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Extensions, Realm US, Version R4

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PackageIdentityName/TitleStatusFMMWGDateAuthContextModifierTypeUsage #
fhir.kenyaCoreIGStructureDefinition-approval-status-extension.jsonApproval Status Extensiondraft2026-01hl7Context: ElementType:CodeableConceptMod:01
fhir.kenyaCoreIGStructureDefinition-facility-level-extension.jsonFacility Level Extensiondraft2026-01hl7Context: ElementType:CodeableConceptMod:01
fhir.kenyaCoreIGStructureDefinition-license-status-extension.jsonLicense Status Extensiondraft2026-01hl7Context: ElementType:CodeableConceptMod:01
fhir.kenyaCoreIGStructureDefinition-licensing-body-extension.jsonLicensing Body Extensiondraft2026-01hl7Context: ElementType:CodeableConceptMod:01
fhir.astp.bhpStructureDefinition-program-info.jsonGrant Program ID and Numberdraft2026-02hl7Context: ObservationType:complexMod:01
hl7.fhir.us.dme-ordersStructureDefinition-PAOX-devicerequest-extension.jsonDeviceRequest Extension to support DeviceDefinitionactive2023-06hl7Context: Type:ReferenceMod:0
hl7.fhir.us.odhStructureDefinition-odh-isCurrentJob-extension.jsonODHIsCurrentJob-extensionactive2021-01hl7Context: ObservationType:booleanMod:01
fhir.r4.wales.testExtension-DataStandardsWales-DocumentAttester.jsonExtension Data Standards Wales Document Attesterdraft2025-09hl7Context: DocumentReferenceType:complexMod:07
fhir.r4.wales.testExtension-DataStandardsWales-DocumentVersion.jsonExtension Data Standards Wales Document Versiondraft2025-09hl7Context: DocumentReferenceType:complexMod:07
fhir.r4.wales.testExtension-DataStandardsWales-SingleRecordAllergiesListConfirmedBy.jsonExtension Data Standards Wales Single Record Allergies List Confirmed Bydraft2024-10hl7Context: ListType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-SingleRecordAllergiesListConfirmedDate.jsonExtension Data Standards Wales Single Record Allergies List Confirmed Datedraft2024-10hl7Context: ListType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-SingleRecordAllergiesListUpdated.jsonExtension Data Standards Wales Single Record Allergies List Updateddraft2024-10hl7Context: ListType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-UECAttendanceCategory.jsonExtension Data Standards Wales UEC Attendance Categorydraft2025-09hl7Context: EncounterType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-UECExpectedtimeOfTreatment.jsonExtension Data Standards Wales UEC Expected Time Of Treatmentdraft2025-09hl7Context: EncounterType:complexMod:01
ca.on.oh-dhdrMonitoredDrugIndicator.StructureDefinition.jsonMonitoredDrugIndicatordrafthl7Context: MedicationType:complexMod:02
signal.core.r4StructureDefinition-extension-SignalRegion.jsonSignalRegiondrafthl7Context: AddressType:complexMod:01
signal.core.r4StructureDefinition-extension-SignalServiceRequestAuthorizedAmount.jsonSignalServiceRequestAuthorizedAmountdrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestDateOfReferral.jsonSignalServiceRequestDateOfReferraldrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestGuardian.jsonSignalServiceRequestGuardiandrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestNoOfUnits.jsonSignalServiceRequestNoOfUnitsdrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestParentFee.jsonSignalServiceRequestParentFeedrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestParentFlatRate.jsonSignalServiceRequestParentFlatRatedrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestReferringOrg.jsonSignalServiceRequestReferringOrgdrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestTrailsClientID.jsonSignalServiceRequestTrailsClientIDdrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestTrailsCountyHouseholdID.jsonSignalServiceRequestTrailsCountyHouseholdIDdrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SignalServiceRequestTrailsID.jsonSignalServiceRequestTrailsIDdrafthl7Context: ServiceRequestType:complexMod:0
signal.core.r4StructureDefinition-extension-SurveyStateActivityStatus.jsonSurveyStateActivityStatusdrafthl7Context: QuestionnaireResponseType:complexMod:0
