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| Package | Version | Identity | Name/Title | Status | FMM | WG | Date | Realm | DataType | Usage # |
|---|---|---|---|---|---|---|---|---|---|---|
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-AnatomicalLocation.Laterality.json | ext AnatomicalLocation.Laterality | draft | nl | Extension | 2 | |||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-TimeInterval.Duration.json | ext TimeInterval.Duration | draft | nl | Extension | 1 | |||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-SOAPReport.SOAPLineCode.json | ext SOAPReport.SOAPLineCode | draft | nl | Extension | 1 | |||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-FreedomRestrictingIntervention.Assent.json | ext FreedomRestrictingIntervention.Assent | draft | nl | Extension | ||||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-MedicalDevice.HealthProfessional.json | ext MedicalDevice.HealthProfessional | draft | nl | Extension | ||||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-MedicalDevice.Location.json | ext MedicalDevice.Location | draft | nl | Extension | ||||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-FeedingPatternInfant.FeedingMethod.json | ext FeedingPatternInfant.FeedingMethod | draft | nl | Extension | ||||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-Procedure.ProcedureMethod.json | ext Procedure.ProcedureMethod | draft | nl | Extension | 3 | |||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-LaboratoryTestResult.Specimen.Morphology.json | ext LaboratoryTestResult.Specimen.Morphology | draft | nl | Extension | 1 | |||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-AdvanceDirective.Disorder.json | ext AdvanceDirective.Disorder | draft | nl | Extension | ||||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-TreatmentDirective2.ReasonForEnding.json | ext TreatmentDirective2.ReasonForEnding | draft | nl | Extension | 1 | |||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-TreatmentDirective2.SpecificationOther.json | ext TreatmentDirective2.SpecificationOther | draft | nl | Extension | 1 | |||
| hl7.eu.fhir.gh | R5 | StructureDefinition-blockchain-transaction-id.json | Blockchain Transaction ID | active | 2026-01 | eu | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-RecordingSetting.json | Extension UK Core Recording Setting | active | 2024-06 | us | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-SampleCategory.json | Extension UK Core Sample Category | active | 2023-12 | us | Extension | 2 | ||
| nhsdigital.fhir.stu3 | R3 | Extension-CareConnect-GPC-ClinicalSetting-1.json | Extension-CareConnect-GPC-ClinicalSetting-1 | active | 2018-04 | Extension | 1 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-ClinicalSetting-1.json | Extension-CareConnect-ClinicalSetting-1 | draft | 2018-11 | Extension | 8 | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-CuffSize.json | Extension UK Core Cuff Size | active | 2023-09 | us | Extension | 1 | ||
| nhsdigital.fhir.stu3 | R3 | Extension-GPConnect-DeliveryChannel-1.json | Extension-GPConnect-DeliveryChannel-1 | active | 2018-02 | Extension | ||||
| nhsdigital.fhir.stu3 | R3 | Extension-GPConnect-DeliveryChannel-2.json | Extension-GPConnect-DeliveryChannel-2 | active | 2018-09 | Extension | 3 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-DeliveryChannel-1.json | Extension-CareConnect-DeliveryChannel-1 | active | 2019-11 | Extension | 2 | |||
| hl7.fhir.us.covid19library | R4 | StructureDefinition-exposure-type.json | Exposure Type | active | 2022-07 | us | Extension | 1 | ||
| nhsdigital.fhir.stu3 | R3 | Extension-GPConnect-BookingOrganisation-1.json | Extension-GPConnect-BookingOrganisation-1 | active | 2017-10 | Extension | 2 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-BookingOrganisation-1.json | Extension-CareConnect-BookingOrganisation-1 | draft | 2019-12 | Extension | 1 | |||
