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

Extensions

15,269 resources (JSON | CSV)

Context:
Text: Package: Only Show Used

By Version

R2: 0
R2B: 0
R3: 3,013
R4: 7,345
R4B: 2,220
R5: 2,651
R6: 40

By Authority

none: 3,197
hl7: 11,710
ihe: 64
national: 269
who: 29

By Realm

none: 3,023
au: 54
be: 46
br: 40
ca: 125
ch: 85
cl: 73
cr: 21
cz: 21
de: 186
dk: 229
ee: 34
eu: 71
fi: 33
fr: 197
il: 26
in: 4
it: 11
jp: 30
kr: 4
nl: 239
no: 29
nz: 29
pl: 34
pt: 11
se: 7
stt: 51
tw: 42
us: 1,069
uv: 9,432
other: 4

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Package	Version	Identity	Name/Title	Status	FMM	WG	Date	Realm	Auth	Context	Modifier	Type	Usage #
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-SupplyRequest.req.onBehalfOf.json	STU3: Organization agent is acting for (new)	trial-use	0	fhir	2026-03	uv	hl7	Context: SupplyRequest.requester	Type:Reference	Mod:0	4
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-SupplyRequest.text.json	STU3: text additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: SupplyRequest.text	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.definition.json	STU3: Formal definition of task (new)	trial-use	0	fhir	2026-03	uv	hl7	Context: Task	Type:Reference,uri	Mod:0	4
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.executionPeriod.json	STU3: executionPeriod additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.executionPeriod	Type:Period	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.groupIdentifier.json	STU3: groupIdentifier additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.groupIdentifier	Type:Identifier	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.identifier.json	STU3: identifier additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.identifier	Type:Identifier	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.meta.json	STU3: meta additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.meta	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.note.json	STU3: note additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.note	Type:Annotation	Mod:0	3
hl7.fhir.uv.xver-r3.r5	R5	StructureDefinition-ext-R3-Task.performerType.json	STU3: requester \| dispatcher \| scheduler \| performer \| monitor \| manager \| acquirer \| reviewer (new)	trial-use	0	fhir	2026-03	uv	hl7	Context: Task	Type:CodeableConcept	Mod:0	1
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.req.onBehalfOf.json	STU3: Organization individual is acting for (new)	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.requester	Type:Reference	Mod:0	4
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.res.period.json	STU3: period additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.restriction.period	Type:Period	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Task.text.json	STU3: text additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Task.text	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestReport.identifier.json	STU3: identifier additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestReport.identifier	Type:Identifier	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestReport.meta.json	STU3: meta additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestReport.meta	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r5	R5	StructureDefinition-ext-R3-TestReport.testScript.json	STU3: Reference to the version-specific TestScript that was executed to produce this TestReport additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestReport.testScript	Type:Reference	Mod:0	1
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestReport.text.json	STU3: text additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestReport.text	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestScript.contact.json	STU3: contact additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestScript.contact	Type:ContactDetail	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestScript.identifier.json	STU3: identifier additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestScript.identifier	Type:Identifier	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestScript.meta.json	STU3: meta additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestScript.meta	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r5	R5	StructureDefinition-ext-R3-TestScript.profile.json	STU3: profile additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestScript.profile	Type:Reference	Mod:0	1