fhir.nhs.uk.wayfinderExtension-Wayfinder-AppointmentStatus.StructureDefinition.jsonExtensionWayfinderAppointmentStatusdrafthl7Context: CarePlan.activity.detailType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-Client-id.StructureDefinition.jsonExtensionWayfinderClient-iddrafthl7Context: CarePlan.activity.detailType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-ConsultationMedium.StructureDefinition.jsonExtensionWayfinderConsultationMediumdrafthl7Context: CarePlan.activity.detailType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-EncounterClass.StructureDefinition.jsonExtensionWayfinderEncounterClassdrafthl7Context: CarePlan.activity.detailType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-ErrorSource.StructureDefinition.jsonExtensionWayfinderErrorSourcedrafthl7Context: OperationOutcome.issueType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-LinkedResource.StructureDefinition.jsonExtensionWayfinderLinkedResourcedrafthl7Context: CarePlan.activity.detailType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-PlannedWaitTime.StructureDefinition.jsonExtensionWayfinderPlannedWaitTimedrafthl7Context: CarePlan.periodType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-PortalLink.StructureDefinition.jsonExtensionWayfinderPortalLinkdrafthl7Context: CarePlan.activity.detailType:complexMod:02
fhir.nhs.uk.wayfinderExtension-Wayfinder-ReadReceipt.StructureDefinition.jsonExtensionWayfinderReadReceiptdrafthl7Context: CarePlan.activity.detailType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-ServiceRequestState.StructureDefinition.jsonExtensionWayfinderServiceRequestStatedrafthl7Context: CarePlan.activity.detailType:complexMod:02
fhir.nhs.uk.wayfinderExtension-Wayfinder-Speciality.StructureDefinition.jsonExtensionWayfinderSpecialitydrafthl7Context: CarePlan.activity.detailType:complexMod:01
fhir.nhs.uk.wayfinderExtension-Wayfinder-eRSReviewDueDate.StructureDefinition.jsonExtensionWayfindereRSReviewDueDatedrafthl7Context: CarePlan.activity.detail.scheduled[x]Type:complexMod:01
fhir.bfarm.deExtension-HealthAppCatalogEntryHealthAppLink.jsonHealthApp on HealthAppCatalogEntryactivehl7Context: CatalogEntry.referencedItemType:complexMod:01
fhir.bfarm.deExtension-HealthAppCatalogEntryHistory.jsonHistory on HealthAppCatalogEntryactivehl7Context: CatalogEntryType:complexMod:01
fhir.bfarm.deExtension-HealthAppCatalogEntryTrialPeriod.jsonTrialPeriod on HealthAppCatalogEntryactivehl7Context: CatalogEntryType:complexMod:01
fhir.bfarm.deExtension-HealthAppHandbook.jsonHandbook on HealthAppactivehl7Context: DeviceDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppMedia.jsonMedia on HealthAppactivehl7Context: DeviceDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppModuleCategory.jsonCategory on HealthAppModuleactivehl7Context: DeviceDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppModuleHardware.jsonHardware on HealthAppModuleactivehl7Context: DeviceDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppModuleMedicalDevice.jsonMedicalDevice on HealthAppModuleactivehl7Context: DeviceDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppModuleSpecializationCompatibility.jsonSpecialization Compatibility on HealthAppModuleactivehl7Context: DeviceDefinition.specializationType:complexMod:01
fhir.bfarm.deExtension-HealthAppModuleSpecializationUrl.jsonSpecialization Url on HealthAppModuleactivehl7Context: DeviceDefinition.specializationType:complexMod:01
fhir.bfarm.deExtension-HealthAppNutzungshinweis.jsonNutzungshinweis on HealthAppactivehl7Context: DeviceDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitAnwendungsdauer.jsonAnwendungsdauer on HealthAppPrescriptionUnitactivehl7Context: ChargeItemDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitCodeValidUntil.jsonValidUntil on HealthAppPrescriptionUnitCodeactivehl7Context: ChargeItemDefinition.codeType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitEergaenzendeUnterstuetzungsleistungen.jsonErgaenzendeUnterstuetzungsleistungen on HealthAppPrescriptionUnitactivehl7Context: ChargeItemDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitHealthAppModuleLink.jsonHealthAppModule on HealthAppPrescriptionUnitactivehl7Context: