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View: All | Resource Profiles | Datatype Profiles | Extensions | Logical Models | CodeSystems | ValueSets | ConceptMaps

Extensions

15,521 resources (JSON | CSV)

Context:
Text: Package: Only Show Used

By Version

R2: 0
R2B: 0
R3: 3,015
R4: 7,497
R4B: 2,240
R5: 2,728
R6: 41

By Authority

none: 3,202
hl7: 11,963
ihe: 66
national: 262
who: 28

By Realm

none: 2,897
au: 61
be: 46
br: 39
ca: 134
ch: 105
cl: 83
cr: 22
cz: 30
de: 200
dk: 232
ee: 48
eu: 61
fi: 33
fr: 229
il: 25
in: 4
it: 5
jp: 30
kr: 1
nl: 238
no: 29
nz: 61
pl: 34
pt: 2
se: 19
stt: 51
tw: 45
us: 1,259
uv: 9,478
vn: 7
other: 4

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Package	Version	Identity	Name/Title	Status	FMM	WG	Date	Realm	Auth	Context	Modifier	Type	Usage #
csiro.fhir.au.smartforms	R4	StructureDefinition-ContainedResourceReference.json	Contained Resource Reference	draft			2026-08	au		Context: Element	Type:Reference	Mod:0
niceprofiling.v23q1	R3	NICE-EncryptedData.json	NICE-EncryptedData	active						Context: Extension	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-location-distance.json	Bundle Location Distance	trial-use	3	fhir	2015-03	uv	hl7	Context: Bundle.entry.search	Type:Distance	Mod:0
fhir.onc.us-quality-core	R4	StructureDefinition-uscdiplusquality.json	US Quality Core USCDI+ Quality Extension	active			2026-06	us	hl7	Context: ElementDefinition.type.targetProfile,ElementDefinition.type,ElementDefinition	Type:boolean	Mod:0
logex.internal.fhir.profiles	R3	MyExtension.StructureDefinition.json	BitbucketLink	draft			2023-03			Context:	Type:complex	Mod:0
hl7.eu.fhir.idea4rc	R4	StructureDefinition-same-custodian-flag.json	Same custodian flag	draft			2026-08	eu	hl7	Context: Condition,EpisodeOfCare,Procedure	Type:boolean	Mod:0	1
hl7.fhir.us.cimilabs	R4	StructureDefinition-lab-document.json	Lab Document extension	draft			2023-08	us	hl7	Context: Element	Type:complex	Mod:0	1
signal.core.r4	R4	StructureDefinition-extension-SignalServiceRequestProvider.json	SignalServiceRequestProvider	draft				us	hl7	Context: ServiceRequest	Type:complex	Mod:0
hl7.fhir.us.davinci-pct	R4	StructureDefinition-gfeBillingProviderLineItemCtrlNum.json	GFEBillingProviderLineItemCtrlNum	trial-use	2	fm	2026-03	us	hl7	Context: Claim.item	Type:Identifier	Mod:0	2
hl7.fhir.us.davinci-pct	R4	StructureDefinition-providerEventMethodology.json	ProviderEventMethodology	trial-use	2	fm	2026-03	us	hl7	Context: Claim	Type:string	Mod:0	2
hl7.fhir.uv.tools	R5	StructureDefinition-logical-container.json	Logical Container	informative	2	fhir	2026-07	uv	hl7	Context: StructureDefinition	Type:uri	Mod:0
hl7.fhir.uv.tools	R5	StructureDefinition-logical-target.json	Logical Target	informative	2	fhir	2026-07	uv	hl7	Context: StructureDefinition	Type:boolean	Mod:0
hl7.fhir.uv.tools	R5	StructureDefinition-no-binding.json	No Binding Extension	informative	4	fhir	2026-07	uv	hl7	Context: ElementDefinition.type,ElementDefinition	Type:boolean	Mod:0
hl7.fhir.us.quality-core	R4	StructureDefinition-us-quality-core-uscdi-quality-extension.json	US Quality Core USCDI+ Quality Extension	trial-use	4	cqi	2026-06	us	hl7	Context: ElementDefinition.type.targetProfile,ElementDefinition.type,ElementDefinition	Type:boolean	Mod:0
nictiz.fhir.nl.r4.medicationprocess9	R4	ext-ResourceCategory.json	ext ResourceCategory	active				nl		Context: Reference	Type:CodeableConcept	Mod:0	1
nhsdigital.fhir.stu3	R3	Extension-CareConnect-GPC-ListWarningCode-1.json	Extension-CareConnect-GPC-ListWarningCode-1	draft			2019-06		hl7	Context: List	Type:complex	Mod:0	1
careconnect.stu3.03.00.00	R3	Extension-CareConnect-ListWarningCode-1.json	Extension-CareConnect-ListWarningCode-1	draft			2019-06		hl7	Context: List	Type:complex	Mod:0	7
hl7.fhir.us.davinci-pct	R4	StructureDefinition-serviceDescription.json	Service Description	trial-use	2	fm	2026-03	us	hl7	Context: Claim.item,Claim.procedure,ExplanationOfBenefit,ExplanationOfBenefit.item	Type:string	Mod:0	5
ca.on.oh-seris	R4	ReasonForNoHCN.json	ReasonForNoHCN	draft						Context: Patient.identifier	Type:complex	Mod:0
ca.on.oh.erec	R4	ReasonForNoHCN.json	ReasonForNoHCN	draft				ca	national	Context: Patient.identifier	Type:complex	Mod:0	2
care.commonprofiles.fhir	R4	StructureDefinition-common-hsaHierarchy.json	HSA Hierarchy	active			2023-06	se		Context: Element,Resource	Type:complex	Mod:0	1
niceprofiling.v23q1	R3	NICE-PatientEncryption.json	NICE-Encryption	active						Context: Patient	Type:complex	Mod:0
hl7.fhir.us.davinci-pct	R4	StructureDefinition-processNoteClass.json	ProcessNote Class	trial-use	2	fm	2026-03	us	hl7	Context: ExplanationOfBenefit.processNote	Type:CodeableConcept	Mod:0	2
hl7.eu.fhir.idea4rc	R4	StructureDefinition-condition-relapseType.json	Relapse Type	draft			2026-08	eu	hl7	Context: Condition	Type:CodeableConcept	Mod:0	2
