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| Package | Version | Identity | Name/Title | Status | FMM | WG | Date | Realm | Auth | DataType | Usage # |
|---|---|---|---|---|---|---|---|---|---|---|---|
| sfm.130323 | R4 | sfm-tilleggresept.StructureDefinition.json | sfm-reseptamendment | active | 2022-09 | Extension | 2 | ||||
| nhsdigital.fhir.stu3 | R3 | Extension-RARecord-RemovalReason-1.json | Extension-RARecord-RemovalReason-1 | active | 2020-10 | hl7 | Extension | 3 | |||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-EthnicCategory.json | Extension UK Core Ethnic Category | active | 2023-12 | us | hl7 | Extension | 2 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-conditionCode.json | Condition Code | trial-use | 4 | fm | 2026-03 | us | hl7 | Extension | 1 |
| de.basisprofil.r4 | R4 | StructureDefinition-onlinepruefung-egk.json | Informationen zur Onlineprüfung und -aktualisierung | active | 2025-12 | hl7 | Extension | 2 | |||
| rki.emiga.vzd | R4 | StructureDefinition-IneKVersionPeriod.json | IneK Version Period | active | 2026-02 | Extension | 3 | ||||
| rlfhir.lab | R4 | Extension_RL_HealthcareService_Parcheggio.json | RLHealthcareServiceParcheggio | draft | Extension | 1 | |||||
| portuguese.core.guide | R4B | addressNutsPTExtension.StructureDefinition.json | Address Nuts PT Extension | active | 2024-05 | Extension | 1 | ||||
| br.go.ses.reds-go | R4 | StructureDefinition-BRIndividuoNaoIdentificado-1.0.json | Informações Complementares de Indivíduos Não Identificados | draft | 2020-03 | br | Extension | 2 | |||
| portuguese.core.guide | R4B | QualificationPTExtension.StructureDefinition.json | Qualification PT Extension | active | 2024-05 | Extension | 1 | ||||
| et.fhir.core | R4 | StructureDefinition-infrastructure.json | Facility Infrastructure | draft | 2026-02 | uv | Extension | 1 | |||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-inherit-obligations.json | Inherit Obligations | trial-use | 3 | fhir | 2026-03 | uv | hl7 | Extension | |
| hl7.fhir.uv.tools | R5 | StructureDefinition-inherit-obligations.json | Inherit Obligations | deprecated | 3 | fhir | 2026-03 | uv | hl7 | Extension | |
| hl7.fhir.uv.sdc | R4 | StructureDefinition-sdc-questionnaire-initialExpression.json | Initial Expression | trial-use | 4 | fhir | 2026-03 | uv | hl7 | Extension | 4 |
| ch.fhir.ig.ch-orf | R4 | StructureDefinition-ch-orf-initiator.json | CH ORF Initiator | active | 2025-12 | ch | hl7 | Extension | 1 | ||
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-base-ext-match-coverage.json | Member-Match Input Coverage Parameter | trial-use | 2 | fm | 2026-03 | us | hl7 | Extension | 2 |
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-base-ext-match-parameters.json | Member-Match Input Patient Parameter | trial-use | 2 | fm | 2026-03 | us | hl7 | Extension | 4 |
| ans.annuaire.fhir.r4 | R4 | PractitionerRoleRegistration.json | PractitionerRoleRegistration | active | 2021-03 | national | Extension | 2 | |||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-structuredefinition-dependencies.json | Dependent Profiles | deprecated | 1 | fhir | 2014-01 | uv | hl7 | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-structuredefinition-imposeProfile.json | StructureDefinition Imposes Profile | draft | 1 | fhir | 2014-01 | uv | hl7 | Extension | |
| hl7.fhir.us.davinci-pct | R4 | StructureDefinition-requestInitiationTime.json | Request Initiation Time | trial-use | 2 | fm | 2026-03 | us | hl7 | Extension | 6 |
| de.gkvsv.erezeptabrechnungsdaten | R4 | GKVSV_EX_TA7_IK_Empfaenger.json | GKVSV_EX_TA7_IK_Empfaenger | active | 2024-05 | Extension | 1 | ||||
| de.gkvsv.erezeptabrechnungsdaten | R4 | GKVSV_EX_TA7_IK_Kostentraeger.json | GKVSV_EX_TA7_IK_Kostentraeger | active | 2024-05 | Extension | 1 | ||||
| hl7.fhir.be.medication | R4 | StructureDefinition-BeExtInstructionsForReimbursement.json | BeExtInstructionsForReimbursement | active | 2026-03 | be | hl7 | Extension | 1 | ||