hl7.fhir.uv.xver-r3.r5	R5	StructureDefinition-ext-R3-TestScript.set.act.ass.response.json	STU3: okay \| created \| noContent \| notModified \| bad \| forbidden \| notFound \| methodNotAllowed \| conflict \| gone \| preconditionFailed \| unprocessable additional codes	trial-use	0	fhir	2026-03	uv	hl7	Context: TestScript.setup.action.assert.response	Type:code	Mod:0	1
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestScript.text.json	STU3: text additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestScript.text	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TestScript.useContext.json	STU3: Context the content is intended to support additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TestScript.useContext	Type:UsageContext	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-Timing.rep.bounds.json	STU3: bounds additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: Timing.repeat	Type:Period,Range	Mod:0
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TriggerDefinition.eventData.json	STU3: Triggering data of the event additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TriggerDefinition.data	Type:DataRequirement	Mod:0
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-TriggerDefinition.eventTiming.json	STU3: eventTiming additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: TriggerDefinition	Type:Timing	Mod:0
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-UsageContext.value.json	STU3: value additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: UsageContext	Type:Range	Mod:0
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-ValueSet.contact.json	STU3: contact additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: ValueSet.contact	Type:ContactDetail	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-ValueSet.identifier.json	STU3: Additional identifier for the value set additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: ValueSet.identifier	Type:Identifier	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-ValueSet.meta.json	STU3: meta additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: ValueSet.meta	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-ValueSet.text.json	STU3: text additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: ValueSet.text	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-ValueSet.useContext.json	STU3: Context the content is intended to support additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: ValueSet.useContext	Type:UsageContext	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-VisionPrescription.dis.note.json	STU3: note additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: VisionPrescription.lensSpecification.note	Type:Annotation	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-VisionPrescription.identifier.json	STU3: Business identifier additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: VisionPrescription.identifier	Type:Identifier	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-VisionPrescription.meta.json	STU3: meta additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: VisionPrescription.meta	Type:complex	Mod:0	3
hl7.fhir.uv.xver-r3.r4b	R4B	StructureDefinition-ext-R3-VisionPrescription.text.json	STU3: text additional types	trial-use	0	fhir	2026-03	uv	hl7	Context: VisionPrescription.text	Type:complex	Mod:0	3
signal.core.r4	R4	StructureDefinition-extension-SignalProgramReferred.json	SignalProgramReferred	draft						Context: ServiceRequest	Type:complex	Mod:0
pc.ig	R4	StructureDefinition-epigenome-study-sample-id.json	Sample ID	draft			2026-02			Context: Element	Type:string	Mod:0	1
hl7.fhir.uv.cgm	R4	StructureDefinition-data-submission-schedule.json	Data Submission Schedule	draft			2024-05	uv	hl7	Context: ServiceRequest	Type:complex	Mod:0	1
hl7.fhir.uv.cgm.r4	R4	StructureDefinition-data-submission-schedule.json	Data Submission Schedule	trial-use	2	oo	2025-09	uv	hl7	Context: ServiceRequest	Type:complex	Mod:0	1
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-episodeofcare-statusschedule.json	Status schedule	active			2026-03	dk		Context: Element	Type:complex	Mod:0	1
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-teamschedule.json	Team schedule	active			2026-03	dk		Context: Element	Type:complex	Mod:0	2
ans.fhir.fr.eprescription	R4	StructureDefinition-fr-medicationrequest-note-scope.json	Scope for note element in MedicationRequest	draft			2026-04	fr		Context: MedicationRequest.note	Type:code	Mod:0	1
hl7.fhir.fr.medication	R4	StructureDefinition-fr-medicationrequest-note-scope.json	Scope for note element in MedicationRequest	draft			2026-01	fr	hl7	Context: MedicationRequest.note	Type:code	Mod:0	1