hl7.eu.fhir.pcsp	R4	StructureDefinition-condition-relapseType.json	Relapse Type	active			2023-01	eu	hl7	Context: Condition	Type:CodeableConcept	Mod:0	2
hl7.eu.fhir.pcsp	R4	StructureDefinition-annotation-type.json	Annotation Type	active			2023-01	eu	hl7	Context: Annotation	Type:CodeableConcept	Mod:0	1
hl7.fhir.uv.crmi	R4	StructureDefinition-crmi-license.json	CRMI License Extension	trial-use	1	cds	2026-07	uv	hl7	Context: Resource.meta	Type:code	Mod:0
hl7.fhir.us.pacio-cs	R4	StructureDefinition-event-location.json	ObservationEventLocation	active			2024-11	us	hl7	Context: SupplyDelivery,Observation,Media,DiagnosticReport	Type:Reference	Mod:0	3
hl7.fhir.us.pacio-fs	R4	StructureDefinition-event-location.json	ObservationEventLocation	active			2021-11	us	hl7	Context: SupplyDelivery,Observation,Media,DiagnosticReport	Type:Reference	Mod:0	3
hl7.fhir.us.pacio-pfe	R4	StructureDefinition-event-location.json	ObservationEventLocation	trial-use	3	pc	2026-08	us	hl7	Context: MedicationDispense,SupplyDelivery,Observation,DiagnosticReport,MedicationAdministration,DocumentReference	Type:Reference	Mod:0	4
hl7.fhir.us.davinci-pct	R4	StructureDefinition-providerTaxonomy.json	ProviderTaxonomy	trial-use	2	fm	2026-03	us	hl7	Context: Claim.provider	Type:CodeableConcept	Mod:0	2
ch.fhir.ig.ch-core	R4	StructureDefinition-ch-emed-ext-substitution.json	Substitution	active			2026-06	ch	hl7	Context: MedicationStatement	Type:CodeableConcept	Mod:0	1
hl7.fhir.us.davinci-pct	R4	StructureDefinition-subjectToMedicalMgmt.json	Subject To Medical Management	trial-use	2	fm	2026-03	us	hl7	Context: ExplanationOfBenefit.item.adjudication,ExplanationOfBenefit.adjudication	Type:string,CodeableConcept	Mod:0	1
hl7.eu.fhir.pcsp	R4	StructureDefinition-procedure-fltArm.json	Randomization arm for trial	active			2023-01	eu	hl7	Context: CarePlanDefinition	Type:string	Mod:0	1
hl7.fhir.us.davinci-pct	R4	StructureDefinition-gfeServiceLinkingInfo.json	GFEServiceLinkingInfo	trial-use	2	fm	2026-03	us	hl7	Context: Composition,Claim	Type:complex	Mod:0	5
hl7.fhir.us.davinci-pct	R4	StructureDefinition-referralNumber.json	ReferralNumber	trial-use	2	fm	2026-03	us	hl7	Context: Claim.referral	Type:string	Mod:0	2
laniado.test.fhir.r4	R4	StructureDefinition-ext-associated-encounter.json	Extension: Associated Encounter	draft						Context: FamilyMemberHistory	Type:Reference	Mod:0	1
fhir.r4.ukcore.stu3.currentbuild	R4	Extension-UKCore-AssociatedEncounter.json	Extension UK Core Associated Encounter	active			2024-07	us	hl7	Context: FamilyMemberHistory	Type:complex	Mod:0	1
hl7.fhir.us.davinci-pct	R4	StructureDefinition-gfeReference.json	GFE Reference	trial-use	2	fm	2026-03	us	hl7	Context: ExplanationOfBenefit	Type:Reference	Mod:0	1
hl7.fhir.uv.crmi.r4	R4	StructureDefinition-crmi-artifact-signature.json	CRMI Artifact Signature Extension	trial-use	4	cds	2025-08	uv	hl7	Context: Resource.meta	Type:Signature	Mod:0
hl7-france-fhir.administrative-2022	R4	fr-estimated-discharge-date-R4.structuredefinition.json	FrEncounterEstimatedDischargeDate	active			2019-07			Context: Encounter	Type:complex	Mod:0	1
hl7.fhir.fr.core	R4	StructureDefinition-fr-core-estimated-discharge-date.json	FR Core Encounter Estimated Discharge Date Extension	active			2026-08	fr	hl7	Context: Encounter	Type:date	Mod:0	2
csiro.fhir.au.smartforms	R4	StructureDefinition-TemplateExtractExtensionPatchRequestUrl.json	Template Extract Extension Patch Request URL	draft			2026-08	au		Context:	Type:string	Mod:0
de.gematik.epa.medication	R4	StructureDefinition-rx-prescription-process-identifier-extension.json	RxPrescriptionProcessIdentifierExtension	active			2025-05	de		Context: Element	Type:Identifier	Mod:0	5
hl7.fhir.uv.extensions	R5	StructureDefinition-evidence-variable-handling-detail.json	EvidenceVariableHandlingDetail	trial-use	1	cds	2025-03	uv	hl7	Context: Evidence.statistic.modelCharacteristic.variable,EvidenceVariable	Type:CodeableConcept	Mod:0
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-optionalDisplay.json	Optional Display?	trial-use	4	fhir	2026-07	uv	hl7	Context: Questionnaire.item	Type:boolean	Mod:0	1
hl7.fhir.eu.laboratory	R4	StructureDefinition-observation-certifiedRefMaterialCodeable.json	Certified Reference Material: CodeableConcept	trial-use	2		2026-05	eu	hl7	Context: Observation	Type:CodeableConcept	Mod:0	4
hl7.fhir.uv.lab-report	R4	StructureDefinition-observation-certifiedRefMaterialCodeable.json	Certified Reference Material: CodeableConcept	trial-use	2	oo	2025-01	uv	hl7	Context: Observation	Type:CodeableConcept	Mod:0	1
hl7.fhir.eu.laboratory	R4	StructureDefinition-observation-certifiedRefMaterialIdentifer.json	Certified Reference Material: Identifier	trial-use	2		2026-05	eu	hl7	Context: Observation	Type:Identifier	Mod:0	4