| hl7.fhir.uv.tools | R5 | StructureDefinition-igpublisher-bundle.json | IG Publisher Bundle | informative | 4 | fhir | 2026-03 | uv | hl7 | Extension | |
| hl7.fhir.uv.tools | R5 | StructureDefinition-ig-load-as-resource.json | IGPublisher Load As Resource | informative | 3 | fhir | 2026-03 | uv | hl7 | Extension | |
| hl7.fhir.uv.tools | R5 | StructureDefinition-ig-use-as-resource-id.json | IGPublisher Use As Resource Id | informative | 3 | fhir | 2026-03 | uv | hl7 | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-request-insurance.json | Request Insurance | trial-use | 3 | fhir | 2017-12 | uv | hl7 | Extension | |
| nictiz.fhir.nl.stu3.images | R3 | images-recipient.json | Images Recipient | active | nl | Extension | 1 | ||||
| de.medizininformatikinitiative.kerndatensatz.onkologie | R4 | StructureDefinition-mii-ex-onko-operation-intention.json | MII EX Onko Operation Intention | active | de | Extension | 1 | ||||
| de.medizininformatikinitiative.kerndatensatz.prozedur | R4 | StructureDefinition-mii-ex-prozedur-durchfuehrungsabsicht.json | MII EX Prozedur Durchführungsabsicht | active | 2024-12 | de | Extension | 2 | |||
| de.medizininformatikinitiative.kerndatensatz.laborbefund | R4 | StructureDefinition-mii-ex-labor-interpretationsbeeinflussende-eigenschaft.json | MII EX Labor Interpretationsbeeinflussende Eigenschaft | active | de | Extension | 1 | ||||
| hl7.fhir.uv.subscriptions-backport | R4B | StructureDefinition-backport-heartbeat-period.json | Backport R5 Subscription Heartbeat Period | trial-use | fhir | 2024-06 | uv | hl7 | Extension | 7 | |
| sfm.130323 | R4 | sfm-intervention.StructureDefinition.json | SfmIntervention | active | 2021-05 | Extension | 2 | ||||
| dk.ehealth.sundhed.fhir.ig.core | R4 | StructureDefinition-ehealth-clinicalimpression-mediaInvestigationItem.json | Media investigation item | active | 2026-03 | dk | Extension | ||||
| dk.ehealth.sundhed.fhir.ig.core | R4 | StructureDefinition-ehealth-clinicalimpression-viewInvestigationItem.json | View investigation item | active | 2026-03 | dk | Extension | 1 | |||
| hl7.fhir.uv.ebm | R6 | StructureDefinition-research-study-is-low-intervention-trial.json | ResearchStudyIsLowInterventionTrial | trial-use | 1 | cds | 2026-03 | uv | hl7 | Extension | 1 |
| hl7.fhir.uv.ebm | R6 | StructureDefinition-research-study-is-rare-disease.json | ResearchStudyIsRareDisease | trial-use | 1 | cds | 2026-03 | uv | hl7 | Extension | 1 |
| ca.on.ppr.r4 | R4 | practitionerRole-practicing.json | PPR PractitionerRole Practicing Extension | draft | 2019-02 | ca | hl7 | Extension | 1 | ||
| ca.on.phsd.r4-alpha | R4 | practitionerRole-practicing.json | PractitionerRole Practicing Extension | draft | 2019-02 | Extension | 2 | ||||
| hl7.org.nz.fhir.ig.formulary | R4B | StructureDefinition-nzf-is-primary-coding.json | IsPrimary | draft | 2026-03 | nz | hl7 | Extension | 1 | ||
| hl7.fhir.us.directory-query | R4 | StructureDefinition-secureEndpoint.json | Secure Endpoint | active | 2022-12 | us | hl7 | Extension | 1 | ||
| nictiz.fhir.nl.stu3.zib2017 | R3 | zib-MedicationUse-AsAgreedIndicator.json | HCIM As AgreedIndicator | active | nl | hl7 | Extension | 1 | |||
| de.thieme-compliance.anamnese | R4 | StructureDefinition-QuestionnaireItemClustered.json | Questionnaire Item Clustered | draft | 2023-05 | Extension | 2 | ||||
| de.thieme-compliance.anamnese | R4 | StructureDefinition-QuestionnaireItemPrefilled.json | Questionnaire Item Prefilled | draft | 2023-05 | Extension | 2 | ||||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-communication-media.json | Communication Media | trial-use | 3 | pc | 2015-02 | uv | hl7 | Extension | |
| de.gematik.schuleingangsuntersuchung | R4 | StructureDefinition-ItemSource.json | ItemSource | draft | hl7 | Extension | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | QueueNo.StructureDefinition.extension.json | Queue Number | draft | Extension | 1 | |||||