ChargeItemDefinition.instanceType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitIndikation.jsonIndikation on HealthAppPrescriptionUnitactivehl7Context: ChargeItemDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitKontraindikation.jsonKontraindikation on HealthAppPrescriptionUnitactivehl7Context: ChargeItemDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitPropertyGroupNonRefundable.jsonNonRefundable on HealthAppPrescriptionUnitPropertyGroupactivehl7Context: ChargeItemDefinition.propertyGroupType:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitUseContextValueSeverity.jsonSeverity on HealthAppPrescriptionUnitUseContextValueCodingactivehl7Context: ChargeItemDefinition.useContext.value[x]Type:complexMod:01
fhir.bfarm.deExtension-HealthAppPrescriptionUnitVertragsaerztlicheLeistungen.jsonVertragsaerztlicheLeistungen on HealthAppPrescriptionUnitactivehl7Context: ChargeItemDefinitionType:complexMod:01
fhir.bfarm.deExtension-HealthAppQuestionnaireAnswerOptionDescription.jsonAnswerOption Description on HealthAppQuestionnaireactivehl7Context: Questionnaire.item.item.item.answerOptionType:complexMod:01
fhir.bfarm.deExtension-HealthAppQuestionnaireItemDescription.jsonItem Description on HealthAppQuestionnaireactivehl7Context: Questionnaire.item.item.item,Questionnaire.item.item,Questionnaire.item,Questionnaire.item.item.item.itemType:complexMod:01
fhir.bfarm.deExtension-HealthAppQuestionnaireResponseAnswerRange.jsonAnswer Range on HealthAppQuestionnaireResponseactivehl7Context: QuestionnaireResponse.item.item.item.answerType:complexMod:01
fhir.bfarm.deExtension-HealthAppQuestionnaireResponseItemInapplicable.jsonItem Inapplicable on HealthAppQuestionnaireResponseactivehl7Context: QuestionnaireResponse.item.item.item.item,QuestionnaireResponse.item.item.itemType:complexMod:01
fhir.bfarm.deExtension-HealthAppSummaries.jsonSummaries on HealthAppactivehl7Context: DeviceDefinitionType:complexMod:01
fhir.nwgenomics.nhs.ukStructureDefinition-ext-codeable-reference.jsonExtCodeableReferencedraft2026-03hl7Context: ElementType:CodeableConceptMod:01
hl7.fhir.us.qicoreStructureDefinition-qicore-keyelement.jsonQI-Core Key Element Extensiontrial-use4cqi2023-04hl7Context: ElementDefinition.type.targetProfile,ElementDefinition.type,ElementDefinitionType:booleanMod:0
hl7.fhir.us.coreStructureDefinition-uscdi-requirement.jsonUS Core USCDI Requirement Extensiontrial-use5cgp2023-04hl7Context: ElementDefinitionType:booleanMod:0
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-PriorAuthorizationNewStartsOnly-extension.jsonPrior Authorization New Starts Onlytrial-usephx2025-02hl7Context: BasicType:booleanMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-PriorAuthorization-extension.jsonPrior Authorizationtrial-usephx2025-02hl7Context: BasicType:booleanMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-QuantityLimit-extension.jsonQuantity Limittrial-usephx2025-02hl7Context: BasicType:booleanMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-PharmacyBenefitType-extension.jsonPharmacy Benefit Typetrial-usephx2025-02hl7Context: BasicType:CodeableConceptMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-StepTherapyLimitNewStartsOnly-extension.jsonStep Therapy Limit New Starts Onlytrial-usephx2025-02hl7Context: BasicType:booleanMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-StepTherapyLimit-extension.jsonStep Therapy Limittrial-usephx2025-02hl7Context: BasicType:booleanMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-AvailabilityStatus-extension.jsonAvailability Statustrial-usephx2025-02hl7Context: BasicType:codeMod:01
hl7.fhir.us.pacio-adiStructureDefinition-adi-clause-extension.jsonClausetrial-use2pe2026-03hl7Context: Composition,Consent,BundleType:complexMod:02
hl7.fhir.us.coreStructureDefinition-us-core-birthsex.jsonUS Core Birth Sex Extensioninformative5cgp2025-04hl7Context: PatientType:codeMod:02
hl7.fhir.us.mcodeStructureDefinition-mcode-treatment-termination-reason.jsonTreatment Termination Reason Extension (deprecated)retired3cic2025-02hl7Context: Extension,DomainResource,ProcedureType:CodeableConceptMod:02
