FHIR IG analytics
| Package | Version | Identity | Name/Title | Status | FMM | WG | Date | Auth | DataType | Usage # |
|---|---|---|---|---|---|---|---|---|---|---|
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-shr-core-Details-extension.json | BC Details Extension | draft | 2018-08 | hl7 | Extension | 3 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-PeriodicityExt.json | Periodicity | draft | 2019-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cardx-htn | R4 | StructureDefinition-datetime-of-calculation.json | Date and Time of Calculation | draft | 2023-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-trustFramework.json | NDH Trust Framework | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-element-Identifier-extension.json | BC Identifier Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.medmorph | R4 | StructureDefinition-us-ph-async-indicator.json | US Public Health Async Indicator Extension | draft | 2022-03 | hl7 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-organization-primary-care-clinic-extension.json | Extension for BC Organization to add Primary Care Clinic details | active | 2025-02 | hl7 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-facility-health-service-area-extension.json | BC Facility Health Service Area Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-SpokenLanguageProficiency-extension.json | BC SpokenLanguageProficiency Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-WrittenLanguageProficiency-extension.json | BC WrittenLanguageProficiency Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-PressureUlcerAssociationExt.json | PressureUlcerAssociation | draft | 2019-06 | hl7 | Extension | 1 | ||
| fhir.nl.gf | R4 | StructureDefinition-supported-activity-definitions.json | Supported ActivityDefinitions and PlanDefinitions by HealthcareServices | draft | 2026-04 | hl7 | Extension | 1 | ||
| hl7.fhir.us.spl | R5 | StructureDefinition-splDocumentDate.json | SPLDocumentDate | trial-use | 1 | brr | 2025-07 | hl7 | Extension | 1 |
| fhir.org.nz.ig.base | R4 | StructureDefinition-additional-authorisation.json | AdditionalAuthorisation | active | 2026-03 | hl7 | Extension | 1 | ||
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-eventseriousness.json | EventSeriousness | draft | 2023-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-drug-formulary | R4 | StructureDefinition-usdf-AdditionalCoverageInformation-extension.json | Additional Coverage Information | trial-use | phx | 2025-02 | hl7 | Extension | 1 | |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-LanguageQualifier-extension.json | BC LanguageQualifier Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.home-lab-report | R4 | StructureDefinition-Extension-at-home-in-vitro-test-supporting-info.json | Extension - At-Home In-Vitro Test Supporting Info | active | oo | 2023-01 | hl7 | Extension | 1 | |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-Additive-extension.json | BC Additive Extension | draft | 2018-08 | hl7 | Extension | 2 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-birthtime-extension.json | BC Birth Time Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-admitting-source-facility-type.json | Admitting Source Facility Type | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-docVersionNumber-extension.json | Version Number | trial-use | 2 | pe | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-ndh-age-group.json | NDH Age Group | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-ndh-age-range.json | NDH Age Range | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.vrdr | R4 | StructureDefinition-AliasStatus.json | Alias Status of a Death Roster | active | pher | 2024-10 | hl7 | Extension | 1 | |
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-practitioner-relationship-extension.json | BC Practitioner to Practitioner Relationship Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-name-use-extension.json | BC Name Use Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| fhir.outburn.co.il | R4 | StructureDefinition-issue-regards.json | Issue Regards | draft | hl7 | Extension | 1 | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-SpecimenCollectionCollector.json | Extension UK Core Specimen Collection Collector | retired | 2026-02 | hl7 | Extension | |||
| hl7.fhir.us.directory-query | R4 | StructureDefinition-careteam-alias.json | NatlDirEndpointQry Careteam Alias | active | 2017-11 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-identifierSubDepartment.json | Identifier Sub-Department | trial-use | 4 | fm | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-identifierJurisdiction.json | Identifier Jurisdiction | trial-use | 4 | fm | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-shr-core-Address-extension.json | BC Address Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-attester.json | ADI Attester | trial-use | 2 | pe | 2026-03 | hl7 | Extension | |
| hl7.fhir.us.vrdr | R4 | StructureDefinition-StateSpecificField.json | State Specific Field | active | pher | 2024-10 | hl7 | Extension | 2 | |