dk.kip.rkkp.fhir.ig.core	R4	StructureDefinition-access-sor-code.json	Search Parameter - write or read access sor on CarePLan	active			2022-11			Context: Element	Type:string	Mod:0
pc.ig	R4	StructureDefinition-transplant-second-warm-ischemia-time.json	Second warm ischaemia time (minutes)	draft			2026-02			Context: Element	Type:integer	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-observation-secondaryFinding.json	Observation Secondary Finding	trial-use	3	oo	2015-03	uv	hl7	Context: Observation	Type:CodeableConcept	Mod:0
hl7.fhir.us.directory-query	R4	StructureDefinition-secureExchangeArtifacts.json	Secure Exchange Artifacts	active			2022-12	us	hl7	Context: Element	Type:complex	Mod:0	1
hl7.fhir.us.davinci-pdex	R4	StructureDefinition-base-ext-secureExchangeArtifacts.json	NDH Secure Exchange Artifacts	trial-use	2	fm	2026-04	us	hl7	Context: Endpoint	Type:complex	Mod:0	1
hl7.fhir.cl.minsal.eis	R4	StructureDefinition-SegundoApellido.json	Segundo Apellido	draft			2026-04	cl	hl7	Context: HumanName.family	Type:string	Mod:0	1
hl7.fhir.cl.clcore	R4	StructureDefinition-SegundoApellido.json	Segundo Apellido	active			2025-10	cl	hl7	Context: HumanName.family	Type:string	Mod:0	3
no.nhn.fhir.helsenorge.profiles	R4	StructureDefinition-ansiennitetsDato.json	Ansiennitets dato	active			2025-10	no		Context: Element	Type:dateTime	Mod:0	1
pc.ig	R4	StructureDefinition-epigenome-study-sentrix-barcodearray.json	Sentrix barcode array	draft			2026-02			Context: Element	Type:string	Mod:0	1
ig-ee-medication-scheme	R5	StructureDefinition-ee-tis-related-observation-or-condition.json	ExtensionEETISRelatedObservationOrCondition	draft			2024-02	ee		Context: ClinicalUseDefinition	Type:Reference	Mod:0	1
pc.ig	R4	StructureDefinition-genomic-test-sequencing-device.json	Sequencing device	draft			2026-02			Context: Element	Type:string	Mod:0	1
de.medizininformatikinitiative.kerndatensatz.mtb	R4	StructureDefinition-mii-ex-mtb-genomic-study-analysis-qc.json	MII EX MTB Antrag GenomicsStudyAnalysis Metrics	active				de		Context:	Type:complex	Mod:0	1
de.gevko.emdaf	R4	EMDAF_EX_Sequenznummer.json	Sequenznummer des Medikationseintrags	active			2022-11			Context: List.entry.item	Type:complex	Mod:0	1
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-media-series-id.json	Series ID	active			2026-03	dk		Context: Element	Type:string	Mod:0	1
uk.nhsdigital.r4.test	R4	Extension-SDS-NhsServiceInteractionId.json	Extension SDS NHS Service Interaction Id	draft						Context: Endpoint,Device	Type:complex	Mod:0
ca.on.health.idms	R5	Extension-ServiceRequest-Available-Actions.json	ServiceRequest - Available Actions	active						Context: ServiceRequest	Type:complex	Mod:0	1
de.gematik.directory	R4	StructureDefinition-ServiceCoveragePostalCode.json	ServiceCoveragePostalCode	active			2024-10			Context: HealthcareService.coverageArea	Type:complex	Mod:0	1
hl7.fhir.us.ndh	R4	StructureDefinition-base-ext-service-or-program-requirement.json	NDH HealthcareService or Program Requirement	trial-use	4	pa	2026-03	us	hl7	Context: HealthcareService	Type:complex	Mod:0	1
de.gematik.directory	R4	StructureDefinition-ServiceCoverageArea.json	ServiceCoverageArea	active			2024-10			Context: HealthcareService.coverageArea	Type:complex	Mod:0	1
fi.kela.kanta.gen.r4.toimintakyky	R4	ServiceProcess.StructureDefinition.json	Social Welfare Service Process extension	draft			2025-11			Context: Provenance	Type:complex	Mod:0	1
ihe.iti.mcsd	R4	StructureDefinition-IHE.mCSD.PurposeOfUse.json	Purpose of Use Extension	active			2025-10	uv	ihe	Context: Organization,Endpoint	Type:CodeableConcept	Mod:0	3
pc.ig	R4	StructureDefinition-concomitant-disease-name.json	Concomitant disease name(s)	draft			2026-02			Context: Element	Type:CodeableConcept	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-concept-bidirectional.json	ConceptMap Bi-directional	trial-use	3	vocab	2020-12	uv	hl7	Context: ConceptMap	Type:boolean	Mod:0
tewhatuora.rheumaticfever	R4	StructureDefinition-rf-patient-whanaumember-primary.json	Denotes if the member is to be used a primary contact	draft			2026-02		national	Context: Patient.contact	Type:boolean	Mod:0	1
ths-greifswald.ttp-fhir-gw	R4	StructureDefinition-CustomIdatValues.json	Custom IDAT Values	active			2025-06			Context: Patient,Person	Type:complex	Mod:0	2
tewhatuora.rheumaticfever	R4	StructureDefinition-rf-condition-rhdseverity.json	Severity of rheumatic heart disease	draft			2026-02		national	Context: Condition	Type:Coding	Mod:0	1
hl7.fhir.us.vrdr	R4	StructureDefinition-NVSS-SexAtDeath.json	NVSS SexAtDeath	active		pher	2024-10	us	hl7	Context: Patient	Type:CodeableConcept	Mod:0	1