| hl7.fhir.uv.emedicinal-product-info | R5 | StructureDefinition-ext-epi-jurisdiction.json | Jurisdiction | trial-use | brr | 2026-03 | uv | hl7 | Extension | 1 | |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-jurisdiction-extension.json | Jurisdiction | trial-use | 2 | pe | 2026-03 | us | hl7 | Extension | |
| br.go.ses.reds-go | R4 | StructureDefinition-BRJurisdicaoOrgaoEmissor-1.0.json | Jurisdição do Órgão Expedidor | active | 2020-03 | br | Extension | 1 | |||
| eu.miabis.r4 | R4 | StructureDefinition-miabis-juristic-person-extension.json | JuristicPersonExtension | active | Extension | 2 | |||||
| ig-ee-medication-scheme | R5 | StructureDefinition-ee-tis-medication-remainder.json | ExtensionEETISMedicationRemainder | draft | 2023-10 | ee | Extension | 2 | |||
| hl7.fhir.kr.core | R4 | StructureDefinition-krcore-insuranceTypes.json | KR Core Insurance Types Extension | trial-use | 2025-08 | kr | hl7 | Extension | 1 | ||
| hl7.fhir.kr.core | R4 | StructureDefinition-krcore-medicationIngredient.json | KR Core Medication Ingredient Extension | trial-use | 2026-01 | kr | hl7 | Extension | 1 | ||
| hl7.fhir.kr.core | R4 | StructureDefinition-krcore-roadNameAddress.json | KR Core Road Name Address Extension | trial-use | 2025-08 | kr | hl7 | Extension | 3 | ||
| hl7.fhir.kr.core | R4 | StructureDefinition-krcore-testRequestDateTime.json | KR Core Test Request DateTime Extension | trial-use | 2025-08 | kr | hl7 | Extension | 2 | ||
| de.gevko.evo.hlm | R4 | EVO_EX_KB_Begruendung_KTW.json | Begründung KTW | active | 2021-04 | Extension | 1 | ||||
| kanta.sosiaalihuolto.r4 | R4 | BusinessIdentifier.json | Kanta Business Identifier extension | active | 2025-03 | Extension | 1 | ||||
| gen.kanta.r4 | R4 | Status.json | Kanta Services Record status extension | draft | 2023-12 | Extension | 3 | ||||
| fi.kela.kanta.gen.r4.tahdonilmaisut | R4 | FunctionCode.StructureDefinition.json | FunctionCode | draft | Extension | 1 | |||||
| de.gevko.emdaf | R4 | EMDAF_EX_Dauermedikation.json | Kennzeichen Dauermedikation | active | 2022-11 | Extension | 1 | ||||
| de.gkvsv.erezeptabrechnungsdaten | R4 | GKVSV_EX_ERP_Import.json | GKVSV_EX_ERP_Import | active | 2024-05 | Extension | 1 | ||||
| de.gkvsv.erezeptabrechnungsdaten | R4 | GKVSV_EX_ERP_Irrlaeufer.json | GKVSV_EX_ERP_Irrlaeufer | active | 2024-05 | Extension | 1 | ||||
| de.gkvsv.erezeptabrechnungsdaten | R4 | GKVSV_EX_ERP_Positionstyp.json | GKVSV_EX_ERP_Positionstyp | active | 2024-05 | Extension | 1 | ||||
| de.gevko.emdaf | R4 | EMDAF_EX_Selbstmedikation.json | Kennzeichen Selbstmedikation | active | 2022-11 | Extension | 1 | ||||
| de.gevko.emdaf | R4 | EMDAF_EX_Druckkennzeichen.json | Druckkennzeichen | active | 2022-11 | Extension | 10 | ||||
| de.gevko.emdaf | R4 | EMDAF_EX_Medication_Vaccine.json | Kennzeichnung Impfstoff | active | 2022-11 | Extension | 3 | ||||
| dguv.enla | R4 | DGUV_ENLA_EX_IstVerordnet.json | Kennzeichnung als (nicht) verordnet (Erweiterung) | draft | Extension | 3 | |||||
| odilab.evo | R4 | StructureDefinition-Folgeversorgung.json | Folgeversorgung | draft | Extension | 1 | |||||
| de.gematik.epa.medication | R4 | StructureDefinition-indicator-ser-extension.json | IndicatorSERExtension | active | 2025-12 | de | Extension | 1 | |||
| kbv.ita.vos | R4 | StructureDefinition-KBV-EX-VoS-Medication-Category.json | KBV_EX_VoS_Medication_Category | draft | 2025-10 | Extension | 4 | ||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | TicketNo.StructureDefinition.extension.json | Ticket Number | draft | Extension | 1 | |||||
| ths-greifswald.ttp-fhir-gw | R4 | StructureDefinition-ExpirationProperty.json | Expiration Property | active | 2025-06 | Extension | 3 | ||||
| ths-greifswald.ttp-fhir-gw | R4 | StructureDefinition-ExternalProperty.json | External Property Element | active | 2025-06 | Extension | 6 | ||||
| ths-greifswald.ttp-fhir-gw | R4 | StructureDefinition-Property.json | Property Element | active | 2025-06 | Extension | |||||