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-ClockFacePositionExt.json | ClockFacePosition | draft | 2019-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-shr-core-ContactPoint-extension.json | BC ContactPoint Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.mcode | R4 | StructureDefinition-mcode-histology-morphology-behavior.json | Histology-Morphology-Behavior Extension | active | 4 | cic | 2025-02 | hl7 | Extension | 5 |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-delivery-method.json | Delivery Method | active | 2022-12 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex-plan-net | R4 | StructureDefinition-delivery-method.json | Delivery Method | trial-use | fm | 2025-02 | hl7 | Extension | 2 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-delivery-method.json | NDH Delivery Method | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.cimilabs | R4 | StructureDefinition-attached-document.json | Attached Document | draft | 2023-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.ndh.r4b | R4B | StructureDefinition-base-ext-endpoint-connection-type-version.json | NDH Endpoint Connection Type Version | trial-use | pa | 2025-04 | hl7 | Extension | 1 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-endpoint-testing-certification.json | NDH Endpoint Testing Certification | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-contactpoint-availabletime.json | Contactpoint Availabletime | active | 2022-12 | hl7 | Extension | 7 | ||
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-base-ext-contactpoint-availabletime.json | NDH Contactpoint Availabletime | trial-use | 2 | fm | 2026-04 | hl7 | Extension | 2 |
| hl7.fhir.us.davinci-pdex-plan-net | R4 | StructureDefinition-contactpoint-availabletime.json | Contactpoint Availabletime | trial-use | fm | 2025-02 | hl7 | Extension | 9 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-contactpoint-availabletime.json | NDH Contactpoint Availabletime | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 10 |
| hl7.fhir.us.cimilabs | R4 | StructureDefinition-document-url.json | Document URL | draft | 2023-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-qualification.json | NDH Qualification | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 3 |
| hl7.fhir.us.davinci-pdex-plan-net | R4 | StructureDefinition-qualification.json | Qualification | trial-use | fm | 2025-02 | hl7 | Extension | 3 | |
| signal.core.r4 | R4 | StructureDefinition-extension-SignalQualification.json | Qualification | active | 2022-04 | hl7 | Extension | 1 | ||
| hl7.fhir.us.hsds | R4 | StructureDefinition-qualification.json | Qualification | trial-use | 2 | hss | 2023-10 | hl7 | Extension | 1 |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-practitioner-qualification.json | Practitioner Qualification | active | 2022-12 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex-plan-net | R4 | StructureDefinition-practitioner-qualification.json | Practitioner Qualification | trial-use | fm | 2025-02 | hl7 | Extension | 1 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-practitioner-qualification.json | NDH Practitioner Qualification | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-BodyLocationQualifierExt.json | BodyLocationQualifier | draft | 2019-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-BodySideExt.json | BodySide | draft | 2019-06 | hl7 | Extension | 1 | ||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-ForecastCreationSource.json | Extension Data Standards Wales Forecast Creation Source | draft | 2025-04 | hl7 | Extension | 1 | ||
| fhir.r4.wales | R4 | Extension-DataStandardsWales-ClinicCode.json | Extension Data Standards Wales Clinic Code | draft | 2025-10 | hl7 | Extension | |||
| hl7.fhir.us.covid19library | R4 | StructureDefinition-covid19-underlying-condition-category-code.json | COVID-19 Underlying Condition Code | active | 2022-07 | hl7 | Extension | 1 | ||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-DateProcedureLastUpdated.json | Extension Data Standards Wales Date Procedure Last Updated | draft | 2025-04 | hl7 | Extension | 1 | ||
| hl7.fhir.us.covid19library | R4 | StructureDefinition-covid19-underlying-condition-reference.json | COVID-19 Underlying Condition Reference | active | 2022-07 | hl7 | Extension | 1 | ||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-Occupation.json | Extension Data Standards Wales Occupation | active | 2023-08 | hl7 | Extension | 1 | ||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-Religion.json | Extension Data Standards Wales Religion | active | 2023-08 | hl7 | Extension | 1 | ||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-Immunization.basedOn.json | Extension Data Standards Wales Immunization Based On | draft | 2025-04 | hl7 | Extension | |||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-MedicationCourseOfTherapyType.json | Extension Data Standards Wales Medication Course Of Therapy Type | active | 2023-11 | hl7 | Extension | 1 | ||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-UECDischargeInformationGiven.json | Extension Data Standards Wales UEC Discharge Information Given | draft | 2025-09 | hl7 | Extension | 1 | ||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-DemographicsAsRecorded.json | Extension Data Standards Wales Demographics As Recorded | draft | hl7 | Extension | 1 | |||
