC login page to enter an API Key (only one login is required per session):
Figure 2: VSAC API-Key Login
After successfully entering the API Key, the value set can be inspected, downloaded, etc., using the VSAC User interface, as shown in the figure below. This FHIR ValueSet resource can also be fetched using the URL
, and the FHIR ValueSet expansion using the URL
Figure 3: VSAC Smoking Status ValueSet
IG © 2025+
HL7 International / Cross-Group Projects
. Package hl7.fhir.us.core#8.0.1 based on
FHIR 4.0.1
. Generated
2025-12-10
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