hl7.fhir.cl.clcore	R4	StructureDefinition-SexoBiologico.json	Sexo Biologico del paciente	active			2025-10	cl	hl7	Context: Practitioner,Patient	Type:CodeableConcept	Mod:0	2
sfm.130323	R4	sfm-kortdose.StructureDefinition.json	sfm-shortdosage	active			2021-05			Context: MedicationStatement.dosage	Type:complex	Mod:0	1
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-questionnaire-shortText.json	Short text	active			2026-03	dk		Context: Element	Type:string	Mod:0	1
hl7.fhir.us.davinci-pct	R4	StructureDefinition-estimateProcedureOrService.json	Significant Procedures and/or products involved	trial-use	2	fm	2026-03	us	hl7	Context: Task,DocumentReference	Type:CodeableConcept	Mod:0	2
hl7.fhir.us.davinci-pct	R4	StructureDefinition-estimateCondition.json	Significant condition involved	trial-use	2	fm	2026-03	us	hl7	Context: Task,DocumentReference	Type:CodeableConcept	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-DiagnosticReport-geneticsFamilyMemberHistory.json	Family Member History	deprecated	1	oo	2015-10	uv	hl7	Context: DiagnosticReport	Type:Reference	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-devicerequest-patientInstruction.json	DeviceRequest Patient Directions	trial-use	3	oo	2015-02	uv	hl7	Context: DeviceRequest	Type:complex	Mod:0
test.no.basis	R4	no-basis-urban-district.structuredefinition-extension.json	no-basis-urban-district	active			2018-10	no	hl7	Context: Practitioner,Address,Patient,Person	Type:complex	Mod:0	1
hl7.fhir.be.core	R4	StructureDefinition-be-ext-simple-note.json	BeExtSimpleNote	draft			2026-02	be	hl7	Context: DomainResource	Type:Annotation	Mod:0	1
hl7.fhir.be.vaccination	R4	StructureDefinition-be-ext-simple-note.json	BeExtSimpleNote	active	1		2026-03	be	hl7	Context: Immunization	Type:Annotation	Mod:0	1
hl7.fhir.cl.minsal.tei	R4	StructureDefinition-SituacionCalle.json	Situacion Calle	draft			2026-03	cl	hl7	Context: Address	Type:boolean	Mod:0	1
hl7.fhir.cl.minsal.nid	R4	StructureDefinition-SituacionCalle.json	Situacion Calle	draft			2025-12	cl	hl7	Context: Address	Type:boolean	Mod:0	2
lt.hl7.fhir.vitalsigns	R5	StructureDefinition-associated-situation.json	Associated Situation Extension	trial-use	3	oo	2026-03			Context: Element	Type:date,Meta,Address,Attachment,integer,Count,DataRequirement,Dosage,uuid,Identifier,RatioRange,Coding,SampledData,id,positiveInt,Distance,Availability,integer64,Period,Duration,canonical,Range,RelatedArtifact,base64Binary,UsageContext,Timing,decimal,ExtendedContactDetail,CodeableConcept,ParameterDefinition,dateTime,code,string,oid,instant,ContactPoint,HumanName,Money,markdown,Ratio,Age,Reference,TriggerDefinition,Quantity,uri,url,Annotation,ContactDetail,boolean,Expression,CodeableReference,Signature,unsignedInt,time	Mod:0	2
hl7.fhir.us.vitals	R4	StructureDefinition-AssociatedSituationExt.json	Associated Situation	draft			2024-10	us	hl7	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	3
hl7.fhir.us.cardx-htn	R4	StructureDefinition-AssociatedSituationExt.json	Associated Situation	draft			2023-08	us	hl7	Context: Element	Type:CodeableConcept	Mod:0	1
rlfhir.lab	R4	Extension_RL_Patient_SituazionePensionistica.json	RLPatientSituazionePensionistica	active						Context: Patient	Type:complex	Mod:0	1
portuguese.core.guide	R4B	ProfessionalSituationPTExtension.StructureDefinition.json	Professional Situation PT Extension	active			2024-05			Context: Patient	Type:complex	Mod:0	1
br.go.ses.core	R4	StructureDefinition-patient-situacao-mercado-trabalho.json	Ocupacao	draft			2025-11			Context: Patient	Type:Reference	Mod:0	1
portuguese.use-cases.guide	R4B	ProfessionalStatusPTExtension.StructureDefinition.json	Professional Status PT Extension	draft			2024-05			Context: Patient	Type:complex	Mod:0
ihe.pharm.meow	R5	StructureDefinition-ihe-ext-medication-sizeofitem.json	Medication - Size of Item	active			2025-06	uv	ihe	Context: Element	Type:Quantity	Mod:0	1
ihe.pharm.mpd	R5	StructureDefinition-ihe-ext-medication-sizeofitem.json	Medication - Size of Item	active			2025-06	uv	ihe	Context: Medication	Type:Quantity	Mod:0	4
hl7.fhir.uv.extensions	R5	StructureDefinition-measurereport-countQuantity.json	Count Quantity	trial-use	1	cqi	2024-01	uv	hl7	Context: MeasureReport.group.population,MeasureReport.group.population.count,MeasureReport.group.stratifier.stratum.population.count,MeasureReport.group.stratifier.stratum.population	Type:Quantity	Mod:0
smart.who.int.base	R4	StructureDefinition-SGString.json	SGString	draft			2026-04		who	Context: Element	Type:string	Mod:0	1
smart.who.int.base	R4	StructureDefinition-SGActorExt.json	SGActorExt	draft			2026-04		who	Context: Element	Type:Reference	Mod:0	2