| fhir.r4.wales.test | R4 | Extension-DataStandardsWales-Speciality.json | ExtensionDataStandardsWalesSpeciality | draft | hl7 | Extension | 1 | |||
| hl7.fhir.us.core | R4 | StructureDefinition-us-core-jurisdiction.json | US Core Jurisdiction Extension | trial-use | 2 | cgp | 2022-11 | hl7 | Extension | 1 |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-accessibility.json | Accessibility | active | 2022-12 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex-plan-net | R4 | StructureDefinition-accessibility.json | Accessibility | trial-use | fm | 2025-02 | hl7 | Extension | 2 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-accessibility.json | NDH Accessibility | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 2 |
| hl7.fhir.us.hsds | R4 | StructureDefinition-org-contactinfo.json | Community-Based Organization Contacts | trial-use | 2 | hss | 2023-10 | hl7 | Extension | 1 |
| hl7.fhir.us.hsds | R4 | StructureDefinition-service-contactinfo.json | Community-Based Services Contacts | trial-use | 2 | hss | 2023-10 | hl7 | Extension | 1 |
| fhir.r4.nhsengland.stu1 | R4 | Extension-England-OrganisationRole.json | Extension England Organisation Role | active | 2023-12 | hl7 | Extension | |||
| hl7.fhir.us.directory-query | R4 | StructureDefinition-communication-proficiency.json | Communication Proficiency | active | 2022-12 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex-plan-net | R4 | StructureDefinition-communication-proficiency.json | Communication Proficiency | trial-use | fm | 2025-02 | hl7 | Extension | 1 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-communication-proficiency.json | NDH Communication Proficiency | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.davinci-dtr | R4 | StructureDefinition-activeRole.json | Active Role | trial-use | 2 | cds | 2026-04 | hl7 | Extension | |
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-FamilyMemberHistoryParticipant.json | Extension UK Core Family Member History Participant | retired | 2026-02 | hl7 | Extension | 4 | ||
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-org-description.json | NDH Org Description | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-org-description.json | Org Description | active | 2022-12 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex-plan-net | R4 | StructureDefinition-org-description.json | Org Description | trial-use | fm | 2025-02 | hl7 | Extension | 2 | |
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-RecordingSetting.json | Extension UK Core Recording Setting | active | 2024-06 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-SampleCategory.json | Extension UK Core Sample Category | active | 2023-12 | hl7 | Extension | 2 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-CuffSize.json | Extension UK Core Cuff Size | active | 2023-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.covid19library | R4 | StructureDefinition-exposure-type.json | Exposure Type | active | 2022-07 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-BodySiteReference.json | Extension UK Core Body Site Reference | retired | 2026-02 | hl7 | Extension | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-PatientFetalStatus.json | Extension UK Core Patient Fetal Status | draft | 2024-07 | hl7 | Extension | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ConditionBodyStructure.json | Extension UK Core Condition Body Structure | draft | 2024-06 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ObservationOrganizer.json | Extension UK Core Observation Organizer | draft | 2025-08 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ObservationBodyStructure.json | Extension UK Core Observation Body Structure | retired | 2026-02 | hl7 | Extension | 6 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-DiagnosticReportSupportingInfo.json | Extension UK Core Diagnostic Report Supporting Info | retired | 2026-02 | hl7 | Extension | 6 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-DiagnosticReportNote.json | Extension UK Core Diagnostic Report Note | retired | 2026-02 | hl7 | Extension | 7 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-AdditionalContact.json | Extension UK Core Additional Contact | active | 2023-12 | hl7 | Extension | 2 | ||