hl7.fhir.us.pdmpStructureDefinition-pdmp-extension-opioid-treatment-code.jsonPDMP Extension - Opioid Treatment Codeactivephx2024-04hl7Context: MedicationDispenseType:CodingMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-infoChanged.jsonInformation Change Modetrial-use4fm2026-03hl7Context: Claim.itemType:codeMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-contentModifier.jsonContent Modifiertrial-use4fm2026-03hl7Context: Task.input,CommunicationRequest.payloadType:CodeableConceptMod:02
hl7.fhir.us.davinci-pasStructureDefinition-extension-communicatedDiagnosis.jsonCommunicated Diagnosistrial-use4fm2026-03hl7Context: Claim.item,ExplanationOfBenefit.item,CommunicationRequest.payloadType:CodeableConceptMod:03
hl7.fhir.us.pdmpStructureDefinition-pdmp-extension-method-of-payment.jsonPDMP Extension - Method of Paymentactivephx2024-04hl7Context: MedicationDispenseType:CodingMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-timingcalendarpattern.jsonCalendar Patterntrial-use4fm2026-03hl7Context: Request,Dosage.timingType:CodeableConceptMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-timingdeliverypattern.jsonDelivery Patterntrial-use4fm2026-03hl7Context: Request,Dosage.timingType:CodeableConceptMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-patientStatus.jsonPatient Statustrial-use4fm2026-03hl7Context: EncounterType:CodeableConceptMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-certificationType.jsonCertification Typetrial-use4fm2026-03hl7Context: Claim.item,ExplanationOfBenefit,ClaimType:CodeableConceptMod:04
hl7.fhir.us.davinci-pasStructureDefinition-extension-errorFollowupAction.jsonError Follow-up Actiontrial-use4fm2026-03hl7Context: ClaimResponse.errorType:CodeableConceptMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-nursingHomeLevelOfCare.jsonNursing Home Level of Caretrial-use4fm2026-03hl7Context: Claim.item,ClaimResponse,ClaimResponse.addItemType:CodeableConceptMod:04
hl7.fhir.us.davinci-pasStructureDefinition-extension-levelOfServiceCode.jsonLevel of Service Codetrial-use4fm2026-03hl7Context: ClaimType:CodeableConceptMod:01
hl7.fhir.us.davinci-pdexStructureDefinition-extension-levelOfServiceCode.jsonLevelOfServiceCodetrial-use2fm2026-04hl7Context: ExplanationOfBenefitType:CodeableConceptMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-nursingHomeResidentialStatus.jsonNursing Home Residential Statustrial-use4fm2026-03hl7Context: Claim.item,Encounter,ClaimResponse.addItemType:CodeableConceptMod:04
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-DrugTierID-extension.jsonDrug Tier IDtrial-usephx2025-02hl7Context: BasicType:CodeableConceptMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-serviceItemRequestType.jsonService Item Request Typetrial-use4fm2026-03hl7Context: Claim.itemType:CodeableConceptMod:02
fhir.ca-bc.providerStructureDefinition-bc-facility-community-health-area-extension.jsonBC Facility Community Health Service Area Extensionactive2025-02hl7Context: ExtensionType:complexMod:01
fhir.ca-bc.providerStructureDefinition-bc-facility-health-service-delivery-area-extension.jsonBC Facility Health Service Delivery Area Extensionactive2025-02hl7Context: ExtensionType:stringMod:01
fhir.ca-bc.providerStructureDefinition-bc-facility-local-health-area-extension.jsonBC Facility Local Health Area Extensionactive2025-02hl7Context: ExtensionType:stringMod:01
fhir.ca-bc.clientStructureDefinition-bc-merge-status-extension.jsonBC Merge Status Codeactive2025-02hl7Context: Patient.linkType:codeMod:02
fhir.ca-bc.providerStructureDefinition-bc-facility-primary-care-network-extension.jsonBC Facility Primary Care Network Extensionactive2025-02hl7Context: ExtensionType:complexMod:01
fhir.ca-bc.providerStructureDefinition-bc-facility-health-authority-extension.jsonBC Facility Health Authority Area Extensionactive2025-02hl7Context: ExtensionType:stringMod:01
fhir.ca-bc.clientStructureDefinition-bc-validation-status-extension.jsonBC Address Validation Status Codeactive2025-02hl7Context: Patient.addressType:codeMod:02
hl7.fhir.us.davinci-raStructureDefinition-ra-confidenceScale.jsonConfidence Scale Extensiontrial-use2cqi2026-04hl7Context: MeasureReport.groupType:CodeableConceptMod:01
