FHIR IG analytics
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| Package | Version | Identity | Name/Title | Status | FMM | WG | Date | Auth | Context | Modifier | Type | Usage # |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| hl7.fhir.us.cqfmeasures | R4 | StructureDefinition-cqfm-criteriaReference.json | CQFM Criteria Reference | active | cqi | 2025-08 | hl7 | Context: Measure.group.population | Type:string | Mod:0 | 2 | |
| hl7.fhir.us.vrdr | R4 | StructureDefinition-SpouseAlive.json | Spouse Is Alive | active | pher | 2024-10 | hl7 | Context: Patient | Type:CodeableConcept | Mod:0 | 1 | |
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-carcinoma-staging.json | Carcinoma Staging | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| fhir.kisumuhie | R4 | StructureDefinition-mnch-appointment-status.json | MNCH Appointment Status | draft | 2026-06 | hl7 | Context: Element | Type:CodeableConcept | Mod:0 | 1 | ||
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-StreetDesignator.json | StreetDesignator Vital Records | active | pher | 2026-06 | hl7 | Context: Address | Type:string | Mod:0 | 4 | |
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-StreetName.json | StreetName Vital Records | active | pher | 2026-06 | hl7 | Context: Address | Type:string | Mod:0 | 4 | |
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-StreetNumber.json | StreetNumber Vital Records | active | pher | 2026-06 | hl7 | Context: Address | Type:string | Mod:0 | 4 | |
| hl7.fhir.us.pq-cmc-fda | R5 | StructureDefinition-strength-extension.json | Strength Type | trial-use | 2 | brr | 2025-07 | hl7 | Context: Ingredient.substance.strength | Type:CodeableConcept | Mod:0 | 1 |
| fhir.org.nz.ig.base | R4 | StructureDefinition-suburb.json | NZ Suburb | active | 1 | 2020-07 | hl7 | Context: Address | Type:string | Mod:0 | 1 | |
| hl7.fhir.us.ndh.r4b | R4B | StructureDefinition-base-ext-ig-supported.json | NDH Supported IG | trial-use | pa | 2025-04 | hl7 | Context: | Type:complex | Mod:0 | 1 | |
| hl7.fhir.us.ndh.r4b | R4B | StructureDefinition-base-ext-supported-ig-actor.json | NDH Supported IG Actor | trial-use | pa | 2025-04 | hl7 | Context: | Type:complex | Mod:0 | 1 | |
| hl7.fhir.us.medmorph | R4 | StructureDefinition-us-ph-fhirquerypattern-extension.json | US Public Health FHIR Query Pattern Extension | draft | 2021-11 | hl7 | Context: | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-fhirquerypattern-extension.json | US Public Health FHIR Query Pattern Extension | active | pher | 2021-11 | hl7 | Context: | Type:string | Mod:0 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-AllergyIntoleranceEnd.json | Extension UK Core Allergy Intolerance End | active | 2023-12 | hl7 | Context: AllergyIntolerance.clinicalStatus | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-expansion-parameters-extension.json | US Public Health Expansion Parameters Extension | active | pher | 2021-07 | hl7 | Context: Library | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.illTraveler | R4 | StructureDefinition-symptom.json | Symptoms | draft | 2024-03 | hl7 | Context: Element | Type:complex | Mod:0 | 2 | ||
| fhir.iptpig | R4 | StructureDefinition-iptp-spacing-valid-flag.json | IPTp Dose Spacing Valid Flag | draft | 2026-06 | hl7 | Context: MedicationAdministration | Type:boolean | Mod:0 | 1 | ||
| fhir.iptpig | R4 | StructureDefinition-iptp-manual-review-flag.json | IPTp Manual Review Flag | draft | 2026-06 | hl7 | Context: Observation | Type:boolean | Mod:0 | 1 | ||
| fhir.ke.nccp | R4 | StructureDefinition-nccp-rt-target-volume-extension.json | Radiotherapy Target Volume Extension | draft | 2026-06 | hl7 | Context: CarePlan,Observation,ServiceRequest | Type:code | Mod:0 | 3 | ||
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-free-breathing-motion-mgmt-technique.json | Free-Breathing Motion Management Technique | trial-use | cgp | 2026-05 | hl7 | Context: Procedure,ServiceRequest,ActivityDefinition | Type:CodeableConcept | Mod:0 | 10 | |
| fhir.ke.nccp | R4 | StructureDefinition-nccp-rt-treatment-technique-extension.json | Radiotherapy Treatment Technique Extension | draft | 2026-06 | hl7 | Context: CarePlan,PlanDefinition,Procedure,ServiceRequest | Type:code | Mod:0 | 4 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-gender-original-text.json | GenderOriginalText | active | 2026-05 | hl7 | Context: Patient.gender | Type:string | Mod:0 | 2 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-organization-clinic-owner-extension.json | Extension to represent clinic Owners. | active | 2025-02 | hl7 | Context: Extension | Type:complex | Mod:0 | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-organization-clinic-ownership-type-extension.json | Extension to represent the Clinic Ownership