smart.who.int.trust-phw	R4	StructureDefinition-SGActorExt.json	SGActorExt	active			2026-01	uv	who	Context: Element	Type:Reference	Mod:0
smart.who.int.base	R4	StructureDefinition-SGDocumentation.json	SGDocumentation	draft			2026-04		who	Context: Element	Type:complex	Mod:0	1
smart.who.int.base	R4	StructureDefinition-SGRequirementExt.json	SGRequirementExt	draft			2026-04		who	Context: Element	Type:Reference	Mod:0	1
smart.who.int.base	R4	StructureDefinition-SGcode.json	SGcode	draft			2026-04		who	Context: Element	Type:Coding	Mod:0	2
smart.who.int.base	R4	StructureDefinition-SGUserStory.json	SGUserStory	draft			2026-04		who	Context: Element	Type:complex	Mod:0	1
smart.who.int.base	R4	StructureDefinition-LinkIdExt.json	LinkIdExt	draft			2026-04		who	Context: Element	Type:id	Mod:0	1
smart.who.int.base	R4	StructureDefinition-SGMarkdown.json	SGMarkdown	draft			2026-04		who	Context: Element	Type:markdown	Mod:0	1
hl7.fhir.uv.vulcan-schedule	R6	StructureDefinition-soaTimepoint.json	SoA TimePoint Specification	trial-use	2	brr	2026-03	uv	hl7	Context: PlanDefinition.action	Type:complex	Mod:0	1
kbv.ita.eau	R4	KBV_EX_EAU_7_weeks.json	KBV_EX_EAU_7_weeks	active			2025-11			Context: Condition	Type:complex	Mod:0	1
hl7.fhir.fi.scheduling	R4	StructureDefinition-topic-id.json	Topic Id	draft			2025-08	fi	hl7	Context: Appointment	Type:Identifier	Mod:0	1
fi.kela.kanta.gen.r4.toimintakyky	R4	SocialService.StructureDefinition.json	Social Welfare Social Service extension	draft			2025-11			Context: Provenance	Type:complex	Mod:0	1
de.thieme-compliance.anamnese	R4	StructureDefinition-QuestionnaireItemShowGroupTitle.json	Questionnaire Item Show Group Title	draft			2023-05			Context: Questionnaire.item	Type:complex	Mod:0	2
pc.ig	R4	StructureDefinition-variant-occurrence-genetic-origin.json	Genetic origin	draft			2026-02			Context: Element	Type:string	Mod:0	1
nictiz.fhir.nl.stu3.zib2017	R3	extension-medicaldevice.json	MedicalDevice extension	active				nl	hl7	Context: Element	Type:Reference	Mod:0	4
nictiz.fhir.nl.r4.zib2020	R4	ext-CodeSpecification.json	ext CodeSpecification	draft				nl	hl7	Context: code,string,Coding	Type:CodeableConcept	Mod:0	5
ig-ee-medication-scheme	R5	StructureDefinition-ee-tis-reimbursement-rate.json	ExtensionEETISReimbursementRate	draft			2024-01	ee		Context: MedicationRequest,MedicationDispense,MedicationStatement	Type:complex	Mod:0	3
ca.on.oh-olis	R4	SortKey.json	SortKey	draft			2022-01			Context: Observation,ServiceRequest	Type:complex	Mod:0	3
fi.kela.kanta.gen.r4.toimintakyky	R4	FunctionCode.json	Social Welfare Function Code extension	active			2024-03			Context: AuditEvent.entity	Type:CodeableConcept	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-observation-geneticsGenomicSourceClass.json	Genomic Source Class	deprecated	1	oo	2016-03	uv	hl7	Context: Observation	Type:CodeableConcept	Mod:0
hl7.org.nz.fhir.ig.formulary	R4B	StructureDefinition-nzf-pil-source.json	PilSource	draft			2026-03	nz	hl7	Context: DocumentReference.context	Type:CodeableConcept	Mod:0
pharmacyeclaim.trial	R4	ext-source-province-code.StructureDefinition.json	SourceProvinceCode	draft						Context: MessageHeader.source	Type:complex	Mod:0	1
hl7.fhir.fr.medication	R4	StructureDefinition-fr-medication-history-sources.json	FRMedicationHistorySources	draft			2026-01	fr	hl7	Context: Composition,MedicationStatement	Type:complex	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-specimen-specialHandling.json	Specimen Special handling	trial-use	3	oo	2015-02	uv	hl7	Context: Specimen.collection	Type:CodeableConcept	Mod:0
kanta.sosiaalihuolto.r4	R4	SpecialContent.json	Social Welfare Special Content extension	active			2025-03			Context: AuditEvent.entity	Type:boolean	Mod:0	1
de.gematik.directory	R4	StructureDefinition-SpecialOpeningTimesEX.json	SpecialOpeningTimesEX	active			2024-10			Context: HealthcareService.availableTime	Type:complex	Mod:0	1
hl7.org.nz.fhir.ig.formulary	R4B	StructureDefinition-nzf-description.json	NzmtDescription	draft			2026-03	nz	hl7	Context: Medication	Type:complex	Mod:0	1
fi.kela.kanta.gen.r4.toimintakyky	R4	SpecificDocumentType.json	Social Welfare Specific Document Type extension	active			2025-03			Context: AuditEvent.entity	Type:complex	Mod:0	2
hl7.fhir.uv.ebm	R6	StructureDefinition-relates-to-with-quotation.json	RelatesToWithQuotation	trial-use	1	cds	2026-03	uv	hl7	Context: Evidence.relatesTo,Citation.relatesTo,ArtifactAssessment.relatesTo,EvidenceVariable.relatesTo,ArtifactAssessment.content.component.relatesTo,ArtifactAssessment.content.relatesTo,ResearchStudy.relatesTo	Type:markdown	Mod:0	10