hl7.fhir.us.mcodeStructureDefinition-mcode-related-condition.jsonRelated Condition Extensionactive4cic2025-02hl7Context: Extension,DomainResource,Observation,BodyStructure,DiagnosticReportType:Reference,CodeableConceptMod:09
hl7.fhir.us.mcodeStructureDefinition-mcode-related-condition-absent.jsonRelated Condition Absent Extensionactive4cic2025-02hl7Context: Extension,DomainResource,ObservationType:CodeableConceptMod:03
hl7.fhir.us.cardx-htnStructureDefinition-NumberOfMeasurementsExt.jsonNumber of Measurementsdraft2023-08hl7Context: ElementType:QuantityMod:01
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-BodyLandmarkDescriptionExt.jsonBodyLocationOrientationdraft2019-06hl7Context: ExtensionType:CodeableConceptMod:01
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-BodyLocationOrientationExt.jsonBodyLocationOrientationExtensiondraft2019-06hl7Context: ExtensionType:CodeableConceptMod:01
hl7.fhir.us.cqfmeasuresStructureDefinition-cqfm-riskAdjustment.jsonCQFM Risk Adjustmentactivecqi2025-08hl7Context: Measure.groupType:stringMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-QuantityLimitDetail-extension.jsonQuantity Limit Detailtrial-usephx2025-02hl7Context: BasicType:complexMod:01
hl7.fhir.us.davinci-pasStructureDefinition-modifierextension-infoCancelled.jsonInformation Cancelled Flagtrial-use4fm2026-03hl7Context: Claim.itemType:booleanMod:11
hl7.fhir.us.davinci-pasStructureDefinition-extension-careTeamClaimScope.jsonCare Team Claim Scopetrial-use4fm2026-03hl7Context: Claim.careTeamType:booleanMod:01
hl7.fhir.us.icsr-ae-reportingStructureDefinition-icsr-ext-combinationproductreport.jsonCombinationProductReportdraft2023-08hl7Context: CompositionType:booleanMod:01
fhir.org.nz.ig.baseStructureDefinition-condition-on-practice.jsonConditionOnPracticeactive2026-03hl7Context: Practitioner.qualificationType:complexMod:01
hl7.fhir.us.davinci-crdStructureDefinition-ext-request-category.jsonRequest Categorytrial-use1fm2026-03hl7Context: NutritionOrder,VisionPrescription,DeviceRequestType:CodeableConceptMod:03
fhir.onc.us-quality-coreStructureDefinition-us-quality-core-notDoneValueSet.jsonUSQualityCore Not Done ValueSetdraft2019-10hl7Context: CodeableConceptType:canonicalMod:010
hl7.fhir.us.qicoreStructureDefinition-codeOptions.jsonCode Optionstrial-use1cqi2019-10hl7Context: CodeableConceptType:canonicalMod:0
hl7.fhir.us.davinci-pasStructureDefinition-extension-serviceLineNumber.jsonService Line Numbertrial-use4fm2026-03hl7Context: Task.input,CommunicationRequestType:positiveIntMod:02
hl7.fhir.us.davinci-pasStructureDefinition-extension-militaryStatus.jsonMilitary Statustrial-use4fm2026-03hl7Context: PatientType:CodeableConceptMod:01
hl7.fhir.us.odhStructureDefinition-odh-Employer-extension.jsonEmployerdraft2020-01hl7Context: ObservationType:ReferenceMod:01
fhir.org.nz.ig.baseStructureDefinition-sex-at-birth.jsonSex At Birthactive2020-07hl7Context: PatientType:CodeableConceptMod:01
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-WoundImageExtension.jsonWound Imagedraft2019-06hl7Context: ConditionType:AttachmentMod:01
hl7.fhir.us.medmorphStructureDefinition-us-ph-codesystem-property-binding-extension.jsonUS Public Health CodeSystem Property Binding Extensionactive2023-06hl7Context: Type:canonicalMod:01
hl7.fhir.us.codex-radiation-therapyStructureDefinition-codexrt-dicom-reference.jsonReference to DICOM SOP Instancetrial-usecgp2026-02hl7Context: DetectedIssue,Observation,Procedure,DiagnosticReport,ServiceRequestType:complexMod:03
hl7.fhir.us.ndhStructureDefinition-base-ext-location-reference.jsonNDH Location Referencetrial-use4pa2026-03hl7Context: OrganizationType:ReferenceMod:03
hl7.fhir.us.directory-queryStructureDefinition-location-reference.jsonLocation Referenceactive2022-12hl7Context: ElementType:ReferenceMod:02
hl7.fhir.us.davinci-pdex-plan-netStructureDefinition-location-reference.jsonLocation Referencetrial-usefm2025-02hl7Context: OrganizationType:ReferenceMod:01
hl7.fhir.us.directory-queryStructureDefinition-via-intermediary.jsonVia Intermediaryactive2022-12hl7Context: ElementType:ReferenceMod:07