type. | active | 2025-02 | hl7 | Context: Extension | Type:complex | Mod:0 | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-organization-clinic-payee-number-extension.json | Extension to represent the Clinic Payee number. | active | 2025-02 | hl7 | Context: Organization | Type:complex | Mod:0 | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-organization-clinic-service-delivery-type-extension.json | Extension to represent the Clinic Service Delivery type. | active | 2025-02 | hl7 | Context: Extension,Organization | Type:complex | Mod:0 | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-organization-clinic-type-extension.json | Extension to represent the Clinic type. | active | 2025-02 | hl7 | Context: Extension | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-informant-extension.json | Informant | trial-use | 2 | pe | 2026-07 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-healthcareAgentParticipant-extension.json | Participant | trial-use | 2 | pe | 2026-07 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-performer-extension.json | Performer | trial-use | 2 | pe | 2026-07 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-expiration-date-extension.json | ADI Expiration Date | trial-use | 2 | pe | 2026-07 | hl7 | Context: Composition | Type:dateTime | Mod:0 | 1 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-document-location.json | Document Location | trial-use | 2 | pe | 2026-07 | hl7 | Context: DocumentReference | Type:string,Reference | Mod:0 | 1 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-document-revoke-status.json | Revoke Status | trial-use | 2 | pe | 2026-07 | hl7 | Context: Composition,DocumentReference | Type:code | Mod:0 | 2 |
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-alternate-measurescore.json | Alternate Measure Score | trial-use | 1 | cqi | 2026-06 | hl7 | Context: MeasureReport.group.measureScore,MeasureReport.group.stratifier.stratum.measureScore,MeasureReport | Type:Money,boolean,integer,decimal,CodeableConcept | Mod:0 | 1 |
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-baseline.json | Baseline | trial-use | 1 | cqi | 2026-06 | hl7 | Context: MeasureReport.group,MeasureReport | Type:complex | Mod:0 | 1 |
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-AuthorizationExtension.json | Authorization Extension | active | cgp | 2024-12 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-InformantExtension.json | Informant Extension | active | cgp | 2024-12 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-ParticipantExtension.json | Participant Extension | active | cgp | 2024-12 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-VersionNumber.json | Version Number | active | cgp | 2024-12 | hl7 | Context: Composition | Type:integer | Mod:0 | 1 | |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-shr-core-HumanName-extension.json | BC HumanName Extension | draft | 2018-08 | hl7 | Context: Element | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-ra | R4 | StructureDefinition-ra-ccRemark.json | Condition Category Remark Extension | trial-use | 2 | cqi | 2026-04 | hl7 | Context: MeasureReport.group | Type:complex | Mod:0 | 1 |
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-DataEntererExtension.json | Data Enterer Extension | active | cgp | 2024-12 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 | |
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-practitioner-deathdate-extension.json | BC Practitioner Date of Death Extension | active | 2025-02 | hl7 | Context: Practitioner | Type:dateTime | Mod:0 | 1 | ||
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-enclosedPrecondition-extension.json | Enclosed Precondition | trial-use | 2 | pe | 2026-07 | hl7 | Context: Observation,Goal.description | Type:CodeableConcept | Mod:0 | 4 |
| hl7.fhir.us.ph-library | R4 | StructureDefinition-us-ph-relateddata-extension.json | US Public Health Related Data Extension | active | 2023-10 | hl7 | Context: PlanDefinition.action.input,PlanDefinition.action.action.output,PlanDefinition.action.action.input,PlanDefinition.action.output | Type:string | Mod:0 | |||
| hl7.fhir.us.pq-cmc-fda | R5 | StructureDefinition-pq-target-range.json | Target Range | trial-use | 2 | brr | 2025-07 | hl7 | Context: PlanDefinition.goal.target | Type:complex | Mod:1 | 1 |
| hl7.fhir.us.ndh.r4b | R4B | StructureDefinition-base-ext-usage-restriction.json | NDH Usage Restriction | trial-use | pa | 2017-10 | hl7 | Context: Practitioner,Organization,CareTeam,Endpoint,OrganizationAffiliation,HealthcareService,PractitionerRole,InsurancePlan,Location | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.directory-query | R4 | StructureDefinition-usage-restriction.json | NatlDir Usage Restriction | active | 2017-10 | hl7 | Context: Element | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-InformationRecipientExtension.json | Information Recipient Extension | active | cgp | 2024-12 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-lob.json | Line of Business | trial-use | 1 | cqi | 2026-06 | hl7 | Context: Measure | 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 |