hl7.fhir.uv.lab-report	R4	StructureDefinition-observation-certifiedRefMaterialIdentifer.json	Certified Reference Material: Identifier	trial-use	2	oo	2025-01	uv	hl7	Context: Observation	Type:Identifier	Mod:0	1
hl7.fhir.eu.laboratory	R4	StructureDefinition-observation-deviceLabTestKit.json	Device Laboratory Test Kit	trial-use	2		2026-05	eu	hl7	Context: Observation	Type:Reference	Mod:0	4
hl7.fhir.uv.lab-report	R4	StructureDefinition-observation-deviceLabTestKit.json	Device Laboratory Test Kit	trial-use	2	oo	2025-01	uv	hl7	Context: Observation	Type:Reference	Mod:0	1
logex.internal.fhir.profiles	R3	ChainedConversionScripts.StructureDefinition.json	ChainedConversionScripts	draft			2023-04			Context:	Type:complex	Mod:0
hl7.fhir.uv.fhir-for-fair	R4B	StructureDefinition-copyright.json	Copyright	active			2024-01	uv	hl7	Context: Element	Type:markdown	Mod:0	3
hl7.fhir.uv.fhir-for-fair	R4B	StructureDefinition-licenceAttachment.json	Licence Terms as Attachment	active			2024-01	uv	hl7	Context: Element	Type:Attachment	Mod:0	4
hl7.fhir.uv.fhir-for-fair	R4B	StructureDefinition-licenceCodeable.json	Licence Terms as CodeableConcept	active			2024-01	uv	hl7	Context: Element	Type:CodeableConcept	Mod:0	4
de.medizininformatikinitiative.kerndatensatz.meta	R4	StructureDefinition-mii-ex-meta-license-codeable.json	MII EX Meta License Codeable	active			2024-10			Context: Element	Type:CodeableConcept	Mod:0
ndhm.in	R4	StructureDefinition-Claim-Condition.json	ClaimCondition	draft			2025-03	in	national	Context: https://nrces.in/ndhm/fhir/r4/StructureDefinition/InsurancePlan#InsurancePlan.coverage,https://nrces.in/ndhm/fhir/r4/StructureDefinition/InsurancePlan#InsurancePlan.coverage.benefit,https://nrces.in/ndhm/fhir/r4/StructureDefinition/InsurancePlan#InsurancePlan.plan	Type:complex	Mod:0	1
hl7.fhir.us.bfdr	R4	StructureDefinition-Extension-jurisdictional-facility-identifier.json	Jurisdictional Facility Identifier	draft		pher	2025-08	us	hl7	Context: Identifier	Type:string	Mod:0	1
hl7.fhir.us.bfdr	R4	StructureDefinition-practitioner-role-birth-attendant.json	Practitioner Role - Birth Attendant	draft		pher	2025-08	us	hl7	Context: Practitioner	Type:code	Mod:0	1
hl7.fhir.us.bfdr	R4	StructureDefinition-practitioner-role-birth-certifier.json	Practitioner Role - Certifier	draft		pher	2025-08	us	hl7	Context: Practitioner	Type:code	Mod:0	1
hl7.fhir.uv.tools	R5	StructureDefinition-implementationguide-dependency-comment.json	IG Dependency Comment	informative	4	fhir	2015-03	uv	hl7	Context: ImplementationGuide.dependsOn	Type:markdown	Mod:0
nictiz.fhir.nl.r4.zib2020	R4	ext-Comment.json	ext Comment	draft				nl	hl7	Context: Element	Type:string	Mod:0	9
nictiz.fhir.nl.r4.zib2020	R4	ext-NursingInterventionReference.json	ext NursingInterventionReference	draft				nl	hl7	Context: Resource	Type:Reference	Mod:0
nictiz.fhir.nl.r4.zib2020	R4	ext-StomaReference.json	ext StomaReference	draft				nl	hl7	Context: Resource	Type:Reference	Mod:0
fhir.r4.wales.test	R4	Extension-DataStandardsWales-DocumentErrorAction.json	Extension Data Standards Wales Document Error Action	draft			2025-09	us	hl7	Context: DocumentReference	Type:complex	Mod:0	1
hl7.fhir.cz.core	R4	StructureDefinition-permanent-residencer-address-cz.json	Address permanent residence	trial-use	2		2026-08	cz	hl7	Context: Address	Type:boolean,CodeableConcept	Mod:0	1
hl7.fhir.eu.extensions	R5	StructureDefinition-composition-basedOn-order-or-requisition.json	Composition: Based On Order	trial-use	2		2026-03	eu	hl7	Context: Composition	Type:Identifier,Reference	Mod:0	5
hl7.fhir.uv.lab-report	R4	StructureDefinition-composition-basedOn-order-or-requisition.json	Document Based On Order	trial-use	2	oo	2025-01	uv	hl7	Context: Composition	Type:Identifier,Reference	Mod:0	1
hl7.eu.fhir.idea4rc	R4	StructureDefinition-condition-histology-morphology-behavior.json	Histology Morphology Behavior	draft			2026-08	eu	hl7	Context: Condition	Type:CodeableConcept	Mod:0	2
hl7.eu.fhir.idea4rc	R4	StructureDefinition-condition-previousStatus.json	Previous Status	draft			2026-08	eu	hl7	Context: Condition	Type:CodeableConcept	Mod:0	2
hl7.eu.fhir.pcsp	R4	StructureDefinition-condition-previousStatus.json	Previous Status	active			2023-01	eu	hl7	Context: Condition	Type:CodeableConcept	Mod:0	2
hl7.eu.fhir.pcsp	R4	StructureDefinition-event-location.json	Act Location	active			2023-01	eu	hl7	Context: Resource	Type:Reference	Mod:0	1
hl7.eu.fhir.pcsp	R4	StructureDefinition-resource-relatedInfo.json	Resource related information	active			2023-01	eu	hl7	Context: Element	Type:Reference	Mod:0	3
hl7.fhir.us.davinci-pct	R4	StructureDefinition-inNetworkProviderOptionsLink.json	In Network Provider Options Link	trial-use	2	fm	2026-03	us	hl7	Context: ExplanationOfBenefit	Type:url	Mod:0	2