| eu.miabis.r4 | R4 | StructureDefinition-miabis-publications-extension.json | Publications Extension | active | Extension | 1 | |||||
| hl7.fhir.eu.imaging-r5 | R5 | StructureDefinition-HL7IDRFinding.json | Extension: HL7IDR KeyImage Finding | draft | 2026-03 | eu | hl7 | Extension | 2 | ||
| ig-ee-medication-scheme | R5 | StructureDefinition-ee-tis-verification.json | ExtensionEETISVerification | draft | 2024-02 | ee | Extension | 1 | |||
| ig-ee-medication-scheme | R5 | StructureDefinition-ee-tis-medicinal-product-classification.json | ExtensionEETISMedicinalProductClassification | draft | 2024-02 | ee | Extension | 2 | |||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-DiagnosticReport-geneticsAnalysis.json | Analysis | deprecated | 1 | oo | 2015-10 | uv | hl7 | Extension | |
| hl7.fhir.pl.ssidl | R5 | StructureDefinition-activityDefinition-nfzGuaranteedServiceCode.json | Kod NFZ (PL) | active | 2026-02 | pl | hl7 | Extension | 2 | ||
| hl7.fhir.pl.base.r5 | R5 | StructureDefinition-teryt-simc.json | Address: SIMC Code (PL) | active | 2026-01 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.base.r5 | R5 | StructureDefinition-teryt-terc.json | Address: TERC Code (PL) | active | 2026-01 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.base.r5 | R5 | StructureDefinition-address-teryt.json | Address: TERYT Code (PL) | active | 2026-01 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.laboratory.r5 | R5 | StructureDefinition-observationDefinition-nfzGuaranteedServiceCode.json | ObservationDefinition: NFZ Guaranteed Service Code (PL) | draft | 2025-07 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.laboratory.r5 | R5 | StructureDefinition-observationDefinition-nfzContractedServiceCode.json | ObservationDefinition: NFZ Contracted Service Code (PL) | draft | 2025-07 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.ssidl | R5 | StructureDefinition-activityDefinition-reasonComment.json | Komentarz do celu badania (SSIDL) | active | 2026-02 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.ssidl | R5 | StructureDefinition-observationDefinition-qualifiedValue-comment.json | Komentarz do wartości referencyjnych (SSIDL) | active | 2026-02 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.ssidl | R5 | StructureDefinition-activityDefinition-specimenRequirement-cooment.json | Komentarz do czynników przedanalitycznych (SSIDL) | active | 2026-02 | pl | hl7 | Extension | 1 | ||
| hl7.fhir.pl.ssidl | R5 | StructureDefinition-activityDefinition-comment.json | Komentarz do definicji usługi laboratoryjnej (SSIDL) | active | 2026-02 | pl | hl7 | Extension | 1 | ||
| ig-ee-medication-scheme | R5 | StructureDefinition-ee-tis-affected-medication-statements.json | ExtensionEETISAffectedMedicationStatements | draft | 2024-02 | ee | Extension | 2 | |||
| ee.fhir.ahd | R5 | StructureDefinition-ahd-not-allowed-reason.json | Tekstiline kirjeldus, miks ei või PET teha | draft | 2026-03 | Extension | 1 | ||||
| ths-greifswald.ttp-fhir-gw | R4 | StructureDefinition-ShortText.json | Short Text | active | 2025-06 | Extension | 1 | ||||
| hl7.fhir.us.pdmp | R4 | StructureDefinition-pdmp-extension-lme.json | PDMP Extension - LME | active | phx | 2024-04 | us | hl7 | Extension | 1 | |
| ans.cisis.nde.fhir.r4 | R4 | NdESubscriptionDate.json | NdE_SubscriptionDate | active | 2021-01 | national | Extension | 1 | |||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | ProvenanceSpecialContent.StructureDefinition.json | Social Welfare Provenance Special Content extension | draft | 2025-12 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | RelatedEncompassingEncounterId.StructureDefinition.json | Related Encompassing Encounter Id extension | draft | 2025-09 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | FunctionalAssessmentPeriodDescription.StructureDefinition.json | Functional Assessment Period Description Extension | draft | 2025-10 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | ObservationICFSpecification.StructureDefinition.json | Observation ICF Specification extension | draft | 2025-11 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | ObservationFunctionalAmendment.StructureDefinition.json | Observation Functional Amendment extension | draft | 2025-11 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | ObservationPlace.StructureDefinition.json | Observation Place extension | draft | 2025-11 | Extension | 1 | ||||