| fhir.r4.nhsengland.stu1 | R4 | Extension-England-LocationExtension.json | Extension England Location Extension | draft | 2024-06 | hl7 | Context: Location | Type:complex | Mod:0 | |||
| hl7.fhir.us.core | R4 | StructureDefinition-us-core-medication-adherence.json | US Core Medication Adherence Extension | trial-use | 2 | cgp | 2023-10 | hl7 | Context: MedicationRequest | Type:complex | Mod:0 | 2 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-notaryInformation-extension.json | Notary Information | trial-use | 2 | pe | 2026-07 | hl7 | Context: RelatedPerson | Type:complex | Mod:0 | 1 |
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-OrderExtension.json | Order Extension | active | cgp | 2024-12 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.davinci-vbpr.r4 | R4 | StructureDefinition-organization-subject.json | Organization Subject | active | cqi | 2024-06 | hl7 | Context: MeasureReport.subject | Type:Reference | Mod:0 | ||
| fhir.ca-bc.client | R4 | StructureDefinition-bc-death-verified-flag-extension.json | BC Death Verified Flag | active | 2025-02 | hl7 | Context: Patient.deceased | Type:complex | Mod:0 | 2 | ||
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-payment-stream.json | Payment Stream | trial-use | 1 | cqi | 2026-06 | hl7 | Context: MeasureReport.group,Measure,MeasureReport | Type:complex | Mod:0 | 2 |
| hl7.fhir.us.ccda.r4b | R4B | StructureDefinition-PerformerExtension.json | Performer Extension | active | cgp | 2024-12 | hl7 | Context: Composition | Type:Reference | Mod:0 | 1 | |
| hl7.fhir.us.pacio-toc | R4 | StructureDefinition-point-of-contact-extension.json | Point of Contact | trial-use | 2 | pc | 2026-05 | hl7 | Context: Composition,CarePlan,DocumentReference | Type:Reference | Mod:0 | 1 |
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-program-model.json | Program Model | trial-use | 1 | cqi | 2026-06 | hl7 | Context: Measure | Type:complex | Mod:0 | 1 |
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-score.json | Score | trial-use | 1 | cqi | 2026-06 | hl7 | Context: MeasureReport | Type:decimal | Mod:0 | 1 |
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-service-period.json | Service Period | trial-use | 1 | cqi | 2026-06 | hl7 | Context: MeasureReport.group,MeasureReport | Type:Period | Mod:0 | 1 |
| hl7.fhir.us.core | R4 | StructureDefinition-us-core-sex.json | US Core Sex Extension | deprecated | 2 | cgp | 2023-05 | hl7 | Context: Patient | Type:code | Mod:0 | 1 |
| hl7.fhir.us.davinci-vbpr | R4 | StructureDefinition-threshold.json | Threshold | trial-use | 1 | cqi | 2026-06 | hl7 | Context: MeasureReport | Type:complex | Mod:0 | 1 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-trialperiod-extension.json | Trial Period | trial-use | 2 | pe | 2026-07 | hl7 | Context: ServiceRequest | Type:string,Period | Mod:0 | 4 |
| hl7.fhir.us.pacio-adi | R4 | StructureDefinition-adi-witness-information-extension.json | Witness Information | trial-use | 2 | pe | 2026-07 | hl7 | Context: RelatedPerson | Type:complex | Mod:0 | 1 |
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundExudateAmountDescriptionExt.json | WoundExudateAmountDescriptionExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundExudateAppearanceExt.json | WoundExudateAppearanceExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundExudateAssertExt.json | WoundExudateAssertExt | draft | 2019-06 | hl7 | Context: Observation | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundExudateColorExt.json | WoundExudateColorExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundExudateOdorExt.json | WoundExudateOdorExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundExudateVolumeExt.json | WoundExudateVolumeExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundRelatedObservationsPanelExt.json | WoundRelatedObservationsPanelExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundTunnelingAssertExt.json | WoundTunnelingAssertExt | draft | 2019-06 | hl7 | Context: Observation | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundTunnelingDirectionExt.json | WoundTunnelingDirectionExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundTunnelingLengthExt.json | WoundTunnelingLengthExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundUnderminingAssertExt.json | WoundUnderminingAssertExt | draft | 2019-06 | hl7 | Context: Observation | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundUnderminingDirectionExt.json | WoundUnderminingDirectionExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-WoundUnderminingLengthExt.json | WoundUnderminingLengthExt | draft | 2019-06 | hl7 | Context: Condition | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-errorPath.json | Error Path | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.error | Type:string | Mod:0 | 1 |