lt.hl7.fhir.eu	R5	StructureDefinition-composition-diagnosticReportReference.json	Extension: Document DiagnosticReport Reference (Eu Lab)	draft			2026-07			Context: Composition	Type:Reference	Mod:0	2
lt.hl7.fhir.eu	R5	StructureDefinition-im-composition-diagnosticReportReference.json	IM Document DiagnosticReport Reference	draft	2		2025-05			Context: Composition	Type:Reference	Mod:0	2
hl7.fhir.cz.img	R4	StructureDefinition-im-composition-diagnosticReportReference.json	Document DiagnosticReport Reference	draft			2026-08	cz	hl7	Context: Composition	Type:Reference	Mod:0
hl7.fhir.eu.extensions	R5	StructureDefinition-composition-diagnosticReportReference.json	Document DiagnosticReport Reference	trial-use	2		2026-03	eu	hl7	Context: Composition	Type:Reference	Mod:0	3
hl7.fhir.us.cancer-reporting	R4	StructureDefinition-composition-diagnosticReportReference.json	Document DiagnosticReport Reference	trial-use	2	oo	2025-10	us	hl7	Context: Composition	Type:Reference	Mod:0	1
hl7.fhir.uv.lab-report	R4	StructureDefinition-composition-diagnosticReportReference.json	Document DiagnosticReport Reference	trial-use	2	oo	2025-01	uv	hl7	Context: Composition	Type:Reference	Mod:0	1
nictiz.fhir.nl.r4.medicationprocess9	R4	ext-PharmaceuticalTreatment.Identifier.json	ext PharmaceuticalTreatment.Identifier	active				nl		Context: MedicationRequest,MedicationDispense,MedicationAdministration,MedicationStatement	Type:Identifier	Mod:0	7
nictiz.fhir.nl.r4.cio	R4	ext-MedicationHypersensitivity.Identifier.json	ext MedicationHypersensitivity.Identifier	draft				nl		Context: Condition,AllergyIntolerance,Observation,Flag	Type:complex	Mod:0	5
nictiz.fhir.nl.r4.nl-core	R4	ext-CopyIndicator.json	ext CopyIndicator	draft				nl		Context: Specimen,AllergyIntolerance.reaction,MedicationDispense,Device,Observation,MedicationStatement	Type:boolean	Mod:0	3
hl7.fhir.essilux.core	R4	ELCoreExtensionPupillarydistance.json	EL Core Extension Pupillary Distance	active			2023-05	essilux	hl7				1
hl7.fhir.uv.crmi	R4	StructureDefinition-crmi-licenseDetail.json	CRMI License Detail Extension	trial-use	1	cds	2026-07	uv	hl7	Context: Resource.meta	Type:markdown	Mod:0
hl7.fhir.uv.crmi.r4	R4	StructureDefinition-crmi-license-detail.json	CRMI License Detail Extension	trial-use	4	cds	2025-08	uv	hl7	Context: Resource.meta	Type:markdown	Mod:0
hl7.fhir.essilux.core	R4	ELCoreExtensionNote.json	EL Core Extension Note	active			2023-05	essilux	hl7				1
hl7.fhir.essilux.core	R4	ELCoreExtensionReccomandation.json	EL Core Extension Recommendation	active			2023-05	essilux	hl7				1
ca.ab.fhir.psab	R4	StructureDefinition-individual-recordedSexOrGenderAB.json	Person Recorded Sex Or Gender AB Profile	retired			2022-01	ca	hl7	Context: Practitioner,Patient,Person,RelatedPerson	Type:complex	Mod:0
hl7.fhir.us.healthedata1-sandbox	R4	StructureDefinition-us-core-accommodation.json	US Core Accommodation Extension	active	2		2026-05	us	hl7	Context: Practitioner,Encounter,Patient,RelatedPerson	Type:Annotation	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-elementdefinition-conceptmap.json	Conceptmap	trial-use	2	fhir	2015-02	uv	hl7	Context: Questionnaire.item.answerValueSet,StructureDefinition.differential.element.binding.valueSet,StructureDefinition.snapshot.element.binding.valueSet	Type:canonical	Mod:0
hl7.fhir.us.ecr.r4b	R4B	StructureDefinition-us-ph-information-recipient-extension.json	US Public Health Information Recipient Extension	active		pher	2024-10	us	hl7	Context: Composition	Type:Reference	Mod:0	1
hl7.fhir.us.ndh	R4	StructureDefinition-base-ext-service-offered.json	Service Offered for a Group	trial-use	4	pa	2026-08	us	hl7	Context: Group	Type:CodeableConcept	Mod:0	1
hl7.fhir.us.ecr.r4b	R4B	StructureDefinition-us-ph-alternative-expression-extension.json	US Public Health Alternative Expression Extension	active		pher	2024-10	us	hl7	Context:	Type:Expression	Mod:0
hl7.fhir.us.core	R4	StructureDefinition-us-core-genderIdentity.json	US Core Gender Identity Extension	deprecated	3	cgp	2025-04	us	hl7	Context: Practitioner,Patient,Person,RelatedPerson	Type:CodeableConcept	Mod:0
ch.fhir.ig.ch-epreg	R4	StructureDefinition-ch-epreg-ext-examination-sequence.json	CH EPREG Extension: Examination Sequence	active			2025-12	ch	hl7	Context: Observation,Encounter	Type:positiveInt	Mod:0	1
ndhm.in	R4	StructureDefinition-BrandName.json	BrandName	draft			2025-03	in	national	Context: https://nrces.in/ndhm/fhir/r4/StructureDefinition/Immunization#Immunization	Type:string	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-practitioner-animalSpecies.json	Practitioner Animal Species	trial-use	3	pa	2021-01	uv	hl7	Context: Practitioner,RelatedPerson	Type:CodeableConcept	Mod:0