| nhsdigital.fhir.stu3 | R3 | Extension-GPConnect-PractitionerRole-1.json | Extension-GPConnect-PractitionerRole-1 | active | 2018-02 | Extension | 2 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-ProblemSignificance-1.json | Extension-CareConnect-ProblemSignificance-1 | draft | 2018-04 | Extension | 3 | |||
| nhsdigital.fhir.stu3 | R3 | Extension-HealthcareService-Reference-1.json | Extension-HealthcareService-Reference-1 | draft | 2021-02 | Extension | 1 | |||
| nhsdigital.fhir.stu3 | R3 | Extension-PractitionerRole-Reference-1.json | Extension-PractitionerRole-Reference-1 | draft | 2021-02 | Extension | 2 | |||
| nhsdigital.fhir.stu3 | R3 | Extension-Communication-Requester-1.json | Extension-Communication-Requester-1 | draft | 2021-02 | Extension | 1 | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-BodySiteReference.json | Extension UK Core Body Site Reference | retired | 2026-02 | us | Extension | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-PatientFetalStatus.json | Extension UK Core Patient Fetal Status | draft | 2024-07 | us | Extension | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ConditionBodyStructure.json | Extension UK Core Condition Body Structure | draft | 2024-06 | us | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ObservationOrganizer.json | Extension UK Core Observation Organizer | draft | 2025-08 | us | Extension | 1 | ||
| nictiz.fhir.nl.r4.zib2020 | R4 | ext-Problem.FurtherSpecificationProblemName.json | ext Problem.FurtherSpecificationProblemName | draft | nl | Extension | ||||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ObservationBodyStructure.json | Extension UK Core Observation Body Structure | retired | 2026-02 | us | Extension | 6 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-DiagnosticReportSupportingInfo.json | Extension UK Core Diagnostic Report Supporting Info | retired | 2026-02 | us | Extension | 6 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-DiagnosticReportNote.json | Extension UK Core Diagnostic Report Note | retired | 2026-02 | us | Extension | 7 | ||
| nhsdigital.fhir.stu3 | R3 | Extension-eRS-PatientAdditionalRequirement-1.json | Extension eRS Patient Additional Requirement | active | 2022-04 | Extension | 1 | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-AdditionalContact.json | Extension UK Core Additional Contact | active | 2023-12 | us | Extension | 2 | ||
| fhir.r4.wales.discovery | R4 | Extension-DataStandardsWales-HospitalClassification.json | Extension Data Standards Wales Hospital Classification | draft | 2020-12 | us | Extension | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-AdmissionMethod.json | Extension UK Core Admission Method | active | 2023-12 | us | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-DischargeMethod.json | Extension UK Core Discharge Method | active | 2023-12 | us | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-OutcomeOfAttendance.json | Extension UK Core Outcome Of Attendance | active | 2023-12 | us | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-BirthSex.json | Extension UK Core Birth Sex | active | 2024-06 | us | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-EmergencyCareDischargeStatus.json | Extension UK Core Emergency Care Discharge Status | active | 2022-01 | us | Extension | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-CareSettingType.json | Extension UK Core Care Setting Type | active | 2022-12 | us | Extension | 2 | ||