| fhir.org.nz.ig.base | R4 | StructureDefinition-messaging-address.json | Messaging Address | active | 2022-07 | hl7 | Context: Practitioner,Organization,Patient,HealthcareService,PractitionerRole,Location | Type:complex | Mod:0 | 6 | ||
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-ageattimeofonset.json | AgeAtTimeOfOnset | draft | 2023-08 | hl7 | Context: AdverseEvent | Type:Age | Mod:0 | 1 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-frame-amount.json | Frame Amount | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-lens-amount.json | Lens Amount | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-eye-examination-amount.json | Eye Examination Amount | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-consultation-amount.json | Consultation Amount | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.vitalsigns | R4 | StructureDefinition-ClothingWornDuringMeasureExt.json | Clothing Worn During Measure Extension | draft | 2019-09 | hl7 | Context: StructureDefinition,Observation | Type:CodeableConcept | Mod:0 | 2 | ||
| fhir.onc.us-quality-core | R4 | StructureDefinition-us-quality-core-servicerequest-appropriatenessScore.json | USQualityCore Appropriateness Score | draft | 2026-06 | hl7 | Context: ServiceRequest | Type:code,decimal | Mod:0 | |||
| hl7.fhir.us.davinci-atr | R4 | StructureDefinition-ext-attributionListStatus.json | Attribution List Status | trial-use | 2 | fm | 2019-09 | hl7 | Context: Group | Type:code | Mod:0 | 1 |
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-provider-auth-token.json | Provider Auth Token | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 7 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-admissionDates.json | Admission Dates | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.item,ClaimResponse.addItem | Type:date,Period | Mod:0 | 2 |
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-dischargeDate.json | Discharge Date | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.item,ClaimResponse.addItem | Type:date | Mod:0 | 2 |
| fhir.ph.core | R4 | StructureDefinition-batch-number.json | Batch Number | draft | 2026-06 | hl7 | Context: Immunization | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-context-Onset-extension.json | BC Onset Extension | draft | 2018-08 | hl7 | Context: Element | Type:dateTime,string,Reference,Period,Range | Mod:0 | 1 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-annual-limit-category-extension.json | Annual Limits Category Extension | draft | 2026-06 | hl7 | Context: Coverage | Type:CodeableConcept | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-itemCategory.json | Claim Response Item Category | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.addItem | Type:CodeableConcept | Mod:0 | 1 |
| fhir.kenyaPSIG | R4 | StructureDefinition-communication-preference.json | Communication Preference | draft | 2026-06 | hl7 | Context: Element | Type:CodeableConcept | Mod:0 | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-organization-clinic-legal-name-extension.json | Extension for the clinic business legal name. | active | 2025-02 | hl7 | Context: Extension | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-reviewActionCode.json | Review Action Code | trial-use | 4 | fm | 2026-06 | hl7 | Context: Claim.item,ClaimResponse.item.adjudication.extension,ClaimResponse.adjudication.extension,ClaimResponse.addItem.adjudication.extension | Type:CodeableConcept | Mod:0 | 2 |
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-extension-reviewActionCode.json | ReviewActionCode | trial-use | 2 | fm | 2026-06 | hl7 | Context: ExplanationOfBenefit.item.adjudication.extension | Type:CodeableConcept | Mod:0 | 1 |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-topic-TopicCode-extension.json | BC TopicCode Extension | draft | 2018-08 | hl7 | Context: Element | Type:complex | Mod:0 | 4 | ||
| hl7.fhir.us.davinci-ra | R4 | StructureDefinition-ra-contextId.json | Context Id Extension | trial-use | 1 | cqi | 2026-04 | hl7 | Context: MeasureReport | Type:id | Mod:0 | 1 |
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-cost-per-session.json | Cost Per Session | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-date-determined-extension.json | US Public Health Date Determined Extension | active | pher | 2024-10 | hl7 | Context: Observation.component,Observation | Type:dateTime | Mod:0 | 1 | |