| gen.kanta.r4 | R4 | PractitionerAuthenticationMethod.StructureDefinition.json | Kanta Practitioner Authentication Method extension | draft | 2023-12 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | FunctionalAssessmentPurpose.json | Functional Assessment Purpose extension | draft | 2025-10 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | LimitationStability.StructureDefinition.json | Observation Limitation Stability extension | draft | 2025-10 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | FunctionalCapacityOwnEstimation.StructureDefinition.json | Functional Capacity Own Estimation extension | draft | 2025-10 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | FunctionalAssessmentRelatedNotations.StructureDefinition.json | Functional Assessment Related Notations extension | draft | 2025-10 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | FunctionalAssessmentSubjectBackround.StructureDefinition.json | Functional Assessment Subject Backround Extension | draft | 2025-11 | Extension | 1 | ||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | FunctionalAssessmentRelatedDocuments.StructureDefinition.json | Functional Assessment Related Documents Extension | draft | 2025-11 | Extension | 1 | ||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | TableOfContents.StructureDefinition.extension.json | TableOfContents | draft | Extension | 1 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | RestrictionParent.StructureDefinition.extension.json | RestrictionParent | draft | Extension | 1 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | AppointmentReason.StructureDefinition.extension.json | AppointmentReason | draft | Extension | 1 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | RequestedService.StructureDefinition.extension.json | RequestedService | draft | Extension | 1 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | ResourceCalendar.StructureDefinition.extension.json | ResourceCalendar | draft | Extension | 1 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | AppointmentType.StructureDefinition.extension.json | AppointmentType | draft | Extension | 1 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | ServiceAdditionalInformation.StructureDefinition.extension.json | ServiceAdditionalInformation | draft | Extension | 1 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | ServiceNeed.StructureDefinition.extension.json | ServiceNeed | draft | Extension | ||||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | RegisterSpecifier.StructureDefinition.extension.json | RegisterSpecifier | draft | Extension | 2 | |||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | ReleaseDateForPatientViewing.StructureDefinition.extension.json | ReleaseDateForPatientViewing | draft | Extension | 1 | |||||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-lab-loinc-code-source.json | PCORNet Lab Loinc Code Source | draft | 2019-09 | us | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-lab-result-source.json | PCORNet Lab Result Source | draft | 2019-09 | us | hl7 | Extension | 1 | ||
| hl7.fhir.us.cdmh | R4 | StructureDefinition-cdmh-pcornet-lab-test-priority.json | PCORNet Lab Test Priority | draft | 2019-09 | us | hl7 | Extension | 1 | ||
| de.thieme-compliance.anamnese | R4 | StructureDefinition-QuestionnaireItemScaleLabelMax.json | Questionnaire Item Scale Label Max | draft | 2024-12 | Extension | 2 | ||||
| de.thieme-compliance.anamnese | R4 | StructureDefinition-QuestionnaireItemScaleLabelMin.json | Questionnaire Item Scale Label Min | draft | 2024-12 | Extension | 2 | ||||