| nhsdigital.fhir.stu3 | R3 | Extension-EOL-ReSPECTScale-1.json | Extension-EOL-ReSPECTScale-1 | draft | 2018-08 | Extension | ||||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ListWarningCode.json | Extension UK Core List Warning Code | active | 2024-06 | us | Extension | 1 | ||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-EncounterTransport-1.json | Extension-CareConnect-EncounterTransport-1 | draft | 2018-11 | Extension | 5 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-DischargeMethod-1.json | Extension-CareConnect-DischargeMethod-1 | draft | 2018-11 | Extension | 5 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-OutcomeOfAttendance-1.json | Extension-CareConnect-OutcomeOfAttendance-1 | draft | 2018-11 | Extension | 5 | |||
| nhsdigital.fhir.stu3 | R3 | Extension-CareConnect-DCH-EmergencyCareDischargeStatus-1.json | Extension-CareConnect-DCH-EmergencyCareDischargeStatus-1 | draft | 2018-02 | Extension | 2 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-EmergencyCareDischargeStatus-1.json | Extension-CareConnect-EmergencyCareDischargeStatus-1 | draft | 2018-11 | Extension | 3 | |||
| careconnect.stu3.03.00.00 | R3 | Extension-CareConnect-IncrementNumber-1.json | Extension-CareConnect-IncrementNumber-1 | draft | 2020-04 | Extension | 1 | |||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-AnatomicLocationExt.json | AnatomicLocation | draft | 2019-06 | us | Extension | 1 | ||
| fhir.r4.nhsengland.stu1 | R4 | Extension-England-FlagRemovalReason.json | Extension England Flag Removal Reason | active | 2023-11 | us | Extension | |||
| hl7.fhir.us.covid19library | R4 | StructureDefinition-procedure-code.json | Procedure Code | active | 2022-07 | us | Extension | 1 | ||
| hl7.fhir.uv.cmi | R4 | StructureDefinition-cmi-usageWarning.json | CMI Usage Warning | draft | 2019-06 | uv | Extension | |||
| hl7.fhir.us.medmorph | R4 | StructureDefinition-us-ph-usagewarning-extension.json | US Public Health Usage Warning Extension | draft | 2019-06 | us | Extension | 1 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-codesystem-warning.json | CodeSystem Warning | trial-use | 3 | vocab | 2020-12 | uv | Extension | |
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-usagewarning-extension.json | US Public Health Usage Warning Extension | active | pher | 2019-06 | us | Extension | 1 | |
| hl7.fhir.nl.gf | R4 | StructureDefinition-nl-gf-device-identifier.json | NL Generic Functions Device Identifier | active | 2026-04 | nl | Extension | 1 | ||
| hl7.fhir.us.davinci-pr | R4 | StructureDefinition-remittanceIdentifierExt.json | RemittanceIdentifier | trial-use | 1 | claims | 2025-04 | us | Extension | 1 |
| hl7.fhir.uv.deqm | R4 | StructureDefinition-deqm-certificationIdentifier.json | DEQM Certification Identifier Extension | trial-use | 4 | cqi | 2018-06 | uv | Extension | 3 |
| hl7.fhir.us.davinci-deqm | R4 | StructureDefinition-extension-certificationIdentifier.json | DEQM Certification Identifier Extension | trial-use | 4 | cqi | 2018-06 | us | Extension | 3 |
| hl7.fhir.uv.pharm-quality | R5 | StructureDefinition-Extension-formulation-number-pq.json | Extension - Formulation Number PQ | active | brr | 2024-05 | uv | Extension | 1 | |
| hl7.fhir.uv.cpg | R4 | StructureDefinition-cpg-itemImage.json | CPG Item Image Extension | active | cds | 2024-11 | uv | Extension | 1 | |
| hl7.fhir.uv.cpg | R4 | StructureDefinition-cpg-responseImage.json | CPG Response Image Extension | active | cds | 2024-11 | uv | Extension | 1 | |
| hl7.fhir.uv.tools | R5 | StructureDefinition-ig-parameter.json | IG Parameter | informative | 5 | fhir | 2026-03 | uv | Extension | |
| hl7.fhir.uv.vhdir | R4 | StructureDefinition-newpatients.json | VhDir Newpatients | trial-use | 2 | pa | 2017-11 | uv | Extension | 3 |
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-PresentOnAdmissionExt.json | PresentOnAdmission | draft | 2019-06 | us | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-EstimatedIndExt.json | EstimatedIndicator | draft | 2019-06 | us | Extension | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-registration-status-code.json | RegistrationStatusCode | active | 2026-03 | us | Extension | 1 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-practitionerrole-employmentStatus.json | PractitionerRole Employment Status | trial-use | 1 | pa | 2020-12 | uv | Extension | |
