2026 US Quality Core Implementation Guide
0.5.0 - release United States of America flag

2026 US Quality Core Implementation Guide - Downloaded Version 0.5.0 See the Directory of published versions

US Quality Core Profiles

US Quality Core Profiles

The following table lists the US Quality Core profiles that are part of the IG, which US Core profile they are derived from, if any, and the underlying FHIR resources.

US Quality Core inherits all profiles from QI-Core 6.0.0, but not all profiles included in this guide are required for conformance. Implementations are expected to support profiles with at least one USCDI+ Quality flagged data element, as described in the Summary of Conformance Requirements and the USCDI+ Quality in-scope and out-of-scope profile summaries. Profiles that are not part of the conformance expectations of this guide are marked with an asterisk (*) in the US Quality Core profile column.


US Quality Core (0.5.0) Profile US Core (6.1.0) Profile Base Resource
2.1.1 AdverseEvent    
US Quality Core AdverseEvent AdverseEvent
2.1.2 AllergyIntolerance    
US Quality Core AllergyIntolerance US Core AllergyIntolerance AllergyIntolerance
2.1.3 BodyStructure    
US Quality Core BodyStructure* BodyStructure
2.1.4 CarePlan    
US Quality Core CarePlan US Core CarePlan CarePlan
2.1.5 CareTeam    
US Quality Core CareTeam US Core CareTeam CareTeam
2.1.6 Claim    
US Quality Core Claim* Claim
2.1.7 ClaimResponse    
US Quality Core ClaimResponse* ClaimResponse
2.1.8 Communication    
US Quality Core Communication* Communication
US Quality Core Communication Not Done* Communication
2.1.9 CommunicationRequest    
US Quality Core CommunicationRequest* CommunicationRequest
2.1.10 Condition    
US Quality Core Condition Encounter Diagnosis US Core Condition Encounter Diagnosis Condition
US Quality Core Condition Problems Health Concerns US Core Condition Problems Health Concerns Condition
2.1.11 Coverage    
US Quality Core Coverage US Core Coverage Coverage
2.1.12 Device    
US Quality Core Device* Device
US Core Implantable Device Device
2.1.13 DeviceRequest    
US Quality Core Device Not Requested DeviceRequest
US Quality Core DeviceRequest DeviceRequest
2.1.14 DeviceUseStatement    
US Quality Core DeviceUseStatement* DeviceUseStatement
2.1.15 DiagnosticReport    
US Quality Core DiagnosticReport Profile for Laboratory Results Reporting US Core DiagnosticReport Profile for Laboratory Results Reporting DiagnosticReport
US Quality Core DiagnosticReport Profile for Report and Note Exchange US Core DiagnosticReport Profile for Report and Note Exchange DiagnosticReport
2.1.16 Encounter    
US Quality Core Encounter US Core Encounter Encounter
2.1.17 FamilyMemberHistory    
US Quality Core FamilyMemberHistory FamilyMemberHistory
2.1.18 Flag    
US Quality Core Flag* Flag
2.1.19 Goal    
US Quality Core Goal US Core Goal Goal
2.1.20 ImagingStudy    
US Quality Core ImagingStudy* ImagingStudy
2.1.21 Immunization    
US Quality Core Immunization US Core Immunization Immunization
US Quality Core Immunization Not Done US Core Immunization Immunization
2.1.22 ImmunizationEvaluation    
US Quality Core ImmunizationEvaluation* ImmunizationEvaluation
2.1.23 ImmunizationRecommendation    
US Quality Core ImmunizationRecommendation* ImmunizationRecommendation
2.1.24 Location    
US Quality Core Location US Core Location Location
2.1.25 Medication    
US Quality Core Medication US Core Medication Medication
2.1.26 MedicationAdministration    
US Quality Core MedicationAdministration MedicationAdministration
US Quality Core MedicationAdministration Not Done MedicationAdministration
2.1.27 MedicationDispense    
US Quality Core MedicationDispense US Core MedicationDispense MedicationDispense
US Quality Core MedicationDispense Declined US Core MedicationDispense MedicationDispense
2.1.28 MedicationRequest    
US Quality Core Medication Not Requested US Core MedicationRequest MedicationRequest
US Quality Core MedicationRequest US Core MedicationRequest MedicationRequest
2.1.29 MedicationStatement    
US Quality Core MedicationStatement* MedicationStatement
2.1.30 NutritionOrder    
US Quality Core NutritionOrder* NutritionOrder
2.1.31 Observation    
US Quality Core Simple Observation US Core Simple Observation Observation
US Quality Core Observation Cancelled Observation
US Quality Core NonPatient Observation* Observation
US Quality Core Laboratory Result Observation US Core Laboratory Result Observation Observation
US Quality Core Observation Clinical Result US Core Observation Clinical Result Observation
US Quality Core Observation Screening Assessment US Core Observation Screening Assessment Observation
US Core Vital Signs Observation
US Core Blood Pressure Observation
US Core BMI Observation
US Core Body Height Observation
US Core Body Temperature Observation
US Core Body Weight Observation
US Core Head Circumference Observation
US Core Heart Rate Observation
US Core Pediatric BMI for Age Observation Observation
US Core Pediatric Head Occipital-frontal Circumference Percentile Observation
US Core Pediatric Weight for Height Observation Observation
US Core Pulse Oximetry Observation
US Core Respiratory Rate Observation
US Core Smoking Status Observation
US Core Observation Occupation Observation
US Core Observation Sexual Orientation Observation
US Core Observation Pregnancy Intent Observation
US Core Observation Pregnancy Status Observation
2.1.32 Organization    
US Quality Core Organization US Core Organization Organization
2.1.33 Patient    
US Quality Core Patient US Core Patient Patient
2.1.34 Practitioner    
US Quality Core Practitioner US Core Practitioner Practitioner
2.1.35 PractitionerRole    
US Quality Core PractitionerRole US Core PractitionerRole PractitionerRole
2.1.36 Procedure    
US Quality Core Procedure US Core Procedure Procedure
US Quality Core Procedure Not Done US Core Procedure Procedure
2.1.37 QuestionnaireResponse    
US Quality Core QuestionnaireResponse* US Core QuestionnaireResponse QuestionnaireResponse
2.1.38 RelatedPerson    
US Quality Core RelatedPerson US Core RelatedPerson RelatedPerson
2.1.39 ServiceRequest    
US Quality Core Service Not Requested US Core ServiceRequest ServiceRequest
US Quality Core ServiceRequest US Core ServiceRequest ServiceRequest
2.1.40 Specimen    
US Core Specimen Specimen
2.1.41 Substance    
US Quality Core Substance* Substance
2.1.42 Task    
US Quality Core Task Task
US Quality Core Task Rejected Task