| bd.fhir.core | R4 | StructureDefinition-language.json | Language Extension | informative | 1 | 2025-10 | Extension | ||||
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-language-speak.json | NDH Language Speak | trial-use | 4 | pa | 2026-03 | us | hl7 | Extension | 3 |
| de.nfdi4health.mds | R4 | StructureDefinition-nfdi4health-ex-mds-language.json | NFDI4Health EX MDS Language | draft | Extension | 2 | |||||
| hl7.fhir.uv.emedicinal-product-info | R5 | StructureDefinition-ext-epi-entry-language.json | Language | trial-use | brr | 2026-03 | uv | hl7 | Extension | 1 | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-translation.json | Translation | trial-use | 3 | fhir | 2013-12 | uv | hl7 | Extension | |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-LanguageUsed-extension.json | BC LanguageUsed Extension | draft | 2018-08 | us | hl7 | Extension | 1 | ||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-location-communication.json | Location Communication | trial-use | 2 | pa | 2020-12 | uv | hl7 | Extension | |
| ca.on.ppr.r4 | R4 | language.json | PPR Language Extension | draft | 2019-04 | hl7 | Extension | 1 | |||
| ca.on.phsd.r4-alpha | R4 | language.json | Language Extension | draft | 2019-04 | Extension | 4 | ||||
| ihe.rad.idr | R5 | StructureDefinition-idrImpressionLaterality.json | IDR BodySite Laterality in Impression. | draft | 2024-06 | uv | ihe | Extension | 1 | ||
| ltsi.fhir.oncofair | R5 | StructureDefinition-laterality.json | Laterality | active | 2025-11 | Extension | 1 | ||||
| dk.ehealth.sundhed.fhir.ig.core | R4 | StructureDefinition-ehealth-legalBasis.json | Legal basis | active | 2026-03 | dk | Extension | 4 | |||
| hl7.org.nz.fhir.ig.formulary | R4B | StructureDefinition-nzf-legalclass.json | LegalClass | draft | 2026-03 | nz | hl7 | Extension | 1 | ||
| hl7.fhir.eu.extensions | R5 | StructureDefinition-encounter-legalStatus.json | Encounter: Legal Status | trial-use | 2 | 2026-03 | eu | hl7 | Extension | 1 | |
| de.gevko.dev.tetvz | R4 | EX_OSC_Bereinigungsrelevant.json | EX_OSC_Bereinigungsrelevant | active | Extension | 1 | |||||
| de.gkvsv.erezeptabrechnungsdaten | R4 | GKVSV_EX_ERP_LE_Sitz.json | GKVSV_EX_ERP_LE_Sitz | active | 2024-05 | Extension | 1 | ||||
| de.gevko.evo.hlm | R4 | EVO_EX_HLM_Leitsymptomatik.json | Leitsymptomatik | active | 2023-10 | Extension | 1 | ||||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-device-operation-duration.json | Device Operation Duration | trial-use | 1 | oo | 2025-07 | uv | hl7 | Extension | |
| hl7.fhir.uv.vhdir | R4 | StructureDefinition-communication-proficiency.json | VhDir Communication Proficiency | trial-use | 2 | pa | 2017-11 | uv | hl7 | Extension | 1 |
| hl7.fhir.fr.core | R4 | StructureDefinition-fr-core-organization-short-name.json | FR Core Organization Short Name Extension | active | 2026-03 | fr | hl7 | Extension | 1 | ||
| ans.fhir.fr.tddui | R4 | StructureDefinition-tddui-exit-mode-label.json | TDDUI Exit Mode Label | active | 2026-03 | fr | national | Extension | 1 | ||
| ans.fhir.fr.tddui | R4 | StructureDefinition-tddui-entry-mode-label.json | TDDUI Entry Mode label | active | 2026-03 | fr | national | Extension | 1 | ||
| dk.ehealth.sundhed.fhir.ig.core | R4 | StructureDefinition-ehealth-clinicalimpression-decisionContext.json | Decision context | active | 2026-03 | dk | Extension | 1 | |||
| ans.fhir.fr.tddui | R4 | StructureDefinition-tddui-evaluation-reference.json | TDDUI Evaluation Ref | active | 2026-03 | fr | national | Extension | 1 | ||