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-epsdtIndicator.json | EPSDT Indicator | trial-use | 4 | fm | 2026-03 | us | Extension | 4 |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-patient-fetalStatus.json | Patient Fetal Status | draft | 1 | pc | 2026-04 | uv | Extension | |
| nhsdigital.fhir.stu3 | R3 | Extension-eRS-Restricted-1.json | Extension-eRS-Restricted-1 | draft | 2017-07 | Extension | ||||
| nhsdigital.fhir.stu3 | R3 | Extension-eRS-Accredited-1.json | Extension-eRS-Accredited-1 | draft | 2017-07 | Extension | ||||
| nhsdigital.fhir.stu3 | R3 | Extension-EOL-ADRT-1.json | Extension-EOL-ADRT-1 | draft | 2019-01 | Extension | ||||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-artifact-author.json | Artifact Author | trial-use | 2 | cds | 2022-02 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-artifact-editor.json | Artifact Editor | trial-use | 2 | cds | 2022-02 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-artifact-reviewer.json | Artifact Reviewer | trial-use | 2 | cds | 2022-02 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-artifact-endorser.json | Artifact Endorser | trial-use | 2 | cds | 2022-02 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-individual-genderIdentity.json | Individual Gender Identity | trial-use | 2 | pa | 2020-12 | uv | Extension | |
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-genderidentity-extension.json | US Public Health Gender Identity Extension | active | pher | 2022-05 | us | Extension | 1 | |
| ch.fhir.ig.ch-orf | R4 | StructureDefinition-ch-orf-urgentnoficationcontactforthisdocument.json | CH ORF Urgent Notification Contact For This Documet | active | 2025-12 | ch | Extension | 1 | ||
| ch.fhir.ig.ch-orf | R4 | StructureDefinition-ch-orf-urgentnoficationcontactfortheresponsetothisdocument.json | CH ORF Urgent Notification Contact For The Response To This Document | active | 2025-12 | ch | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-DeviceExt.json | Device | draft | 2019-06 | us | Extension | 2 | ||
| hl7.at.fhir.tc.wg.scheduling.r5 | R5 | StructureDefinition-appointment-booking-url.json | Appointment Booking URL | draft | 2026-03 | Extension | 1 | |||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-facility-physical-address-extension.json | BC Facility Physical Address Extension | active | 2025-02 | us | Extension | 1 | ||
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-departmentname.json | DepartmentName | draft | 2023-08 | us | Extension | 1 | ||
| hl7.org.nz.fhir.ig.formulary | R4B | StructureDefinition-nzf-atc.json | Atc | draft | 2026-03 | nz | Extension | 2 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-observation-geneticsAncestry.json | Ancestry | deprecated | 1 | oo | 2016-03 | uv | Extension | |
| kvdigital.terminsynchronisation-tvs | R4 | KBV_EX_116117_TERMINSERVICE_TVS_TERMINSYNCHRONISATION_Urgency.json | KBV_EX_116117_TERMINSERVICE_TVS_TERMINSYNCHRONISATION_Urgency | active | Extension | 2 | ||||
| kvdigital.terminsynchronisation-tvs | R4 | KBV_EX_116117_TERMINSERVICE_TVS_TERMINSYNCHRONISATION_Slot_Bookable_Through.json | KBV_EX_116117_TERMINSERVICE_TVS_TERMINSYNCHRONISATION_Slot_Bookable_Through | active | Extension | 1 | ||||
| hl7.fhir.us.pq-cmc-fda | R5 | StructureDefinition-pq-additional-info-extension.json | Additional Information | trial-use | 2 | brr | 2025-07 | us | Extension | 2 |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-iso21090-ADXP-buildingNumberSuffix.json | ADXP Building Number Suffix | trial-use | 3 | fhir | 2012-06 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-workflow-barrier.json | Workflow Barrier | trial-use | 2 | fhir | 2017-12 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-consent-Transcriber.json | Consent Transcriber | trial-use | 3 | cbcc | 2020-12 | uv | Extension | |
