FHIR Extensions Pack v5.3.0 (2026-05-16)

This page is part of the FHIR Core Extensions Registry (v5.3.0: Release 5.3) based on FHIR (HL7® FHIR® Standard) v5.0.0. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

8.1.47 Resource Patient - Extensions

Patient Administration Work GroupMaturity Level: N/AStandards Status: InformativeSecurity Category: N/A Compartments: N/A

This table lists extensions for the Patient resource defined in association with the core specification. For background information, see Extensibility. Additional extensions may be found in published Implementation Guides and in the Conformance resource registry .

Identity Card. Type Context WG Status Δ v5.2.0
Extensions defined for the Patient resource
individual-genderIdentity 0..* (complex) Patient , RelatedPerson , Person , Practitioner , PractitionerRole , FamilyMemberHistory pa Trial-Use : FMM2 n/c
individual-pronouns 0..* (complex) Patient , RelatedPerson , Person , Practitioner pa Trial-Use : FMM1 n/c
individual-recordedSexOrGender 0..* (complex) Patient , RelatedPerson , Person , Practitioner , FamilyMemberHistory pa Trial-Use : FMM1 n/c
patient-animal 0..1 (complex) Patient pa Trial-Use : FMM3 n/c
patient-birthPlace 0..1 Address Patient pa Trial-Use : FMM3 n/c
patient-birthTime 0..1 dateTime Patient.birthDate , Person.birthDate , RelatedPerson.birthDate , Practitioner.birthDate pa Trial-Use : FMM3 n/c
patient-bornStatus 0..1 code Patient pa Deprecated : FMM1 icon Changed:
patient-cadavericDonor 0..1 boolean Patient pa Trial-Use : FMM3 n/c
patient-citizenship 0..* (complex) Patient , RelatedPerson , Person pa Trial-Use : FMM3 n/c
patient-congregation 0..1 string Patient pa Trial-Use : FMM3 n/c
patient-contactPriority 0..1 positiveInt Patient.contact , Organization.contact , ofType(ExtendedContactDetail) pa Deprecated : FMM1 icon Changed:
patient-disability 0..* CodeableConcept Patient , RelatedPerson , Practitioner , Person pa Deprecated : FMM3 icon Changed:
patient-fetalStatus 0..1 code Patient pc Draft : FMM1 icon Changed:
patient-genderIdentity 0..1 CodeableConcept Patient pa Deprecated : FMM1 n/c
patient-importance 0..1 CodeableConcept Patient pa Trial-Use : FMM3 n/c
patient-interpreterRequired 0..1 boolean Patient , RelatedPerson , Encounter , Practitioner , Appointment , ServiceRequest pa Trial-Use : FMM3 icon Changed:
patient-knownNonDuplicate 0..* Reference Patient pa Trial-Use : FMM1 icon Changed:
patient-mothersMaidenName 0..1 string Patient pa Trial-Use : FMM3 n/c
patient-multipleBirthTotal 0..1 positiveInt Patient.multipleBirth[x] pa Trial-Use : FMM2 icon Changed:
patient-nationality 0..* (complex) Patient , RelatedPerson , Person pa Trial-Use : FMM3 n/c
patient-preferenceType 0..* Coding Patient.communication.preferred , RelatedPerson.communication.preferred ,
Practitioner.communication.preferred , Person.communication.preferred 		pa Trial-Use : FMM3 n/c
patient-preferredPharmacy 0..* (complex) Patient , Encounter , PractitionerRole , Organization , Location pa Trial-Use : FMM0 icon Changed:
patient-proficiency 0..* (complex) Patient.communication , RelatedPerson.communication , Practitioner.communication ,
Person.communication 		pa Trial-Use : FMM3 n/c
patient-relatedPerson 0..* Reference Patient.contact pa Trial-Use : FMM3 n/c
patient-religion 0..* CodeableConcept Patient pa Trial-Use : FMM3 n/c
patient-unknownIdentity 0..1 CodeableConcept Patient pa Trial-Use : FMM1 icon Changed:
rank 0..1 canonical Address , Patient.contact , Organization.contact fhir Trial-Use : FMM1 icon Added:
Extensions defined for many resources including the Patient resource
datatype 0..1 string Base fhir Trial-Use : FMM2 icon Changed:
additionalImplicitRules 0..* uri DomainResource fhir Trial-Use : FMM4 icon Added:
artifact-authoritativeSource 0..1 uri DomainResource cds Trial-Use : FMM1 icon Added:
artifact-extended-contact-detail 0..* ExtendedContactDetail Resource cds Trial-Use : FMM2 icon Added:
artifact-isOwned 0..1 boolean RelatedArtifact , ActivityDefinition.library , PlanDefinition.library ,
Measure.library , DomainResource.extension , type.exists() and type = 'composed-of' 		cds Trial-Use : FMM1 n/c
artifact-jurisdiction 0..* CodeableConcept Resource cds Trial-Use : FMM2 icon Changed:
artifactassessment-disposition 0..1 code Resource cds Draft : FMM1 n/c
artifactassessment-workflowStatus 0..1 code Resource cds Draft : FMM1 n/c
cqf-artifactComment 0..* (complex) Resource cds Trial-Use : FMM3 n/c
cqf-citation 0..1 string Resource cds Trial-Use : FMM3 n/c
cqf-definitionTerm 0..1 (complex) Resource cds Trial-Use : FMM3 n/c
cqf-directReferenceCode 0..* Coding Resource cds Trial-Use : FMM2 n/c
cqf-knowledgeCapability 0..* code DomainResource cds Trial-Use : FMM2 n/c
cqf-knowledgeRepresentationLevel 0..* code DomainResource cds Trial-Use : FMM2 n/c
cqf-library 0..* canonical DomainResource cds Trial-Use : FMM3 icon Changed:
cqf-logicDefinition 0..* (complex) DomainResource cds Trial-Use : FMM2 n/c
cqf-measureInfo 0..* (complex) Resource , Reference cds Trial-Use : FMM3 n/c
cqf-messages 0..* Reference Resource cds Trial-Use : FMM3 n/c
cqf-scope 0..1 string Resource cds Trial-Use : FMM1 n/c
derivation-reference 0..* (complex) Resource , Element fhir Trial-Use : FMM2 icon Changed:
feature-assertion 0..* (complex) Resource fhir Draft : FMM2 icon Changed:
note 0..* Annotation Resource , Composition.section , Observation.component fhir Trial-Use : FMM1 n/c
obligations-profile 0..* (complex) Provenance.target , Resource.meta fhir Draft : FMM0 icon Changed:
package-source 0..* (complex) Resource , Meta fhir Trial-Use : FMM1 n/c
patient-sexParameterForClinicalUse 0..* (complex) Resource pa Draft : FMM1 icon Changed:
resource-instance-description 0..1 markdown Resource fhir Trial-Use : FMM2 icon Changed:
resource-instance-name 0..1 string Resource fhir Trial-Use : FMM2 icon Changed:
resource-pertainsToGoal 0..* Reference Resource fhir Trial-Use : FMM3 n/c
satisfies-requirement 0..* (complex) Resource , Element fhir Trial-Use : FMM2 icon Changed:
structuredefinition-fmm 0..1 integer DomainResource , Element fhir Trial-Use : FMM3 icon Changed:
structuredefinition-fmm-support 0..1 markdown DomainResource fhir Trial-Use : FMM2 icon Changed:
structuredefinition-wg 0..1 code DomainResource fhir Trial-Use : FMM3 n/c
version-specific-use 0..* (complex) Element , Resource fhir Trial-Use : FMM1 n/c
version-specific-value 0..* (complex) Element , Resource fhir Trial-Use : FMM1 n/c
workflow-statusReason 0..* CodeableConcept DomainResource fhir Trial-Use : FMM2 icon Added:
Extensions that refer to the Patient resource
artifact-contactDetailReference 0..1 Reference ContactDetail cds Trial-Use : FMM2 n/c
artifactassessment-content 0..* (Choice) Basic cds Draft : FMM1 --
auditevent-OnBehalfOf 0..1 Reference AuditEvent.agent sec Draft : FMM1 icon Changed:
biologicallyderivedproduct-intendedRecipient 0..1 Reference BiologicallyDerivedProduct oo Trial-Use : FMM0 icon Added:
consent-Transcriber 0..1 Reference Consent cbcc Trial-Use : FMM3 n/c