| ans.fhir.fr.tddui | R4 | StructureDefinition-tddui-careplan-reference.json | TDDUI CarePlan Projet Perso Ref | active | 2026-03 | fr | national | Extension | 2 | ||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-cpr.json | Search Parameter - CPR for Patient | active | 2022-11 | Extension | |||||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-PDLatest.json | Search Parameter - Latest for PlanDefinitions | active | 2025-07 | Extension | |||||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-PDUuid.json | Search Parameter - UUID for PlanDefinitions | active | 2023-07 | Extension | |||||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-sorCode.json | Search Parameter - Sor QuestionnaireResponse | active | 2022-11 | Extension | |||||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-QLatest.json | Search Parameter - Latest for Questionnaires | active | 2025-07 | Extension | |||||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-sor.json | Search Parameter - Sor Questionnaire | active | 2022-11 | Extension | |||||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-QUuid.json | Search Parameter - UUID for Questionnaires | active | 2023-07 | Extension | |||||
| dk.kip.rkkp.fhir.ig.core | R4 | StructureDefinition-SorAuthor.json | Search Parameter - SOR-code author on a CarePlan | active | 2024-06 | Extension | |||||
| fi.kela.kanta.gen.r4.toimintakyky | R4 | LimitationEndReason.StructureDefinition.json | Observation Limitation End Reason extension | draft | 2025-11 | Extension | 1 | ||||
| ig-ee-medication-scheme | R5 | StructureDefinition-ee-tis-additional-information-link.json | ExtensionEETISAdditionalInformationLink | draft | 2024-08 | ee | Extension | 2 | |||
| pc.ig | R4 | StructureDefinition-epigenome-study-raw-data.json | Raw data | draft | 2026-02 | Extension | 1 | ||||
| hl7.fhir.uv.ebm | R6 | StructureDefinition-research-study-excluded-study.json | ResearchStudyExcludedStudy | trial-use | 1 | cds | 2026-03 | uv | hl7 | Extension | 1 |
| hl7.fhir.uv.ebm | R6 | StructureDefinition-research-study-included-study.json | ResearchStudyIncludedStudy | trial-use | 1 | cds | 2026-03 | uv | hl7 | Extension | 1 |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-openEHR-administration.json | AllergyIntolerance Administration | trial-use | 3 | pc | 2014-10 | uv | hl7 | Extension | |
| hl7.fhir.uv.ebm | R6 | StructureDefinition-research-study-systematic-review-eligibility-criteria.json | ResearchStudySystematicReviewEligibilityCriteria | trial-use | 1 | cds | 2026-03 | uv | hl7 | Extension | 1 |
| hl7.fhir.uv.ebm | R6 | StructureDefinition-research-study-search-strategy.json | ResearchStudySearchStrategy | trial-use | 1 | cds | 2026-03 | uv | hl7 | Extension | 1 |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-device-gateway.json | Device Gateway | trial-use | 1 | oo | 2025-07 | uv | hl7 | Extension | |
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | RemoteServiceURL.StructureDefinition.extension.json | RemoteServiceURL | draft | 2025-05 | Extension | 1 | ||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | PatientInstructionURL.StructureDefinition.extension.json | Patient Instruction URL | draft | Extension | 1 | |||||
| de.medizininformatikinitiative.use-case.omi | R4 | StructureDefinition-service-to-algorithm-link-extension.json | Algorithm to Service Link Extension | active | 2024-12 | de | Extension | 1 | |||
| de.medizininformatikinitiative.use-case.omi | R4 | StructureDefinition-service-to-heart-beat-observation-link-extension.json | HealthcareService to Heartbeat Link Extension | active | 2024-12 | de | Extension | 1 | |||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-event-eventHistory.json | Event history | trial-use | 3 | fhir | 2017-12 | uv | hl7 | Extension | |
| hl7.fhir.uv.extensions | R5 | StructureDefinition-request-relevantHistory.json | Relevant history | trial-use | 3 | fhir | 2017-12 | uv | hl7 | Extension | |
| signal.core.r4 | R4 | StructureDefinition-extension-SignalServiceReferred.json | SignalServiceReferred | draft | us | hl7 | Extension | ||||
| logex.internal.fhir.profiles | R3 | ParameterResourceReference.StructureDefinition.json | ParameterDetails | draft | 2023-04 | Extension | |||||
| kvdigital.terminsynchronisation-tvs | R4 | KBV_EX_116117_TERMINSERVICE_TVS_TERMINSYNCHRONISATION_Foreign_Languages_For_Diagnostic_Outcome.json | KBV_EX_116117_TERMINSERVICE_TVS_TERMINSYNCHRONISATION_Foreign_Languages_For_Diagnostic_Outcome | active | Extension | 2 | |||||