fhir.r4.wales.test	R4	Extension-DataStandardsWales-DocumentAttribute.json	Extension Data Standards Wales Document Attribute	draft			2025-08	us	hl7	Context: DocumentReference	Type:complex	Mod:0	1
fhir.r4.wales.test	R4	Extension-DataStandardsWales-AdministeredProduct.json	Extension Data Standards Wales Administered Product	draft			2025-04	us	hl7	Context: Immunization	Type:complex	Mod:0	1
fhir.r4.wales.test	R4	Extension-DataStandardsWales-DocumentDigitalStatus.json	Extension Data Standards Wales Document Digital Status	draft			2025-08	us	hl7	Context: DocumentReference	Type:complex	Mod:0	1
fhir.r4.wales.test	R4	Extension-DataStandardsWales-SourceSystem.json	Extension Data Standards Wales Source System	draft			2025-09	us	hl7	Context: DocumentReference	Type:complex	Mod:0	1
hl7-france-fhir.administrative-2022	R4	fr-availabilty-time-R4.StructureDefinition.json	FrScheduleAvailabiltyTime	active			2022-03			Context: Schedule	Type:complex	Mod:0	1
hl7.fhir.uv.tools	R5	StructureDefinition-implementationguide-resource-logical.json	Binary Resource Logical	informative	4	fhir	2015-03	uv	hl7	Context: ImplementationGuide.definition.resource	Type:canonical	Mod:0
tiplu.maia.schnittstellendefinition	R4	StructureDefinition-MaiaRiskAssessmentDefinitionFurtherLiteratureExtension.json	MaiaRiskAssessmentDefinition Further Literature Extension	active			2025-04			Context: Basic	Type:complex	Mod:0	1
ndhm.in	R4	StructureDefinition-Claim-Exclusion.json	ClaimExclusion	draft			2025-03	in	national	Context: https://nrces.in/ndhm/fhir/r4/StructureDefinition/InsurancePlan#InsurancePlan.plan,https://nrces.in/ndhm/fhir/r4/StructureDefinition/InsurancePlan#InsurancePlan	Type:complex	Mod:0	1
hl7.fhir.uv.tools	R5	StructureDefinition-implementationguide-resource-format.json	Binary Resource Format	informative	4	fhir	2015-03	uv	hl7	Context: ImplementationGuide.definition.resource	Type:code	Mod:0
hl7.fhir.us.carin-rtpbc	R4	StructureDefinition-rtpbc-preferredPharmacyPostalCode.json	RTPBC Preferred Pharmacy Postal Code Extension	trial-use	1	phx	2026-03	us	hl7	Context: Claim.provider	Type:string	Mod:0	1
tiplu.maia.schnittstellendefinition	R4	StructureDefinition-MaiaRiskAssessmentDefinitionVersionExtension.json	MaiaRiskAssessmentDefinition Version Extension	active			2025-04			Context: Basic	Type:complex	Mod:0	1
gov.cdc.nhsn.dqm	R4	StructureDefinition-link-original-mapped-concept-extension.json	Original Mapped Concept	trial-use	1		2023-04	us		Context: Element	Type:code,Coding,CodeableConcept	Mod:0
rambam-fhir.health.gov.il	R4	StructureDefinition-ext-resource-last-updated.json	Extension: Resource Last Updated	draft						Context: Element	Type:complex	Mod:0
gov.cdc.nhsn.dqm	R4	StructureDefinition-link-received-date-extension.json	Received Date	trial-use	1		2023-05	us		Context: Resource.meta	Type:dateTime	Mod:0	32
gov.cdc.nhsn.dqm	R4	StructureDefinition-link-original-element-value-extension.json	Original Element Value	trial-use	1		2023-04	us		Context: Element	Type:date,Meta,Address,Attachment,integer,Count,DataRequirement,Dosage,uuid,Identifier,Coding,SampledData,id,positiveInt,Distance,Period,Duration,canonical,Range,RelatedArtifact,base64Binary,UsageContext,Timing,decimal,CodeableConcept,ParameterDefinition,dateTime,code,string,Contributor,oid,instant,ContactPoint,HumanName,Money,markdown,Ratio,Age,Reference,TriggerDefinition,Quantity,uri,url,Annotation,ContactDetail,boolean,Expression,Signature,unsignedInt,time	Mod:0
gov.cdc.nhsn.dqm	R4	StructureDefinition-link-original-resource-id-extension.json	Original Resource ID	trial-use	1		2023-04	us		Context: DomainResource,Reference	Type:string	Mod:0
ca.on.mha.pds	R4	StructureDefinition.ca-on-mha-ext-DataAbsentReason.json	MHAPatientDataAbsentReason	active						Context: Patient.identifier,Patient.address.postalCode	Type:complex	Mod:0	1
fhir.r4.ukcore.stu3.currentbuild	R4	Extension-UKCore-ObservationTriggeredBy.json	Extension UK Core Observation Triggered By	retired			2026-02	us	hl7	Context: Observation	Type:complex	Mod:0	10
hl7.fhir.uv.order-catalog	R5	StructureDefinition-ServiceBillingCode.json	Healthcare Service Billing Code	trial-use	2	oo	2026-06	uv	hl7	Context: PlanDefinition	Type:Reference,CodeableConcept	Mod:0	1
hl7.fhir.uv.order-catalog	R5	StructureDefinition-ResultInterpretationSummary.json	Summary of result interpretation guidance of the laboratory service	trial-use	2	oo	2026-06	uv	hl7	Context: PlanDefinition	Type:markdown	Mod:0	1
hl7.fhir.uv.order-catalog	R5	StructureDefinition-BillingSummary.json	Billing summary for the plan definition	trial-use	2	oo	2026-06	uv	hl7	Context: PlanDefinition	Type:complex	Mod:0	1
hl7.fhir.uv.order-catalog	R5	StructureDefinition-ScheduleSummary.json	Schedule summary for the plan definition	trial-use	2	oo	2026-06	uv	hl7	Context: PlanDefinition	Type:string	Mod:0	1