Referencing US Quality Core Profiles

There are a number of US Quality Core profiles inherited directly from US Core profiles, if any, or other FHIR resources (i.e. US Core Implantable Device Profile, FHIR Vital Signs, US Core Smoking Status etc.) and the underlying Reference elements can address the US Core or FHIR profiles for the items referenced. For any other references to base FHIR resources or not formally defined in a US Quality Core Profile, the referenced resource SHALL be a US Quality Core Profile if a US Quality Core Profile exists for the resource type. For example, US Core Smoking Status references US Core Patient profile, the reference to Patient SHALL be a valid US Quality Core Patient.

Note to Implementers: US Quality Core profiles have been developed with the principle that if the profiles only need to provide references to US Quality Core Profiles, that is insufficient to require individual US Quality Core profiles for all US Core profiles. There are edge cases using this approach where the FHIR validator would not validate an assumption made by the measure author, such as that an encounter traced through an observation is a US Quality Core Encounter. We think that general validation of all the resources provided to the context of a measure evaluation can address that risk without the need for deriving specific profiles that only constrain reference types. We seek feedback on this point.

This change will strengthen the requirement to use a US Quality Core profile when using a base FHIR or US Core profile not formally defined in US Quality Core and to use US Quality Core profiles as referenced resources if a US Quality Core Profile exists for that resource.