| fhir.r4.wales.discovery | R4 | Extension-DataStandardsWales-HospitalClassification.json | Extension Data Standards Wales Hospital Classification | draft | 2020-12 | hl7 | Extension | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-AdmissionMethod.json | Extension UK Core Admission Method | active | 2023-12 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-DischargeMethod.json | Extension UK Core Discharge Method | active | 2023-12 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-OutcomeOfAttendance.json | Extension UK Core Outcome Of Attendance | active | 2023-12 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-BirthSex.json | Extension UK Core Birth Sex | active | 2024-06 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-EmergencyCareDischargeStatus.json | Extension UK Core Emergency Care Discharge Status | active | 2022-01 | hl7 | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-CareSettingType.json | Extension UK Core Care Setting Type | active | 2022-12 | hl7 | Extension | 2 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ListWarningCode.json | Extension UK Core List Warning Code | active | 2024-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-AnatomicLocationExt.json | AnatomicLocation | draft | 2019-06 | hl7 | Extension | 1 | ||
| fhir.r4.nhsengland.stu1 | R4 | Extension-England-FlagRemovalReason.json | Extension England Flag Removal Reason | active | 2023-11 | hl7 | Extension | |||
| hl7.fhir.us.covid19library | R4 | StructureDefinition-procedure-code.json | Procedure Code | active | 2022-07 | hl7 | Extension | 1 | ||
| hl7.fhir.us.medmorph | R4 | StructureDefinition-us-ph-usagewarning-extension.json | US Public Health Usage Warning Extension | draft | 2019-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-usagewarning-extension.json | US Public Health Usage Warning Extension | active | pher | 2019-06 | hl7 | Extension | 1 | |
| hl7.fhir.us.davinci-pr | R4 | StructureDefinition-remittanceIdentifierExt.json | RemittanceIdentifier | trial-use | 1 | claims | 2025-04 | hl7 | Extension | 1 |
| hl7.fhir.us.davinci-deqm | R4 | StructureDefinition-extension-certificationIdentifier.json | DEQM Certification Identifier Extension | trial-use | 4 | cqi | 2018-06 | hl7 | Extension | 3 |
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-PresentOnAdmissionExt.json | PresentOnAdmission | draft | 2019-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-EstimatedIndExt.json | EstimatedIndicator | draft | 2019-06 | hl7 | Extension | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-registration-status-code.json | RegistrationStatusCode | active | 2026-03 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-epsdtIndicator.json | EPSDT Indicator | trial-use | 4 | fm | 2026-03 | hl7 | Extension | 4 |
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-genderidentity-extension.json | US Public Health Gender Identity Extension | active | pher | 2022-05 | hl7 | Extension | 1 | |
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-DeviceExt.json | Device | draft | 2019-06 | hl7 | Extension | 2 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-facility-physical-address-extension.json | BC Facility Physical Address Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-departmentname.json | DepartmentName | draft | 2023-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pq-cmc-fda | R5 | StructureDefinition-pq-additional-info-extension.json | Additional Information | trial-use | 2 | brr | 2025-07 | hl7 | Extension | 2 |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-associatedServers.json | Associated Servers | active | 2022-12 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-base-ext-associatedServers.json | NDH Associated Servers | trial-use | 2 | fm | 2026-04 | hl7 | Extension | 1 |
| hl7.fhir.us.pacio-cs | R4 | StructureDefinition-device-patient-used.json | DevicePatientUsed | active | 2024-11 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pacio-fs | R4 | StructureDefinition-device-patient-used.json | DevicePatientUsed | active | 2021-11 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pacio-cs | R4 | StructureDefinition-assistance-required.json | AssistanceRequired | active | 2024-11 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pacio-fs | R4 | StructureDefinition-assistance-required.json | AssistanceRequired | active | 2021-11 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-assistance-required.json | AssistanceRequired | trial-use | 3 | pc | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-device-patient-used.json | DevicePatientUsed | trial-use | 3 | pc | 2026-03 | hl7 | Extension | 3 |
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-PriorAuthorizationUtilization.json | An attribute to express the amount of a service or item that has been utilized | informative | fm | 2026-04 | hl7 | Extension | 1 | |
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-DispenseRefill.json | An attribute to express the refill number of a prescription | informative | fm | 2026-04 | hl7 | Extension | 1 | |
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-ProvenanceSourceFrom.json | An attribute to describe the data source a resource was constructed from | informative | fm | 2026-04 | hl7 | Extension | 1 | |
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-address-validation-status-extension.json | BC Address Validation Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-communication-purpose-code-extension.json | BC Communication Purpose Extension | active | 2025-02 | hl7 | Extension | 2 | ||
| bha-test-ig | R4 | StructureDefinition-bha-bhaso-region.json | BHASO Region | draft | 2026-03 | Extension | ||||