hl7.fhir.uv.order-catalog	R5	StructureDefinition-LimitationSummary.json	Limitation summary for the plan definition	trial-use	2	oo	2026-06	uv	hl7	Context: PlanDefinition	Type:string	Mod:0	1
hl7.fhir.uv.order-catalog	R5	StructureDefinition-RegulatorySummary.json	Summary of regulations applicable to the laboratory service	trial-use	2	oo	2026-06	uv	hl7	Context: PlanDefinition	Type:string	Mod:0	1
hl7.fhir.uv.order-catalog	R5	StructureDefinition-CatalogReference.json	Reference to a catalog	trial-use	2	oo	2022-03	uv	hl7	Context: MedicationKnowledge,DeviceDefinition,PlanDefinition	Type:Reference	Mod:0	3
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-assembledFrom.json	Assembled From Questionnaire	trial-use	4	fhir	2026-07	uv	hl7	Context: Questionnaire	Type:canonical	Mod:0	2
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-assembleContext.json	Assemble Context	trial-use	4	fhir	2026-07	uv	hl7	Context: Questionnaire	Type:string	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-observation-nature-of-abnormal-test.json	Observation Nature of Abnormal Test	trial-use	0	oo	2023-12	uv	hl7	Context: Observation	Type:CodeableConcept	Mod:0
hl7.fhir.us.codex-radiation-therapy	R4	StructureDefinition-codexrt-radiotherapy-point-dose.json	Point Dose	trial-use		cgp	2026-05	us	hl7	Context:	Type:boolean	Mod:0	7
hl7.fhir.us.codex-radiation-therapy	R4	StructureDefinition-codexrt-radiotherapy-primary-plan-dose.json	Primary Plan Dose	trial-use		cgp	2026-05	us	hl7	Context:	Type:boolean	Mod:0	7
hl7.fhir.us.codex-radiation-therapy	R4	StructureDefinition-codexrt-radiotherapy-uniform-fractionation.json	Uniform Fractionation	trial-use		cgp	2026-05	us	hl7	Context:	Type:boolean	Mod:0	1
hl7.fhir.us.codex-radiation-therapy	R4	StructureDefinition-codexrt-radiotherapy-course-involves-reirradiation.json	Course Involves Reirradiation	trial-use		cgp	2026-05	us	hl7	Context: Procedure,ServiceRequest,ActivityDefinition	Type:boolean	Mod:0	3
hl7-france-fhir.administrative-2022	R4	FrIdentityMethodProduction.json	FrPatientIdentityMethodCollection	draft			2020-07			Context: Patient	Type:complex	Mod:0	1
hl7.fhir.be.infsec	R4	StructureDefinition-be-ext-key-pseudonymization.json	Key Pseudonymization Extension	active			2026-06	be	hl7	Context: Meta	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-questionnaire-baseType.json	Questionnaire Base Type	trial-use	3	fhir	2013-07	uv	hl7	Context: ElementDefinition,Questionnaire.item	Type:code	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-replaces.json	Replaces	trial-use	3	fhir	2013-12	uv	hl7	Context: SpecimenDefinition,TestScript,Questionnaire,ImplementationGuide,CompartmentDefinition,Requirements,MessageDefinition,StructureMap,StructureDefinition,ChargeItemDefinition,ExampleScenario,TerminologyCapabilities,CapabilityStatement,ObservationDefinition,ActorDefinition,ConditionDefinition,SearchParameter,OperationDefinition,GraphDefinition,SubscriptionTopic	Type:canonical	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-referencesContained.json	References Contained	trial-use	2	fhir	2013-12	uv	hl7	Context: string,Narrative,Expression,markdown	Type:Reference	Mod:0
pharmacyeclaim.trial	R4	profile-ext-isSupply.StructureDefinition.json	IsSupply	draft						Context: Medication.ingredient	Type:complex	Mod:0
laniado.test.fhir.r4	R4	StructureDefinition-ext-encounter-s-yechida.json	Extension: Internal Encounter Class/Type	draft						Context: Encounter	Type:complex	Mod:0	1
nictiz.fhir.nl.stu3.zib2017	R3	zib-Medication-AdditionalInformation.json	HCIM AdditionalInformation	active				nl	hl7	Context: MedicationRequest,MedicationDispense	Type:CodeableConcept	Mod:0	4
hl7.fhir.be.infsec	R4	StructureDefinition-be-ext-pseudonymization.json	Pseudonymization Extension	active			2026-06	be	hl7	Context: Element	Type:complex	Mod:0	1
hl7.fhir.be.infsec	R4	StructureDefinition-be-ext-pseudonymized-content.json	Pseudonymized content Extension	active			2026-06	be	hl7	Context: Element	Type:complex	Mod:0
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-modifier-role.json	Modified role	active			2026-08	dk		Context: Element	Type:complex	Mod:0	7
uk.nhsdigital.r4.test	R4	Extension-NHSDigital-MessageHeader-messageId.StructureDefinition.json	ExtensionMessageHeadermessageId	draft						Context: MessageHeader	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-rendering-xhtml.json	XHTML Representation	trial-use	3	fhir	2014-04	uv	hl7	Context: string	Type:string	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-rendering-markdown.json	Markdown	trial-use	3	fhir	2014-04	uv	hl7	Context: string	Type:markdown	Mod:0
hl7.fhir.us.cimilabs	R4	StructureDefinition-ref-range-nominal.json	Reference Range Nominal	draft			2023-08	us	hl7	Context: Element	Type:CodeableConcept	Mod:0	4