pc.ig	R4	StructureDefinition-transplant-intraoperative-complications-other.json	Other intraoperative complications (free text)	draft			2026-02			Context: Element	Type:string	Mod:0	1
de.gematik.epa.medication	R4	StructureDefinition-medication-packaging-size-extension.json	MedicationPackagingSizeExtension	active			2025-12	de		Context: Element	Type:string	Mod:0	3
kanta.sosiaalihuolto.r4	R4	SpecificationOfDisclosure.json	Social Welfare Specification Of Disclosure extension	active			2025-03			Context: AuditEvent.entity	Type:string	Mod:0	1
hl7.fhir.uv.vulcan-schedule	R6	StructureDefinition-soaTransition.json	SoA Transition Specification	trial-use	2	brr	2026-03	uv	hl7	Context: PlanDefinition.action.action	Type:complex	Mod:0	1
eng.fhir.profile.dev	R4	extension-resource-planForCase.json	extension-resource-planForCase	draft			2023-06		hl7	Context: CarePlan	Type:Reference	Mod:0
hl7.fhir.uv.cpg	R4	StructureDefinition-cpg-planFor.json	CPG Plan For Extension	active		cds	2024-11	uv	hl7	Context: CarePlan	Type:Reference	Mod:0	1
hl7.fhir.uv.cpg	R4	StructureDefinition-cpg-impressionFor.json	CPG Impression For Extension	active		cds	2024-11	uv	hl7	Context: ClinicalImpression	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	1
hl7.fhir.uv.cpg	R4	StructureDefinition-cpg-summaryFor.json	CPG Summary For Extension	active		cds	2024-11	uv	hl7	Context: Composition	Type:Reference	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-targetConstraint.json	Target Constraint	trial-use	2	cds	2015-05	uv	hl7	Context: ActivityDefinition.participant,Measure.supplementalData,Questionnaire,Measure.group,PlanDefinition.action,Measure.group.stratifier,PlanDefinition.actor,PlanDefinition.goal.target,ActivityDefinition.dosage,PlanDefinition.goal,Measure.group.population,Measure,PlanDefinition,Questionnaire.item,ActivityDefinition	Type:complex	Mod:0
hl7.fhir.uv.cmi	R4	StructureDefinition-cmi-cqlOptions.json	CMI CQL Options	active			2021-11	uv	hl7	Context: Library	Type:Reference	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-cqlOptions.json	CQF CQL Options	draft	1	cds	2020-12	uv	hl7	Context: Library	Type:Reference	Mod:0
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-itemPopulationContext.json	Item population context	trial-use	4	fhir	2026-03	uv	hl7	Context: Questionnaire,ElementDefinition,Questionnaire.item	Type:Expression	Mod:0	4
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-itemExtractionContext.json	Extract Definition - Resource (legacy)	deprecated	0	fhir	2026-03	uv	hl7	Context: Questionnaire,ElementDefinition,Questionnaire.item	Type:code,Expression	Mod:0	1
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-templateExtract.json	Extract Template - Resource	draft	0	fhir	2026-03	uv	hl7	Context: Questionnaire,Questionnaire.item	Type:complex	Mod:0	1
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-templateExtractBundle.json	Extract Template - Bundle	draft	0	fhir	2026-03	uv	hl7	Context: Questionnaire	Type:Reference	Mod:0	1
hl7.fhir.us.davinci-atr	R4	StructureDefinition-atr-any-resource-extension.json	ATR Any Resource Extension	trial-use	2	fm	2019-09	us	hl7	Context: Group.member	Type:Reference	Mod:0	1
hl7.fhir.uv.crmi	R4	StructureDefinition-crmi-endpointConfiguration.json	CRMI Endpoint Configuration	trial-use	2	cds	2026-02	uv	hl7	Context: ImplementationGuide,Library	Type:Reference	Mod:0	2
hl7.fhir.uv.cmi	R4	StructureDefinition-cmi-definitionTerm.json	CMI Definition Term	active			2019-02	uv	hl7	Context: Measure.definition	Type:complex	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-definitionTerm.json	Definition Term	trial-use	3	cds	2019-02	uv	hl7	Context: Resource	Type:complex	Mod:0
hl7.fhir.uv.tools	R5	StructureDefinition-type-parameter.json	Type Parameter Extension	informative	3	fhir	2026-03	uv	hl7	Context: StructureDefinition,ElementDefinition.type	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-alternativeExpression.json	Alternative expression	trial-use	2	cds	2015-05	uv	hl7	Context: Expression	Type:Expression	Mod:0
hl7.fhir.us.cqfmeasures	R4	StructureDefinition-cqfm-component.json	CQFM Component	active		cqi	2025-08	us	hl7	Context: Measure.group	Type:RelatedArtifact	Mod:0	2
hl7.fhir.uv.cqm	R4	StructureDefinition-cqm-component.json	CQM Component	trial-use	4	cqi	2026-04	uv	hl7	Context: Measure.group	Type:RelatedArtifact	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-supportingEvidenceDefinition.json	Supporting Evidence Definition	draft	1	cds	2025-12	uv	hl7	Context: Measure.group.population	Type:Expression	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-partOf.json	Part Of	trial-use	3	cqi	2021-11	uv	hl7	Context: Library	Type:canonical	Mod:0