| fhir.ph.core | R4 | StructureDefinition-barangay.json | Barangay | draft | 2026-04 | hl7 | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-topic-FindingTopic-extension.json | BC FindingTopic Extension | draft | 2018-08 | hl7 | Extension | 3 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-body-position.json | PCORNet Body Position | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-BodyLandmarkOrientationExt.json | BodyLandmarkOrientation | draft | 2019-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-UnderlyingAnatomicalStructureExt.json | UnderlyingAnatomicalStructure | draft | 2019-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.vdor | R4 | StructureDefinition-nvdrs-force-new-record-extension.json | NVDRS Force New Record Extension | draft | 0 | pher | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.vdor | R4 | StructureDefinition-nvdrs-overwrite-conflicts-extension.json | VDOR - NVDRS Overwrite Conflicts Extension | draft | 0 | pher | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.breast-radiology | R4 | StructureDefinition-BreastBodyLocationExtension.json | Breast Body Location Extension | active | 2022-12 | hl7 | Extension | 13 | ||
| bha-test-ig | R4 | StructureDefinition-bha-action-type.json | BHA Action Type | draft | 2026-03 | Extension | 1 | |||
| bha-ig | R4 | StructureDefinition-bha-action-type.json | BHA Action Type | trial-use | 0 | 2026-03 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-availableTime-extension.json | Extension to represent the available Time, or hours of operation, for clinic, or other Profiles | active | 2025-02 | hl7 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-availability-extension.json | Extension to represent Availability, or hours of operation, for clinic, or other Profiles | active | 2025-02 | hl7 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-not-available-extension.json | Extension to represent the details when an item is NOT available for clinic, or other Profiles | active | 2025-02 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-crd | R4 | StructureDefinition-ext-coverage-information.json | Coverage Information | trial-use | 1 | fm | 2026-03 | hl7 | Extension | 13 |
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-pfe-clinical-justification.json | PFEClinicalJustification | trial-use | 3 | pc | 2026-03 | hl7 | Extension | 1 |
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-birthplace-extension.json | BC Birth Place Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| fhir.argonaut.scheduling | R3 | StructureDefinition-extension-status-reason.json | Reason For Current Status | active | 2017-06 | hl7 | Extension | 1 | ||
| fhir.onc.us-quality-core | R4 | StructureDefinition-us-quality-core-recorded.json | US Quality Core Not Done Recorded | active | 2026-03 | hl7 | Extension | 5 | ||
| hl7.fhir.us.mcode | R4 | StructureDefinition-mcode-cancer-disease-status-evidence-type.json | Cancer Disease Status Evidence Type Extension | active | 4 | cic | 2025-02 | hl7 | Extension | 1 |
| hl7.fhir.us.central-cancer-registry-reporting | R4 | StructureDefinition-cancer-status-evidence-type.json | Cancer Status Evidence Type Extension | trial-use | 2 | pher | 2025-09 | hl7 | Extension | 1 |
| fhir.surveillanceIG | R4 | StructureDefinition-causative-agent.json | Causative Agent | draft | 2026-04 | hl7 | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-HandlingRisk-extension.json | BC HandlingRisk Extension | draft | 2018-08 | hl7 | Extension | 2 | ||
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-CertificateNumber.json | Certificate Number | active | pher | 2025-05 | hl7 | Extension | 10 | |
| hl7.fhir.us.mcc | R4 | StructureDefinition-changePattern.json | Change Pattern R5 backport | active | pc | 2024-08 | hl7 | Extension | 1 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-newpatients-characteristics.json | NDH New Patients Characteristics | trial-use | 4 | pa | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-CityCode.json | City Code Vital Records | active | pher | 2025-05 | hl7 | Extension | 3 | |
| fhir.ph.core | R4 | StructureDefinition-city-municipality.json | City/Municipality | draft | 2026-04 | hl7 | Extension | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-maori-descent.json | MaoriDescent | active | 2026-03 | hl7 | Extension | |||
| fhir.org.nz.ig.base | R4 | StructureDefinition-acc-patient-occupation.json | AccPatientOccupation | active | 2026-03 | hl7 | Extension | 1 | ||
| hl7.fhir.us.ndh.r4b | R4B | StructureDefinition-base-ext-combined-payload-and-mimetype.json | NDH Combined Payload And MimeType | trial-use | pa | 2025-04 | hl7 | Extension | 1 | |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-topic-StatementTopic-extension.json | BC StatementTopic Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-context-StatementContext-extension.json | BC StatementContext Extension | draft | 2018-08 | hl7 | Extension | 3 | ||
| hl7.fhir.us.core | R4 | StructureDefinition-us-core-ethnicity.json | US Core Ethnicity Extension | trial-use | 5 | cgp | 2023-10 | hl7 | Extension | 6 |