nictiz.fhir.nl.stu3.zib2017	R3	zib-Medication-MedicationTreatment.json	HCIM MedicationTreatment	active				nl	hl7	Context: MedicationRequest,MedicationDispense,MedicationAdministration,MedicationStatement	Type:Identifier	Mod:0	6
ca.on.ehr.r4	R4	RoutingOptions.json	RoutingOptions	active				ca		Context: MessageHeader,ServiceRequest	Type:CodeableConcept	Mod:0	2
ca.on.oh.erec	R4	RoutingOptions.json	RoutingOptions	draft				ca	national	Context: MessageHeader,ServiceRequest	Type:complex	Mod:0	2
ca.infoway.io.core	R4	StructureDefinition-Routing-Options-EXT.json	RoutingOptions	trial-use	2			ca	national	Context: MessageHeader,ServiceRequest	Type:CodeableConcept	Mod:0	1
ca.ab.fhir.aberec1	R4	StructureDefinition-ext-ResourceIdentifier.json	ResourceIdentifier	draft			2025-10	ca		Context: OperationOutcome.issue	Type:string	Mod:0	1
ca.ab.fhir.aberec1	R4	StructureDefinition-ext-PerformerRole.json	PerformerRole	draft			2025-10	ca		Context: Element	Type:CodeableConcept	Mod:0	1
nhsdigital.fhir.stu3	R3	Extension-ITK-MessageHandling-2.json	Extension-ITK-MessageHandling-2	active			2018-08		hl7	Context: MessageHeader	Type:complex	Mod:0	1
hl7.fhir.uv.saner	R4	StructureDefinition-GeoLocation.json	Extension Attributes to associate with a Location Reference to simplify Geographic search	draft		pher	2024-05	uv	hl7	Context: MeasureReport.subject	Type:complex	Mod:0	1
pharmacyeclaim.trial	R4	ext-trace-number.StructureDefinition.json	CPHA trace number	draft						Context:	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-codesystem-effectiveDate.json	Code System EffectiveDate	deprecated	1	vocab	2019-10	uv	hl7	Context: CodeSystem	Type:date	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-valueset-effectiveDate.json	Value Set Effective Date	deprecated	1	vocab	2019-10	uv	hl7	Context: ValueSet	Type:dateTime	Mod:0
pharmacyeclaim.trial	R4	profile-ext-medication-request-total-authorized-quantity.StructureDefinition.json	TotalAuthorizedQuantity	draft						Context: MedicationRequest.dispenseRequest	Type:complex	Mod:0
pharmacyeclaim.trial	R4	profile-ext-source-conformance-version.StructureDefinition.json	SourceConformanceVersion	draft						Context: MessageHeader.source	Type:complex	Mod:0
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-patient-contactnote.json	Patient contact note	active			2026-08	dk		Context: Element	Type:string	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-observation-sequelTo.json	Observation Sequel To	trial-use	3	oo	2015-03	uv	hl7	Context: Observation	Type:Reference	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-observation-replaces.json	Observation Replaces	trial-use	3	oo	2015-03	uv	hl7	Context: Observation	Type:Reference	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-patient-animal.json	Patient Animal	trial-use	3	pa	2021-01	uv	hl7	Context: Patient	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-patient-knownNonDuplicate.json	Patient Known Non Duplicate	trial-use	1	pa	2023-12	uv	hl7	Context: Patient	Type:Reference	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-procedure-causedBy.json	Procedure Caused By	trial-use	3	pc	2015-02	uv	hl7	Context: Procedure	Type:Reference	Mod:0
hl7.fhir.au.base	R4	StructureDefinition-au-timezone-usage.json	Australian Time Zone Usage	trial-use	1		2026-07	au	hl7	Context: date,dateTime,Meta,time,instant	Type:code	Mod:0
hl7.fhir.au.core	R4	StructureDefinition-au-core-rsg-sexassignedab.json	AU Core Sex Assigned At Birth	trial-use	2		2026-05	au	hl7	Context: Practitioner,Patient,Person,RelatedPerson	Type:complex	Mod:0
hl7.fhir.uv.tools	R5	StructureDefinition-binding-definition.json	Binding Definition	informative	4	fhir	2026-07	uv	hl7	Context: ElementDefinition.binding	Type:markdown	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-workflow-triggeredBy.json	Triggered by	trial-use	2	fhir	2017-12	uv	hl7	Context: Task,RequestOrchestration,BiologicallyDerivedProductDispense,DiagnosticReport,CarePlan,FamilyMemberHistory,NutritionOrder,Encounter,Procedure,DocumentReference,Communication,Condition,Immunization,CarePlan.activity.plannedActivityReference,VisionPrescription,QuestionnaireResponse,ServiceRequest,DeviceUsage,SupplyRequest,DeviceUseStatement,DeviceDispense,RequestGroup,SupplyDelivery,Observation,NutritionIntake,DeviceRequest,Transport,CommunicationRequest,ImmunizationRecommendation	Type:Reference,canonical,uri	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-parameters-definition.json	Parameters Definition for parameter	trial-use	2	fhir	2015-02	uv	hl7	Context: Parameters.parameter	Type:ParameterDefinition	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-parameters-fullUrl.json	Parameters FullUrl for resource	trial-use	3	fhir	2015-02	uv	hl7	Context: Parameters.parameter	Type:uri	Mod:0