ans.fhir.fr.eprescription	R4	StructureDefinition-fr-drug-characteristic.json	Medication descriptive properties	draft			2026-04	fr		Context: Medication	Type:complex	Mod:0	1
hl7.fhir.fr.medication	R4	StructureDefinition-fr-drug-characteristic.json	Medication descriptive properties	draft			2026-01	fr	hl7	Context: Medication	Type:complex	Mod:0	2
hl7.fhir.uv.tools	R5	StructureDefinition-matchetype-sort.json	Matchetype Sort Rules	informative	5	fhir	2026-03	uv	hl7	Context: Element	Type:complex	Mod:0
colonoscopyreport.no	R4	CaecumIntubated.StructureDefinition.json	Colonoscopy Report Caecum Intubated	draft			2021-03			Context: Procedure	Type:boolean	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-relative-date.json	Relative Date Criteria	trial-use	3	fhir	2013-12	uv	hl7	Context: date,dateTime	Type:complex	Mod:0
hl7.fhir.uv.security-label-ds4p	R4	StructureDefinition-extension-display.json	Display	draft			2025-05	uv	hl7	Context: Resource.meta	Type:Annotation	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-time-precision.json	Time Precision	trial-use	1	fhir	2025-05	uv	hl7	Context: dateTime,time,instant	Type:code	Mod:0
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-intendedAudience.json	Intended audience	active			2026-03	dk		Context: Element	Type:Reference	Mod:0	7
hl7.fhir.uv.extensions	R5	StructureDefinition-composition-section-subject.json	Composition Section Subject	trial-use	3	sd	2020-12	uv	hl7	Context: Composition.section	Type:string	Mod:0
hl7.fhir.us.davinci-atr	R4	StructureDefinition-atr-intended-recipient-identifier-extension.json	ATR Intended Recipient Identifier Extension	trial-use	2	fm	2019-09	us	hl7	Context: Group	Type:Identifier	Mod:0	1
hl7.fhir.uv.tools	R5	StructureDefinition-package-scope.json	Package Scope	informative	1	fhir	2026-03	uv	hl7	Context: ImplementationGuide,ImplementationGuide.dependsOn	Type:code	Mod:0
cce.fhir	R4	StructureDefinition-cce-core-Extension-OPIntention.json	OPIntention	draft						Context: Procedure	Type:complex	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-cdsHooksEndpoint.json	cdshooks endpoint	trial-use	3	cds	2015-05	uv	hl7	Context: PlanDefinition	Type:uri	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-libraryAlias.json	Library Alias	trial-use	1	cds	2021-11	uv	hl7	Context: Measure.library,ActivityDefinition.library,PlanDefinition.library	Type:string	Mod:0
hl7.fhir.us.cqfmeasures	R4	StructureDefinition-cqfm-effectivePeriodAnchor.json	CQFM Effective Period Anchor	active		cqi	2025-08	us	hl7	Context: Measure.effectivePeriod	Type:dateTime	Mod:0	1
hl7.fhir.uv.cqm	R4	StructureDefinition-cqm-effectivePeriodAnchor.json	CQM Effective Period Anchor	trial-use	4	cqi	2026-04	uv	hl7	Context: Measure.effectivePeriod	Type:dateTime	Mod:0	1
hl7.fhir.uv.security-label-ds4p	R4	StructureDefinition-extension-sec-label-basis.json	The Basis for Security Label	draft			2025-05	uv	hl7	Context: Resource.meta.security	Type:Coding	Mod:0
hl7.fhir.uv.cpg	R4	StructureDefinition-cpg-partOf.json	CPG Part Of Extension	active		cds	2024-11	uv	hl7	Context: PlanDefinition	Type:canonical	Mod:0	2
nictiz.fhir.nl.stu3.questionnaires	R3	questionnaire-enableOperator.json	questionnaire-enableOperator	active				nl	hl7	Context: Questionnaire.item	Type:complex	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-artifact-periodDuration.json	Period duration	trial-use	2	cds	2022-02	uv	hl7	Context: Period	Type:Duration	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-expansionParameters.json	Expansion Parameters	trial-use	3	cds	2021-11	uv	hl7	Context: ImplementationGuide,Library	Type:Reference	Mod:0
hl7.fhir.uv.cmi	R4	StructureDefinition-cmi-expansionParameters.json	CMI Expansion Parameters	active			2021-11	uv	hl7	Context: Library,RelatedArtifact	Type:Reference	Mod:0	1
hl7.fhir.us.cqfmeasures	R4	StructureDefinition-cqfm-groupId.json	CQFM Group Id	active		cqi	2025-08	us	hl7	Context: RelatedArtifact	Type:string	Mod:0	1
hl7.fhir.uv.cqm	R4	StructureDefinition-cqm-groupId.json	CQM Group Id	trial-use	4	cqi	2026-04	uv	hl7	Context: RelatedArtifact	Type:string	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-inputParameters.json	Input parameters	trial-use	2	cds	2015-05	uv	hl7	Context: Group,RequestOrchestration,RequestGroup,GuidanceResponse,MeasureReport,Library	Type:Reference	Mod:0
hl7.fhir.uv.cmi	R4	StructureDefinition-cmi-inputParameters.json	CMI Input Parameters	active			2019-02	uv	hl7	Context: MeasureReport	Type:Reference	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-modelInfo-label.json	ModelInfo Label	trial-use	1	cds	2021-11	uv	hl7	Context: StructureDefinition	Type:string	Mod:0