| kvdigital.terminschnittstelle-fuer-dritte | R4 | KBV_EX_KV_DIGITAL_TS_DRITTE_Foreign_Languages_For_Diagnostic_Outcome.json | KBV_EX_KV_DIGITAL_TS_DRITTE_Foreign_Languages_For_Diagnostic_Outcome | active | 2023-12 | Extension | 2 | ||||
| fi.kela.kanta.pta.ajanvaraus.r4 | R4 | AdditionalInformationURL.StructureDefinition.extension.json | Additional Information URL | draft | Extension | 1 | |||||
| myhie.v4-test | R4 | extension-location-encounter-my-core.json | ExtensionLocationEncounter (MY Core) | active | 2023-10 | Extension | 1 | ||||
| uk.nhsdigital.bars.r4 | R4 | LocationExtension.json | Location Extension | active | 2022-05 | Extension | |||||
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-Extension-jurisdiction-id-vr.json | Location Jurisdiction Id Vital Records | active | pher | 2025-05 | us | hl7 | Extension | 3 | |
| ch.fhir.ig.ch-orf | R4 | StructureDefinition-ch-orf-locationandtime.json | CH ORF Location and Time | active | 2025-12 | ch | hl7 | Extension | 1 | ||
| hl7.fhir.uv.deqm | R4 | StructureDefinition-deqm-dataLocation.json | DEQM Data Location Extension | trial-use | 4 | cqi | 2023-04 | uv | hl7 | Extension | 4 |
| hl7.fhir.us.davinci-deqm | R4 | StructureDefinition-extension-dataLocation.json | DEQM Data Location Extension | trial-use | 4 | cqi | 2023-04 | us | hl7 | Extension | 4 |
| csiro.stars | R5 | StructureDefinition-specimen-collection-location.json | Specimen Collection Location | active | 2025-10 | Extension | 1 | ||||
| myhie.v4-test | R4 | extension-location-recorded-my-core.json | ExtensionLocationRecorded (MY Core) | active | 2023-02 | Extension | 1 | ||||
| hl7.fhir.uv.extensions | R5 | StructureDefinition-communicationrequest-initiatingLocation.json | CommunicationRequest Initiating Location | trial-use | 3 | pc | 2015-02 | uv | hl7 | Extension | |
| nictiz.fhir.nl.stu3.zib2017 | R3 | zib-Dispense-Location.json | HCIM Dispense Location | active | nl | hl7 | Extension | 1 | |||
| pc.ig | R4 | StructureDefinition-variant-occurrence-cnv-locus.json | CNV locus | draft | 2026-02 | Extension | 1 | ||||
| hl7.fhir.us.ndh | R4 | StructureDefinition-base-ext-logo.json | NDH Logo | trial-use | 4 | pa | 2026-03 | us | hl7 | Extension | 3 |
| de.einwilligungsmanagement | R4 | extension-ConsentManagement-Logo.json | Consent Management Logo | active | 2026-03 | Extension | 2 | ||||
| fhir.org.nz.ig.base | R4 | StructureDefinition-long-term-condition.json | Long Term Condition Indicator | active | 1 | 2020-08 | us | hl7 | Extension | 1 | |
| ltsi.fhir.oncofair | R5 | StructureDefinition-medication-lti-exemption.json | Medication LTI exemption | active | 2025-11 | Extension | |||||
| elga.moped | R5 | StructureDefinition-moped-ext-diagnoseKnoten.json | Abrechnung - Knoten | draft | 2026-03 | Extension | 2 | ||||
| nictiz.fhir.nl.stu3.zib2017 | R3 | zib-Infusion-LumenOrLine.json | HCIM Infusion-LumenOrLine | active | nl | hl7 | Extension | 1 | |||
| de.gevko.emdaf | R4 | EMDAF_EX_Laenderkennzeichen.json | Länderkennzeichen | active | 2022-11 | Extension | 1 | ||||
| pc.ig | R4 | StructureDefinition-methylomic-study-m-value.json | M value | draft | 2026-02 | Extension | 1 | ||||
| de.medizininformatikinitiative.kerndatensatz.pros | R4 | StructureDefinition-mii-ex-pro-score-score-health-correlation.json | MII Ex PRO Score Score Health Correlation | active | de | Extension | 1 | ||||
| de.medizininformatikinitiative.kerndatensatz.pros | R4 | StructureDefinition-mii-ex-pro-questionnaire-capabilities.json | MII PR PRO Questionnaire Capabilities | active | de | Extension | 1 | ||||
| hl7.fhir.us.pdmp | R4 | StructureDefinition-pdmp-extension-mme.json | PDMP Extension - MME | active | phx | 2024-04 | us | hl7 | Extension | 1 | |
| elga.moped | R5 | StructureDefinition-moped-ext-Kostenstelle.json | Kostenstelle | draft | 2026-03 | Extension | 1 |