hl7.fhir.us.ndhStructureDefinition-base-ext-via-intermediary.jsonNDH Via Intermediarytrial-use4pa2026-03hl7Context: Practitioner.telecom,Organization.contact.telecom,Location.telecom,Endpoint.contact,HealthcareService.telecom,PractitionerRole.telecom,InsurancePlan.contact.telecom,Organization.telecom,OrganizationAffiliation.telecomType:ReferenceMod:010
hl7.fhir.us.davinci-pdex-plan-netStructureDefinition-via-intermediary.jsonVia Intermediarytrial-usefm2025-02hl7Context: ContactPointType:ReferenceMod:09
fhir.r4.ukcore.stu3.currentbuildExtension-UKCore-Evidence.jsonExtension UK Core Evidenceactive2023-12hl7Context: AllergyIntoleranceType:complexMod:01
hl7.fhir.us.directory-queryStructureDefinition-network-reference.jsonNetwork Referenceactive2022-12hl7Context: ElementType:ReferenceMod:01
hl7.fhir.us.ndhStructureDefinition-base-ext-network-reference.jsonNDH Network Referencetrial-use4pa2026-03hl7Context: HealthcareService,PractitionerRoleType:ReferenceMod:02
hl7.fhir.us.davinci-pdex-plan-netStructureDefinition-network-reference.jsonNetwork Referencetrial-usefm2025-02hl7Context: PractitionerRoleType:ReferenceMod:01
hl7.fhir.us.davinci-raStructureDefinition-ra-reportingVendor.jsonReporting Vendor Extensiontrial-use1cqi2026-04hl7Context: MeasureReportType:ReferenceMod:01
hl7.fhir.us.davinci-deqmStructureDefinition-extension-reportingVendor.jsonDEQM Reporting Vendor Extensiontrial-use4cqi2018-06hl7Context: MeasureReportType:ReferenceMod:04
hl7.fhir.us.davinci-pctStructureDefinition-gfeRelatedTask.jsonGFERelatedTasktrial-use2fm2026-03hl7Context: TaskType:complexMod:02
hl7.fhir.us.davinci-pasStructureDefinition-extension-revenueCode.jsonRevenue Codetrial-use4fm2026-03hl7Context: ClaimResponse.addItemType:CodeableConceptMod:02
hl7.fhir.us.icsr-ae-reportingStructureDefinition-icsr-ext-additionaldocumentinformation.jsonAdditionalDocumentInformationdraft2023-08hl7Context: CompositionType:complexMod:01
fhir.org.nz.ig.baseStructureDefinition-contactpoint-purpose.jsonA specific purpose for which this ContactPoint dataType would be usedactive2020-07hl7Context: ContactPointType:CodeableConceptMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-authorizationNumber.jsonAuthorization Numbertrial-use4fm2026-03hl7Context: Claim.item,ClaimResponse.item,ClaimResponse.addItem,ExplanationOfBenefit.itemType:stringMod:03
hl7.fhir.us.davinci-pasStructureDefinition-extension-administrationReferenceNumber.jsonAdministration Reference Numbertrial-use4fm2026-03hl7Context: Claim.item,ClaimResponse.item,ClaimResponse.addItem,ExplanationOfBenefit.itemType:stringMod:03
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-PeriodicityExt.jsonPeriodicitydraft2019-06hl7Context: ExtensionType:QuantityMod:01
hl7.fhir.us.cardx-htnStructureDefinition-datetime-of-calculation.jsonDate and Time of Calculationdraft2023-08hl7Context: ElementType:dateTimeMod:01
hl7.fhir.us.ndhStructureDefinition-base-ext-trustFramework.jsonNDH Trust Frameworktrial-use4pa2026-03hl7Context: EndpointType:complexMod:01
hl7.fhir.us.medmorphStructureDefinition-us-ph-async-indicator.jsonUS Public Health Async Indicator Extensiondraft2022-03hl7Context: PlanDefinitionType:booleanMod:01
fhir.ca-bc.providerStructureDefinition-bc-organization-primary-care-clinic-extension.jsonExtension for BC Organization to add Primary Care Clinic detailsactive2025-02hl7Context: OrganizationType:complexMod:01
fhir.ca-bc.providerStructureDefinition-bc-facility-health-service-area-extension.jsonBC Facility Health Service Area Extensionactive2025-02hl7Context: LocationType:complexMod:01
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-PressureUlcerAssociationExt.jsonPressureUlcerAssociationdraft2019-06hl7Context: ConditionType:CodeableConceptMod:01
fhir.nl.gfStructureDefinition-supported-activity-definitions.jsonSupported ActivityDefinitions and PlanDefinitions by HealthcareServicesdraft2026-04hl7Context: HealthcareServiceType:canonicalMod:01
fhir.org.nz.ig.baseStructureDefinition-additional-authorisation.jsonAdditionalAuthorisationactive2026-03hl7Context: Practitioner.qualificationType:complexMod:01
hl7.fhir.us.icsr-ae-reportingStructureDefinition-icsr-ext-eventseriousness.jsonEventSeriousnessdraft2023-08hl7Context: AdverseEvent.seriousnessType:CodeableConceptMod:01