consent-Witness 0..1 Reference Consent cbcc Trial-Use : FMM3 n/c
cqf-initiatingPerson 0..1 Reference Basic cds Deprecated : FMM3 n/c
cqf-receivingPerson 0..1 Reference Basic cds Deprecated : FMM3 n/c
device-maintenanceresponsibility 0..* (complex) Device oo Draft : FMM0 icon Changed:
documentreference-sourcepatient 0..1 Reference DocumentReference oo Trial-Use : FMM2 icon Changed:
familymemberhistory-patient-record 0..* Reference FamilyMemberHistory pc Trial-Use : FMM3 n/c
goal-acceptance 0..* (complex) Goal pc Trial-Use : FMM3 icon Changed:
list-for 0..* Reference List fhir Trial-Use : FMM2 icon Changed:
patient-knownNonDuplicate 0..* Reference Patient pa Trial-Use : FMM1 icon Changed:
procedure-directedBy 0..1 (Choice) Procedure , ServiceRequest pc Trial-Use : FMM3 n/c
questionnaireresponse-attester 0..* (complex) QuestionnaireResponse fhir Trial-Use : FMM2 icon Changed:
questionnaireresponse-author 0..1 Reference QuestionnaireResponse.item , QuestionnaireResponse.item.item fhir Trial-Use : FMM3 n/c
task-candidateList 0..* Reference Task oo Deprecated : FMM1 icon Changed:
Extensions that refer to many resources including the Patient resource
alternate-reference 0..1 Reference Reference fhir Trial-Use : FMM2 icon Changed:
artifact-reference 0..1 (Choice) Element cds Deprecated : FMM1 icon Changed:
cqf-relativeDateTime 0..1 (complex) Element cds Deprecated : FMM3 n/c
diagnosticReport-focus 0..* Reference DiagnosticReport oo Draft : FMM0 icon Changed:
event-basedOn 0..* Reference Condition , ChargeItem , ClinicalImpression , Composition , Consent , Coverage ,
EpisodeOfCare , ExplanationOfBenefit , FamilyMemberHistory , ImmunizationEvaluation ,
InventoryReport , MedicationStatement , PaymentNotice , PaymentReconciliation 		fhir Trial-Use : FMM3 n/c
event-partOf 0..* Reference DiagnosticReport , Condition fhir Trial-Use : FMM3 n/c
flag-detail 0..* Reference Flag , Media pc Trial-Use : FMM3 n/c
patient-sexParameterForClinicalUse 0..* (complex) Resource pa Draft : FMM1 icon Changed:
replaces 0..* canonical ActorDefinition , CapabilityStatement , ChargeItemDefinition , CompartmentDefinition ,
ConditionDefinition , ExampleScenario , GraphDefinition , ImplementationGuide ,
MessageDefinition , ObservationDefinition , OperationDefinition , Questionnaire ,
Requirements , SearchParameter , SpecimenDefinition , StructureDefinition ,
StructureMap , SubscriptionTopic , TerminologyCapabilities , TestScript 		fhir Trial-Use : FMM3 n/c
request-replaces 0..* Reference NutritionOrder , SupplyRequest , Task fhir Trial-Use : FMM3 n/c
workflow-barrier 0..* CodeableReference Goal , CommunicationRequest , CarePlan.activity fhir Trial-Use : FMM2 icon Changed:
workflow-protectiveFactor 0..* CodeableReference Goal , CommunicationRequest , CarePlan.activity fhir Trial-Use : FMM2 icon Changed:
workflow-supportingInfo 0..* Reference DiagnosticReport , DocumentReference , Encounter , Observation , CommunicationRequest fhir Trial-Use : FMM3 n/c

98 Extensions

Extension Search Parameters

This table lists search parameters defined for any of the extensions listed above in association with the core specification.

  • Individual Gender Identity Parameter: Search based on individual's gender identity
  • age: Searches for patients based on age as calculated based on current date and date of birth. Deceased patients are excluded from the search.
  • birth Order Boolean: Search based on whether a patient was part of a multiple birth or not.
  • mothers Maiden Name: Search based on patient's mother's maiden name