sk.registry.core.r5	R5	StructureDefinition-initial-care-intensity-ext.json	Initial Care Intensity Extension	draft			2025-10			Context: Encounter	Type:CodeableConcept	Mod:0	1
hl7.fhir.us.cqfmeasures	R4	StructureDefinition-cqfm-operation.json	CQFM Operation	active		cqi	2025-08	us	hl7	Context: MeasureReport	Type:Reference	Mod:0	1
hl7.fhir.uv.cqm	R4	StructureDefinition-cqm-operation.json	CQM Operation	trial-use	4	cqi	2026-04	uv	hl7	Context: MeasureReport	Type:Reference	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-package-source.json	Package Source	trial-use	1	fhir	2024-12	uv	hl7	Context: Meta,Resource	Type:complex	Mod:0
ths-greifswald.ttp-fhir-gw	R4	StructureDefinition-ValidFromProperty.json	ValidFromProperty	active			2025-06			Context: Organization,ResearchStudy	Type:complex	Mod:0	1
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-modelInfo-primaryCodePath.json	ModelInfo Primary Code Path	trial-use	1	cds	2021-11	uv	hl7	Context: StructureDefinition	Type:string	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-artifact-publicationDate.json	Publication Date	trial-use	3	cds	2021-11	uv	hl7	Context: SpecimenDefinition,Group,Composition,Questionnaire,EvidenceVariable,EventDefinition,CodeSystem,ResearchStudy,ChargeItemDefinition,NamingSystem,ArtifactAssessment,Medication,Measure,ObservationDefinition,Substance,Evidence,PlanDefinition,Citation,Library,ConceptMap,ConditionDefinition,ValueSet,ActivityDefinition	Type:date	Mod:0
hl7.fhir.uv.cmi	R4	StructureDefinition-cmi-publicationDate.json	CMI Publication Date	active			2021-11	uv	hl7	Context: RelatedArtifact	Type:date	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-publicationDate.json	CQF Publication Date	trial-use	3	cds	2021-11	uv	hl7	Context: RelatedArtifact	Type:date	Mod:0
hl7.fhir.uv.cmi	R4	StructureDefinition-cmi-publicationStatus.json	CMI Publication Status	active			2021-11	uv	hl7	Context: RelatedArtifact	Type:code	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-publicationStatus.json	Publication Status	trial-use	3	cds	2021-11	uv	hl7	Context: RelatedArtifact	Type:code	Mod:0
cms.fhir.mct	R4	StructureDefinition-mct-receivingSystemEndpoint.json	Receiving System Endpoint Extension	draft			2023-09	us	hl7	Context: Organization	Type:Reference	Mod:0
hl7.fhir.us.cqfmeasures	R4	StructureDefinition-cqfm-effectivePeriodDuration.json	CQFM Effective Period Duration	active		cqi	2025-08	us	hl7	Context: Measure.effectivePeriod	Type:Duration	Mod:0	1
hl7.fhir.uv.cqm	R4	StructureDefinition-cqm-effectivePeriodDuration.json	CQM Effective Period Duration	trial-use	4	cqi	2026-04	uv	hl7	Context: Measure.effectivePeriod	Type:Duration	Mod:0	1
hl7.fhir.uv.cqm	R4	StructureDefinition-cqm-reportingTiming.json	CQM Reporting Timing	trial-use	4	cqi	2026-04	uv	hl7	Context: Measure	Type:Timing	Mod:0	1
hl7.fhir.uv.sdc	R4	StructureDefinition-sdc-questionnaire-definitionExtract.json	Extract Definition	draft	0	fhir	2026-03	uv	hl7	Context: Questionnaire,ElementDefinition,Questionnaire.item	Type:complex	Mod:0	2
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-supportingEvidence.json	Supporting Evidence	draft	1	cds	2025-12	uv	hl7	Context: MeasureReport.group.population	Type:complex	Mod:0
hl7.fhir.uv.extensions	R5	StructureDefinition-cqf-modelInfoSettings.json	ModelInfo Settings	trial-use	1	cds	2021-11	uv	hl7	Context: ImplementationGuide,Library,RelatedArtifact	Type:Reference	Mod:0
hl7.fhir.uv.crmi	R4	StructureDefinition-crmi-softwaresystem.json	CRMI Software System	trial-use	3	cds	2019-02	uv	hl7	Context: Resource	Type:Reference	Mod:0	13
hl7.fhir.uv.cmi	R4	StructureDefinition-cmi-softwaresystem.json	CMI Software System	active			2019-02	uv	hl7	Context: Resource	Type:Reference	Mod:0	1
hl7.fhir.uv.crmi	R4	StructureDefinition-crmi-referenceSource.json	CRMI Reference Source	trial-use	3	cds	2026-02	uv	hl7	Context: canonical	Type:complex	Mod:0	1
dk.ehealth.sundhed.fhir.ig.core	R4	StructureDefinition-ehealth-period.json	Period	active			2026-03	dk		Context: Element	Type:Period	Mod:0	2
sk.registry.core.r5	R5	StructureDefinition-observation-timing-context-ext.json	Observation Timing Context Extension	draft			2025-10			Context: Observation	Type:CodeableConcept	Mod:0	1
sk.registry.core.r5	R5	StructureDefinition-procedure-timing-context-ext.json	Procedure Timing Context Extension	draft			2025-10			Context: Procedure	Type:CodeableConcept	Mod:0	4
sk.registry.core.r5	R5	StructureDefinition-discharge-department-service-ext.json	Discharge Department/Service Extension	draft			2025-10			Context: Encounter	Type:CodeableConcept	Mod:0	1