| hl7.fhir.us.core | R4 | StructureDefinition-us-core-race.json | US Core Race Extension | trial-use | 5 | cgp | 2023-10 | hl7 | Extension | 8 |
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-condition-source.json | PCORNet Condition Source | draft | 2019-09 | hl7 | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-practitioner-condition-extension.json | BC Practitioner Conditions Extension | active | 2025-02 | hl7 | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-Capacity-extension.json | BC Capacity Extension | draft | 2018-08 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-contractual-status.json | Contractual Status | trial-use | 1 | cqi | 2025-12 | hl7 | Extension | 1 |
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-pfe-device-request-location.json | PFEDeviceRequestLocation | trial-use | 3 | pc | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-pfe-device-request-additional-requester.json | PFEDeviceRequestAdditionalRequester | trial-use | 3 | pc | 2026-03 | hl7 | Extension | 1 |
| fhir.facade.cnes.organization | R4 | StructureDefinition-extension-cnes-caract-classificacao-servico-especializado.json | Característica da Classificação do Serviço Especializado ofertado pelo Estabelecimento de Saúde | draft | 2025-06 | hl7 | Extension | 1 | ||
| fhir.facade.cnes.organization | R4 | StructureDefinition-extension-cnes-codigo-uf-ibge.json | Código da UF no IBGE | draft | 2025-06 | hl7 | Extension | 1 | ||
| fhir.facade.cnes.organization | R4 | StructureDefinition-extension-cnes-codigo-municipio-ibge.json | Código do município no IBGE | draft | 2025-06 | hl7 | Extension | 1 | ||
| fhir.facade.cnes.organization | R4 | StructureDefinition-extension-cnes-servico-especializado.json | Serviço Especializado ofertado pelo Estabelecimento de Saúde | draft | 2025-06 | hl7 | Extension | 1 | ||
| fhir.facade.cnes.organization | R4 | StructureDefinition-extension-cnes-classificacao-servico-especializado.json | Classificação do Serviço especializado ofertado pelo Estabelecimento de Saúde | draft | 2025-06 | hl7 | Extension | 1 | ||
| fhir.facade.cnes.organization | R4 | StructureDefinition-extension-cnes-especificacao-servico-especializado.json | Especificação do Serviço especializado ofertado pelo Estabelecimento de Saúde | draft | 2025-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-deqm | R4 | StructureDefinition-extension-criteriaReference.json | DEQM Criteria Reference Extension | deprecated | 4 | cqi | 2022-11 | hl7 | Extension | |
| hl7.fhir.us.davinci-deqm | R4 | StructureDefinition-extension-populationDescription.json | DEQM Population Description | deprecated | 4 | cqi | 2024-01 | hl7 | Extension | |
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-drg-group-version.json | Diagnosis Related Group Version | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-dataEnterer-extension.json | Data Enterer | trial-use | 2 | pe | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.dafresearch | R3 | StructureDefinition-daf-data-model.json | Data Models | draft | 2016-08 | hl7 | Extension | 1 | ||
| fhir.facade.cnes.organization | R4 | StructureDefinition-extension-cnes-data-atualizacao.json | Data da atualização dos dados do Estabelecimento de Saúde | draft | 2025-06 | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-base-ext-when-adjudicated.json | When Adjudicated | trial-use | 2 | fm | 2026-04 | hl7 | Extension | 1 |
| hl7.fhir.us.illTraveler | R4 | StructureDefinition-rash-onset.json | Rash Onset Date | draft | 2024-03 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-death-cause-code.json | PCORNet Death Cause Code | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-death-cause-confidence.json | PCORNet Death Cause Confidence | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-death-cause-source.json | PCORNet Death Cause Source | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-death-cause-type.json | PCORNet Death Cause Type | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-death-cause.json | DeathCause | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-death-match-confidence.json | PCORNet Death Match Confidence | draft | 2019-09 | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-death-source.json | PCORNet Death Source Code | draft | 2019-09 | hl7 | Extension | 1 | ||
| fhir.cdc.opioid-cds-r4 | R4 | StructureDefinition-dataDateRoller.json | Data Date-Roller Extension | draft | 2022-04 | hl7 | Extension | |||
| hl7.fhir.us.vdor | R4 | StructureDefinition-vdor-firearm-gun-access-narrative-extension.json | VDOR Gun Access Narrative Extension | draft | 0 | pher | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.vdor | R4 | StructureDefinition-vdor-firearm-serial-number.json | VDOR Firearm Serial Number | draft | 0 | pher | 2026-03 | hl7 | Extension | 1 |
| hl7.fhir.us.vdor | R4 | StructureDefinition-vdor-firearm-stored-loaded-extension.json | VDOR Firearm Stored Loaded Extension | draft | 0 | pher | 2026-03 | hl7 | Extension | 1 |
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