fhir.r4.ukcore.stu3.currentbuild	R4	Extension-UKCore-ConditionEpisode.json	Extension UK Core Condition Episode	active			2024-06	us	hl7	Context: Condition	Type:complex	Mod:0	1
fhir.r4.nhsengland.stu1	R4	Extension-England-TypedDateTime.json	Extension England Typed Date Time	active			2023-12	us	hl7	Context: Organization,OrganizationAffiliation	Type:complex	Mod:0
fhir.r4.nhsengland.stu1	R4	Extension-England-TypedPeriod.json	Extension England Typed Period	active			2025-06	us	hl7	Context: Organization,OrganizationAffiliation,RelatedPerson	Type:complex	Mod:0	1
fhir.r4.ukcore.stu3.currentbuild	R4	Extension-UKCore-BookingOrganization.json	Extension UK Core Booking Organization	active			2023-12	us	hl7	Context: Appointment	Type:complex	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-valueset-sourceReference.json	ValueSet Source Reference	trial-use	3	vocab	2020-12	uv	hl7	Context: ValueSet	Type:uri	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-codesystem-sourceReference.json	CodeSystem Source Reference	deprecated	3	vocab	2020-12	uv	hl7	Context: CodeSystem	Type:uri	Mod:0
hl7.fhir.fi.scheduling	R4	StructureDefinition-ticket-number.json	Ticket Number	draft			2025-08	fi	hl7	Context: Appointment	Type:string	Mod:0	1
colonoscopyreport.no	R4	WithdrawalTime.StructureDefinition.json	Colonoscopy Report Withdrawal Time	draft			2021-03			Context: Procedure	Type:Duration	Mod:0	1
hl7.fhir.uv.vhdir	R4	StructureDefinition-contactpoint-availabletime.json	VhDir Contactpoint Availabletime	trial-use	2	pa	2017-11	uv	hl7	Context: ContactPoint	Type:complex	Mod:0	10
ca.on.oh.mha-pds	R4	StructureDefinition.ca-on-mha-ext-direct-minutes.json	DirectMinutes	active			2022-08		hl7	Context: Encounter	Type:complex	Mod:0	2
ca.on.oh.mha-pds	R4	StructureDefinition.ca-on-mha-ext-indirect-minutes.json	IndirectMinutes	active			2022-08	ca	hl7	Context: Encounter	Type:complex	Mod:0	2
hl7.fhir.uv.subscriptions-backport	R4B	StructureDefinition-backport-timeout.json	Backport R5 Subscription Timeout	trial-use		fhir	2024-06	uv	hl7	Context: Subscription.channel	Type:unsignedInt	Mod:0	7
nexuzhealth.fhir.r4	R4	NxhExtValidation.StructureDefinition.json	NxhExtValidation	draft			2022-05			Context: Resource	Type:complex	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-tz-offset.json	Timezone Offset	trial-use	3	fhir	2013-12	uv	hl7	Context: date	Type:string	Mod:0
hl7.fhir.uv.ebm	R6	StructureDefinition-characteristic-timing.json	CharacteristicTiming	trial-use	1	cds	2026-08	uv	hl7	Context: EvidenceVariable,PlanDefinition.action,ActivityDefinition	Type:complex	Mod:0	3
de.netzwerk-universitaetsmedizin.ebm-cpg	R5	StructureDefinition-relative-time.json	RelativeTime	draft			2025-03	uv		Context: ActivityDefinition.timing[x],EvidenceVariable.characteristic,Timing,PlanDefinition.action.timing[x]	Type:complex	Mod:0	3
br.go.ses.imunizacao	R4	StructureDefinition-tipo-notificante.json	Tipo Notificante	draft			2025-12	br		Context: QuestionnaireResponse.author	Type:code	Mod:0	1
br.go.ses.core	R4	StructureDefinition-tipo-informacao-endereco.json	TipoInformacaoEndereco	draft			2025-11			Context: Address.line	Type:code	Mod:0
br.go.ses.medicamentos	R4	StructureDefinition-tipo-produto.json	Tipo Profissional	draft			2026-03	br		Context: SupplyDelivery,Medication	Type:code	Mod:0	1
portuguese.use-cases.guide	R4B	RegisterTypePTExtension.StructureDefinition.json	Register Type PT Extension	draft						Context: Immunization	Type:complex	Mod:0
portuguese.core.guide	R4B	TransitionalRegistrationPTExtension.StructureDefinition.json	Transitional Registration PT Extension	active			2024-01			Context: Patient	Type:complex	Mod:0	1
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-employee-title.json	Employee title	active			2026-08	dk		Context: Element	Type:string	Mod:0	3
ca.on.health.idms	R5	IDMS-EXTENSION-TITLE.json	Title	active						Context: PractitionerRole,ServiceRequest	Type:complex	Mod:0	3
ca.on.health.idms	R5	IDMS-EXTENSION-REQUEST-TITLE.json	Request Title	active						Context: ServiceRequest	Type:complex	Mod:0
rlfhir.lab	R4	Extension_RL_Patient_TitoloDiStudio.json	RLPatientTitoloDiStudio	active						Context: Patient	Type:complex	Mod:0	1
ans.fhir.fr.tddui	R4	StructureDefinition-tddui-event-label.json	TDDUI Event Label	active			2026-07	fr	national	Context: Encounter	Type:string	Mod:0	1
portuguese.use-cases.guide	R4B	MarketingAuthorizationHolderPTExtension.StructureDefinition.json	Marketing Authorization Holder PT Extension	draft			2024-05			Context: Medication	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-observation-gatewayDevice.json	Observation Gateway Device	trial-use	3	oo	2015-03	uv	hl7	Context: Observation	Type:Reference	Mod:0
ca.on.oh-seris	R4	SETPScheduleAdjustmentExt.json	Extension: Schedule Adjustment	draft			2023-03			Context: Schedule	Type:complex	Mod:0