hl7.fhir.us.davinci-drug-formularyStructureDefinition-usdf-AdditionalCoverageInformation-extension.jsonAdditional Coverage Informationtrial-usephx2025-02hl7Context: BasicType:markdownMod:01
hl7.fhir.us.home-lab-reportStructureDefinition-Extension-at-home-in-vitro-test-supporting-info.jsonExtension - At-Home In-Vitro Test Supporting Infoactiveoo2023-01hl7Context: DiagnosticReportType:complexMod:01
fhir.ca-bc.providerStructureDefinition-bc-birthtime-extension.jsonBC Birth Time Extensionactive2025-02hl7Context: Practitioner.birthDateType:dateTimeMod:01
hl7.fhir.us.cdmhStructureDefinition-cdmh-pcornet-admitting-source-facility-type.jsonAdmitting Source Facility Typedraft2019-09hl7Context: Encounter.hospitalizationType:codeMod:01
hl7.fhir.us.pacio-adiStructureDefinition-adi-docVersionNumber-extension.jsonVersion Numbertrial-use2pe2026-03hl7Context: DocumentReferenceType:stringMod:01
hl7.fhir.us.ndhStructureDefinition-base-ext-ndh-age-group.jsonNDH Age Grouptrial-use4pa2026-03hl7Context: Type:CodeableConceptMod:01
hl7.fhir.us.ndhStructureDefinition-base-ext-ndh-age-range.jsonNDH Age Rangetrial-use4pa2026-03hl7Context: Type:RangeMod:01
hl7.fhir.us.vrdrStructureDefinition-AliasStatus.jsonAlias Status of a Death Rosteractivepher2024-10hl7Context: Composition,Bundle,Bundle.metaType:booleanMod:01
fhir.ca-bc.providerStructureDefinition-bc-practitioner-relationship-extension.jsonBC Practitioner to Practitioner Relationship Extensionactive2025-02hl7Context: PractitionerType:complexMod:01
fhir.ca-bc.providerStructureDefinition-bc-name-use-extension.jsonBC Name Use Extensionactive2025-02hl7Context: stringType:codeMod:01
fhir.outburn.co.ilStructureDefinition-issue-regards.jsonIssue Regardsdrafthl7Context: CoverageEligibilityResponse.error,OperationOutcome.issueType:complexMod:01
fhir.r4.ukcore.stu3.currentbuildExtension-UKCore-SpecimenCollectionCollector.jsonExtension UK Core Specimen Collection Collectorretired2026-02hl7Context: Specimen.collectionType:complexMod:0
hl7.fhir.us.directory-queryStructureDefinition-careteam-alias.jsonNatlDirEndpointQry Careteam Aliasactive2017-11hl7Context: CareTeamType:stringMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-identifierSubDepartment.jsonIdentifier Sub-Departmenttrial-use4fm2026-03hl7Context: IdentifierType:stringMod:01
hl7.fhir.us.davinci-pasStructureDefinition-extension-identifierJurisdiction.jsonIdentifier Jurisdictiontrial-use4fm2026-03hl7Context: IdentifierType:CodeableConceptMod:01
hl7.fhir.us.pacio-adiStructureDefinition-adi-attester.jsonADI Attestertrial-use2pe2026-03hl7Context: DocumentReferenceType:complexMod:0
hl7.fhir.us.vrdrStructureDefinition-StateSpecificField.jsonState Specific Fieldactivepher2024-10hl7Context: Composition,Identifier,BundleType:stringMod:02
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-ClockFacePositionExt.jsonClockFacePositiondraft2019-06hl7Context: ExtensionType:CodeableConceptMod:01
hl7.fhir.us.mcodeStructureDefinition-mcode-histology-morphology-behavior.jsonHistology-Morphology-Behavior Extensionactive4cic2025-02hl7Context: ConditionType:CodeableConceptMod:05
hl7.fhir.us.directory-queryStructureDefinition-delivery-method.jsonDelivery Methodactive2022-12hl7Context: ElementType:complexMod:01
hl7.fhir.us.davinci-pdex-plan-netStructureDefinition-delivery-method.jsonDelivery Methodtrial-usefm2025-02hl7Context: HealthcareServiceType:complexMod:02
hl7.fhir.us.ndhStructureDefinition-base-ext-delivery-method.jsonNDH Delivery Methodtrial-use4pa2026-03hl7Context: HealthcareServiceType:complexMod:01
hl7.fhir.us.cimilabsStructureDefinition-attached-document.jsonAttached Documentdraft2023-08hl7Context: ElementType:AttachmentMod:01
hl7.fhir.us.ndhStructureDefinition-base-ext-endpoint-testing-certification.jsonNDH Endpoint Testing Certificationtrial-use4pa2026-03hl7Context: EndpointType:complexMod:01
hl7.fhir.us.directory-queryStructureDefinition-contactpoint-availabletime.jsonContactpoint Availabletimeactive2022-12hl7Context: ElementType:complexMod:07
hl7.fhir.us.davinci-pdexStructureDefinition-base-ext-contactpoint-availabletime.jsonNDH Contactpoint Availabletimetrial-use2fm2026-04hl7Context: Type:complexMod:02