| nhsdigital.fhir.stu3 | R3 | Extension-EOL-AdditionalContactInformation-1.json | Extension-EOL-AdditionalContactInformation-1 | draft | 2018-08 | Extension | 1 | |||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-consent-Witness.json | Consent Witness | trial-use | 3 | cbcc | 2020-12 | uv | Extension | |
| hl7.org.nz.fhir.ig.formulary | R4B | StructureDefinition-nzf-pil-formulary.json | PilFormulary | draft | 2026-03 | nz | Extension | |||
| hl7.fhir.uv.clinical-study-protocol | R6 | StructureDefinition-m11-approval.json | M11_Approval | trial-use | 2 | brr | 2026-04 | uv | Extension | 1 |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-structuredefinition-compliesWithProfile.json | StructureDefinition Complies With Profile | draft | 1 | fhir | 2014-01 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-match-grade.json | Bundle Match Grade | trial-use | 3 | fhir | 2015-03 | uv | Extension | |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-associatedServers.json | Associated Servers | active | 2022-12 | us | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-base-ext-associatedServers.json | NDH Associated Servers | trial-use | 2 | fm | 2026-04 | us | Extension | 1 |
| hl7.fhir.us.pacio-cs | R4 | StructureDefinition-device-patient-used.json | DevicePatientUsed | active | 2024-11 | us | Extension | 1 | ||
| hl7.fhir.us.pacio-fs | R4 | StructureDefinition-device-patient-used.json | DevicePatientUsed | active | 2021-11 | us | Extension | 1 | ||
| hl7.fhir.us.pacio-cs | R4 | StructureDefinition-assistance-required.json | AssistanceRequired | active | 2024-11 | us | Extension | 1 | ||
| hl7.fhir.us.pacio-fs | R4 | StructureDefinition-assistance-required.json | AssistanceRequired | active | 2021-11 | us | Extension | 1 | ||
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-assistance-required.json | AssistanceRequired | trial-use | 3 | pc | 2026-03 | us | Extension | 1 |
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-device-patient-used.json | DevicePatientUsed | trial-use | 3 | pc | 2026-03 | us | Extension | 3 |
| hl7.org.nz.fhir.ig.formulary | R4B | StructureDefinition-nzf-page-size.json | NzfPageSize | draft | 2026-03 | nz | Extension | |||
| 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 | us | 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 | us | Extension | 1 | |
| hl7.fhir.uv.saner | R4 | StructureDefinition-MeasureGroupAttributes.json | Attributes describing a group of measures | draft | pher | 2024-05 | uv | 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 | us | Extension | 1 | |
| hl7.fhir.uv.emedicinal-product-info | R5 | StructureDefinition-ext-epi-authorisation-type.json | Authorisation Type | trial-use | brr | 2026-04 | uv | Extension | 1 | |
| hl7.fhir.uv.subscriptions-backport | R4B | StructureDefinition-notification-authorization-hint.json | Authorization information relevant to a notification | trial-use | fhir | 2024-06 | uv | Extension | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-address-validation-status-extension.json | BC Address Validation Extension | active | 2025-02 | us | Extension | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-communication-purpose-code-extension.json | BC Communication Purpose Extension | active | 2025-02 | us | Extension | 2 | ||
| ch.fhir.ig.ch-core | R4 | StructureDefinition-ch-ext-bfs-ms-admitrole.json | BFS Extension Medical Statistic: Admit Role for Encounter | active | 2026-03 | ch | Extension | 1 | ||
| ch.fhir.ig.ch-core | R4 | StructureDefinition-ch-ext-bfs-ms-dischargedestination.json | BFS Extension Medical Statistic: Discharge Destination for Encounter | active | 2026-03 | ch | Extension | 1 | ||
| ch.fhir.ig.ch-core | R4 | StructureDefinition-ch-ext-bfs-ms-dischargedecision.json | BFS Extension Medical Statistic: Discharge Décision for Encounter | active | 2026-03 | ch | Extension | 1 | ||
| fhir.ph.core | R4 | StructureDefinition-barangay.json | Barangay | draft | 2026-04 | us | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-topic-FindingTopic-extension.json | BC FindingTopic Extension | draft | 2018-08 | us | Extension | 3 | ||
| hl7.fhir.be.medication | R4 | StructureDefinition-BasedOnMedicationLine.json | BasedOnMedicationLine | active | 2026-03 | be | Extension | 2 | ||
| hl7.fhir.be.lab | R4 | StructureDefinition-be-ext-note.json | BeExtNote | draft | 1 | 2026-03 | be | Extension | 1 | |
| hl7.fhir.be.drp | R4 | StructureDefinition-be-ext-validity-period.json | BeValidityPeriod | active | 2025-10 | be | Extension | 2 | ||
| hl7.fhir.fi.scheduling | R4 | StructureDefinition-ajanvarauksen-tila.json | Ajanvarauksen tila | draft | 2025-08 | fi | Extension | |||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-body-position.json | PCORNet Body Position | draft | 2019-09 | us | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-BodyLandmarkOrientationExt.json | BodyLandmarkOrientation | draft | 2019-06 | us | Extension | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-UnderlyingAnatomicalStructureExt.json | UnderlyingAnatomicalStructure | draft | 2019-06 | us | Extension | 1 | ||
| hl7.fhir.uv.termchangeset.r4b | R4B | StructureDefinition-description-acceptability.json | Description Acceptability | draft | 0 | vocab | 2024-08 | uv | Extension | 1 |
| hl7.fhir.us.vdor | R4 | StructureDefinition-nvdrs-force-new-record-extension.json | NVDRS Force New Record Extension | draft | 0 | pher | 2026-03 | us | Extension | 1 |
| hl7.fhir.us.vdor | R4 | StructureDefinition-nvdrs-overwrite-conflicts-extension.json | VDOR - NVDRS Overwrite Conflicts Extension | draft | 0 | pher | 2026-03 | us | Extension | 1 |
| hl7.fhir.us.breast-radiology | R4 | StructureDefinition-BreastBodyLocationExtension.json | Breast Body Location Extension | active | 2022-12 | us | Extension | 13 | ||
| hl7.fhir.uv.sdc | R4 | StructureDefinition-sdc-questionnaire-calculatedExpression.json | Calculated Expression | trial-use | 4 | fhir | 2026-03 | uv | Extension | 4 |
| 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 | us | 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 | us | 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 | us | Extension | 1 | ||
| hl7.fhir.us.davinci-crd | R4 | StructureDefinition-ext-coverage-information.json | Coverage Information | trial-use | 1 | fm | 2026-03 | us | Extension | 13 |
| nhsdigital.fhir.stu3 | R3 | Extension-RARecord-Provenance-1.json | Extension-RARecord-Provenance-1 | active | 2020-04 | Extension | ||||
| nhsdigital.fhir.stu3 | R3 | Extension-RARecord-BestInterestSummary-1.json | Extension-RARecord-BestInterestSummary-1 | active | 2020-04 | Extension | 1 | |||
| nhsdigital.fhir.stu3 | R3 | Extension-RARecord-AdjustmentNotes-1.json | Extension-RARecord-AdjustmentNotes-1 | active | 2020-04 | Extension | 1 | |||
| nhsdigital.fhir.stu3 | R3 | Extension-RARecord-AdjustmentCategory-1.json | Extension-RARecord-AdjustmentCategory-1 | active | 2020-04 | Extension | 1 | |||
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-pfe-clinical-justification.json | PFEClinicalJustification | trial-use | 3 | pc | 2026-03 | us | Extension | 1 |
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-birthplace-extension.json | BC Birth Place Extension | active | 2025-02 | us | Extension | 1 | ||