hl7.fhir.us.davinci-pdex-plan-netStructureDefinition-contactpoint-availabletime.jsonContactpoint Availabletimetrial-usefm2025-02hl7Context: ContactPointType:complexMod:09
hl7.fhir.us.ndhStructureDefinition-base-ext-contactpoint-availabletime.jsonNDH Contactpoint Availabletimetrial-use4pa2026-03hl7Context: Practitioner.telecom,Location.telecom,Organization.contact.telecom,Endpoint.contact,HealthcareService.telecom,PractitionerRole.telecom,InsurancePlan.contact.telecom,Organization.telecom,OrganizationAffiliation.telecomType:complexMod:010
hl7.fhir.us.cimilabsStructureDefinition-document-url.jsonDocument URLdraft2023-08hl7Context: ElementType:uriMod:01
hl7.fhir.us.ndhStructureDefinition-base-ext-qualification.jsonNDH Qualificationtrial-use4pa2026-03hl7Context: Organization,OrganizationAffiliation,PractitionerRoleType:complexMod:03
hl7.fhir.us.davinci-pdex-plan-netStructureDefinition-qualification.jsonQualificationtrial-usefm2025-02hl7Context: Organization,OrganizationAffiliation,PractitionerRoleType:complexMod:03
signal.core.r4StructureDefinition-extension-SignalQualification.jsonQualificationactive2022-04hl7Context: OrganizationType:complexMod:01
hl7.fhir.us.hsdsStructureDefinition-qualification.jsonQualificationtrial-use2hss2023-10hl7Context: OrganizationType:complexMod:01
hl7.fhir.us.directory-queryStructureDefinition-practitioner-qualification.jsonPractitioner Qualificationactive2022-12hl7Context: ElementType:complexMod:01
hl7.fhir.us.davinci-pdex-plan-netStructureDefinition-practitioner-qualification.jsonPractitioner Qualificationtrial-usefm2025-02hl7Context: Practitioner.qualificationType:complexMod:01
hl7.fhir.us.ndhStructureDefinition-base-ext-practitioner-qualification.jsonNDH Practitioner Qualificationtrial-use4pa2026-03hl7Context: Practitioner.qualificationType:complexMod:01
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-BodyLocationQualifierExt.jsonBodyLocationQualifierdraft2019-06hl7Context: ExtensionType:CodeableConceptMod:01
hl7.fhir.us.lower-extremity-skin-wound-assessmentStructureDefinition-BodySideExt.jsonBodySidedraft2019-06hl7Context: ExtensionType:CodeableConceptMod:01
fhir.r4.wales.testExtension-DataStandardsWales-ForecastCreationSource.jsonExtension Data Standards Wales Forecast Creation Sourcedraft2025-04hl7Context: ImmunizationType:complexMod:01
fhir.r4.walesExtension-DataStandardsWales-ClinicCode.jsonExtension Data Standards Wales Clinic Codedraft2025-10hl7Context: AppointmentType:complexMod:0
hl7.fhir.us.covid19libraryStructureDefinition-covid19-underlying-condition-category-code.jsonCOVID-19 Underlying Condition Codeactive2022-07hl7Context: ElementType:CodeableConceptMod:01
fhir.r4.wales.testExtension-DataStandardsWales-DateProcedureLastUpdated.jsonExtension Data Standards Wales Date Procedure Last Updateddraft2025-04hl7Context: ImmunizationType:complexMod:01
hl7.fhir.us.covid19libraryStructureDefinition-covid19-underlying-condition-reference.jsonCOVID-19 Underlying Condition Referenceactive2022-07hl7Context: ElementType:ReferenceMod:01
fhir.r4.wales.testExtension-DataStandardsWales-Occupation.jsonExtension Data Standards Wales Occupationactive2023-08hl7Context: PatientType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-Religion.jsonExtension Data Standards Wales Religionactive2023-08hl7Context: PatientType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-Immunization.basedOn.jsonExtension Data Standards Wales Immunization Based Ondraft2025-04hl7Context: ImmunizationType:complexMod:0
fhir.r4.wales.testExtension-DataStandardsWales-MedicationCourseOfTherapyType.jsonExtension Data Standards Wales Medication Course Of Therapy Typeactive2023-11hl7Context: MedicationStatementType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-UECDischargeInformationGiven.jsonExtension Data Standards Wales UEC Discharge Information Givendraft2025-09hl7Context: EncounterType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-DemographicsAsRecorded.jsonExtension Data Standards Wales Demographics As Recordeddrafthl7Context: ProvenanceType:complexMod:01
fhir.r4.wales.testExtension-DataStandardsWales-Speciality.jsonExtensionDataStandardsWalesSpecialitydrafthl7Context: EncounterType:complexMod:01