| fhir.argonaut.scheduling | R3 | StructureDefinition-extension-status-reason.json | Reason For Current Status | active | 2017-06 | us | Extension | 1 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-event-statusReason.json | Event status reason | trial-use | 3 | fhir | 2017-12 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-request-statusReason.json | Request status reason | trial-use | 3 | fhir | 2017-12 | uv | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-workflow-statusReason.json | Workflow Status Reason | trial-use | 2 | fhir | 2017-12 | uv | Extension | |
| fhir.onc.us-quality-core | R4 | StructureDefinition-us-quality-core-recorded.json | US Quality Core Not Done Recorded | active | 2026-03 | us | Extension | 5 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-event-recorded.json | Event Recorded | trial-use | 1 | fhir | 2018-08 | uv | Extension | |
| nhsdigital.fhir.stu3 | R3 | Extension-RARecord-ProxyRole-1.json | Extension-RARecord-ProxyRole-1 | active | 2020-04 | Extension | 1 | |||
| hl7.fhir.fr.medication | R4 | StructureDefinition-fr-uf-role.json | UF Role | draft | 2026-01 | fr | Extension | 1 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-composition-clinicaldocument-otherConfidentiality.json | Composition Other Confidentiality | deprecated | 1 | sd | 2015-03 | uv | Extension | |
| hl7.fhir.fr.core | R4 | StructureDefinition-fr-core-organization-sae-categorie.json | FR Core Organization Extension - Catetgorie SAE | active | 2026-03 | fr | Extension | 1 | ||
| hl7.fhir.us.mcode | R4 | StructureDefinition-mcode-cancer-disease-status-evidence-type.json | Cancer Disease Status Evidence Type Extension | active | 4 | cic | 2025-02 | us | 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 | us | Extension | 1 |
| hl7.fhir.fr.core | R4 | StructureDefinition-fr-core-patient-contact-relationship-category.json | FR Core Patient Contact Relationship Category Extension | active | 2026-03 | fr | Extension | 1 | ||
| fhir.surveillanceIG | R4 | StructureDefinition-causative-agent.json | Causative Agent | draft | 2026-04 | us | Extension | 1 | ||
| hl7.org.nz.fhir.ig.formulary | R4B | StructureDefinition-nzf-cal.json | Cautionary and Advisory Label | draft | 2026-03 | nz | Extension | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-HandlingRisk-extension.json | BC HandlingRisk Extension | draft | 2018-08 | us | Extension | 2 | ||
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-CertificateNumber.json | Certificate Number | active | pher | 2025-05 | us | Extension | 10 | |
| hl7.fhir.fr.core | R4 | StructureDefinition-fr-core-appointment-operator.json | FR Core Appointment Operator Extension | active | 2026-03 | fr | Extension | 1 | ||
| hl7.fhir.fr.core | R4 | StructureDefinition-fr-core-service-type-duration.json | FR Core Service Type Duration Extension | active | 2026-03 | fr | Extension | 3 | ||
| hl7.fhir.fr.core | R4 | StructureDefinition-fr-core-schedule-availability-time.json | FR Core Schedule availability time Extension | active | 2026-03 | fr | Extension | 1 | ||
| hl7.fhir.fr.core | R4 | StructureDefinition-fr-core-organization-champ-activite.json | FR Core Organization Extension - Champ d'activité | active | 2026-03 | fr | Extension | 1 | ||
| hl7.fhir.uv.fhir-clinical-document | R4 | StructureDefinition-ChangeMade.json | Change Made | informative | sd | 2026-01 | uv | Extension | 1 | |
| hl7.fhir.us.mcc | R4 | StructureDefinition-changePattern.json | Change Pattern R5 backport | active | pc | 2024-08 | us | Extension | 1 | |
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-newpatients-characteristics.json | NDH New Patients Characteristics | trial-use | 4 | pa | 2026-03 | us | Extension | 1 |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-workflow-protectiveFactor.json | Protective factor | trial-use | 2 | fhir | 2017-12 | uv | Extension | |
| hl7.fhir.uv.ebm | R6 | StructureDefinition-cite-as.json | CiteAs | trial-use | 1 | cds | 2026-03 | uv | Extension | 7 |
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-CityCode.json | City Code Vital Records | active | pher | 2025-05 | us | Extension | 3 | |
| fhir.ph.core | R4 | StructureDefinition-city-municipality.json | City/Municipality | draft | 2026-04 | us | Extension | 1 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-observation-geneticsInterpretation.json | Interpretation | deprecated | 1 | oo | 2016-03 | uv | Extension | |
| hl7.fhir.cz.lab | R4 | StructureDefinition-cz-lab-clinically-relevant-time.json | Extension - Clinically Relevant Time | draft | 2025-12 | cz | Extension | 1 | ||
| hl7.fhir.fi.base | R4 | StructureDefinition-condition-endocrinological-disorder.json | Endocrinological disorder | active | 2025-10 | fi | Extension | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-maori-descent.json | MaoriDescent | active | 2026-03 | us | Extension | |||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-patient-adoptionInfo.json | Patient Adoption Info | trial-use | 3 | pa | 2020-12 | uv | Extension | |
| test.no.basis | R4 | no-basis-municipalitycode.StructureDefinition-extension.json | no-basis-municipalitycode | active | 2021-04 | no | Extension | 1 | ||
| hl7.fhir.uv.termchangeset | R4 | StructureDefinition-update-methods.json | Update Methods | draft | 0 | vocab | 2026-03 | uv | Extension | 1 |
| hl7.fhir.uv.termchangeset | R4 | StructureDefinition-change-type.json | Change Type | draft | 0 | vocab | 2026-03 | uv | Extension | 1 |
| hl7.fhir.uv.termchangeset | R4 | StructureDefinition-designation-acceptability.json | Designation Acceptability | draft | 0 | vocab | 2026-03 | uv | Extension | 1 |
| hl7.fhir.uv.termchangeset.r4b | R4B | StructureDefinition-description-case-sensitivity.json | Description Case Sensitivity | draft | 0 | vocab | 2024-08 | uv | Extension | 1 |
| hl7.fhir.uv.termchangeset | R4 | StructureDefinition-designation-case-sensitivity.json | Designation Case Sensitivity | draft | 0 | vocab | 2026-03 | uv | Extension | 1 |
| fhir.org.nz.ig.base | R4 | StructureDefinition-acc-patient-occupation.json | AccPatientOccupation | active | 2026-03 | us | Extension | 1 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-device-implantStatus.json | Device Implantable Status | trial-use | 3 | oo | 2015-02 | uv | Extension | |
| hl7.fhir.it.base | R4 | StructureDefinition-patient-codeableBirthPlace.json | Codice comune e/o stato di nascita | draft | 2026-03 | it | Extension | 4 | ||
| hl7.fhir.be.lab | R4 | StructureDefinition-annotation-code.json | Annotation Code | draft | 2026-03 | be | Extension | 1 | ||
| hl7.fhir.uv.genomics-reporting | R4 | StructureDefinition-annotation-code.json | Annotation Code | trial-use | 2 | cg | 2026-01 | uv | Extension | 1 |
| hl7.fhir.uv.subscriptions-backport | R4B | StructureDefinition-backport-related-query.json | Related query information | trial-use | fhir | 2024-06 | uv | Extension | ||
| hl7.fhir.us.ndh.r4b | R4B | StructureDefinition-base-ext-combined-payload-and-mimetype.json | NDH Combined Payload And MimeType | trial-use | pa | 2025-04 | us | Extension | 1 | |
| nhsdigital.fhir.stu3 | R3 | questionnaireresponse-note.json | note | draft | 1 | fhir | 2013-07 | Extension | ||
| hl7.fhir.uv.ae-research-backport-ig | R4 | StructureDefinition-note.json | Note | trial-use | 2 | brr | 2024-04 | uv | Extension | 1 |
| hl7.fhir.uv.ae-research-backport-ig | R4 | StructureDefinition-research-subject-ref.json | Research Subject record of subject | trial-use | 2 | brr | 2024-04 | uv | Extension | 1 |
| hl7.fhir.eu.imaging-r5 | R5 | StructureDefinition-HL7IDRCommunication.json | Extension: HL7IDR Communication | draft | 2026-03 | eu | Extension | 2 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-request-replaces.json | Request Replaces | trial-use | 3 | fhir | 2017-12 | uv | Extension |
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