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-date-recorded-extension.json | US Public Health Date Recorded Extension | active | pher | 2024-10 | hl7 | Context: Observation.component,Observation | Type:dateTime | Mod:0 | 1 | |
| fhir.org.nz.ig.base | R4 | StructureDefinition-death-date.json | Date of death | active | 2020-07 | hl7 | Context: Practitioner | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-mostrecentdate.json | MostRecentDate | draft | 2023-08 | hl7 | Context: Composition | Type:dateTime | Mod:0 | 1 | ||
| hl7.fhir.us.pdmp | R4 | StructureDefinition-pdmp-activity-period-extension.json | PDMP Extension - Activity Period | active | phx | 2024-04 | hl7 | Context: Bundle.entry.Parameters.parameter,Parameters.parameter,MessageHeader | Type:Period | Mod:0 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-diagnosisRecordedDate.json | Diagnosis Recorded Date | trial-use | 4 | fm | 2026-06 | hl7 | Context: Claim.diagnosis | Type:date | Mod:0 | 5 |
| hl7.fhir.us.illTraveler | R4 | StructureDefinition-transfer-date.json | Ill traveler transfer date | draft | 2024-03 | hl7 | Context: Element | Type:date | Mod:0 | 2 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-registration-initial-date.json | RegistrationInitialDate | active | 2026-05 | hl7 | Context: Practitioner.qualification | Type:date | Mod:0 | 1 | ||
| hl7.fhir.us.meds | R4 | StructureDefinition-header-timestamp-extension.json | Header_Timestamp_Extension | active | 2020-08 | hl7 | Context: MessageHeader | Type:dateTime | Mod:0 | |||
| hl7.fhir.us.pdmp | R4 | StructureDefinition-pdmp-header-timestamp-extension.json | PDMP Extension - Header Timestamp | active | phx | 2024-04 | hl7 | Context: Bundle.entry.Parameters.parameter,Parameters.parameter,MessageHeader | Type:dateTime | Mod:0 | ||
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-firstreceivedate.json | FirstReceiveDate | draft | 2023-08 | hl7 | Context: Composition | Type:dateTime | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-itemPreAuthIssueDate.json | Item Preauthorization Issue Date | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.item,ClaimResponse.addItem,ExplanationOfBenefit.item | Type:date | Mod:0 | 2 |
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-itemPreAuthPeriod.json | Item Preauthorization Period | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.item,ClaimResponse.addItem,ExplanationOfBenefit.item | Type:Period | Mod:0 | 2 |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-context-Certainty-extension.json | BC Certainty Extension | draft | 2018-08 | hl7 | Context: Element | Type:complex | Mod:0 | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-CodingSCTDescDisplay.json | Extension UK Core Coding SCT Desc Display | active | 2023-12 | hl7 | Context: Coding | Type:complex | Mod:0 | |||
| fhir.kenyaEmergencyIG | R4 | StructureDefinition-ke-emergency-ambulance-case-status.json | Ambulance Case Status | draft | 2026-07 | hl7 | Context: Element | Type:code | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-reviewAction.json | Review Action | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.addItem.adjudication,ClaimResponse.item.adjudication,ClaimResponse.adjudication | Type:complex | Mod:0 | 1 |
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-extension-reviewAction.json | ReviewAction | informative | fm | 2026-06 | hl7 | Context: ExplanationOfBenefit.item.adjudication,ExplanationOfBenefit.addItem.adjudication,ExplanationOfBenefit.adjudication | Type:complex | Mod:0 | 1 | |
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-requestedService.json | Requested Service | trial-use | 4 | fm | 2026-06 | hl7 | Context: Claim.item,ClaimResponse.item,ClaimResponse.addItem | Type:Reference | Mod:0 | 4 |
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-itemAuthorizedDetail.json | Item Authorized Detail | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.item,ExplanationOfBenefit,ExplanationOfBenefit.item | Type:complex | Mod:0 | 2 |
| fhir.org.nz.ig.base | R4 | StructureDefinition-country-name.json | Country Name | draft | 2023-05 | hl7 | Context: Address | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-DistanceFromLandmarkExt.json | DistanceFromLandmark | draft | 2019-06 | hl7 | Context: Extension | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-eventduration.json | EventDuration | draft | 2023-08 | hl7 | Context: AdverseEvent.date | Type:Duration | Mod:0 | 1 | ||
| fhir.ca-bc.client | R4 | StructureDefinition-bc-business-period-extension.json | BC Business Dates | active | 2025-02 | hl7 | Context: Extension,Patient.gender,Patient.deceased,Patient.multipleBirth,Patient.birthDate | Type:Period | Mod:0 | 8 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-context-Abatement-extension.json | BC Abatement Extension | draft | 2018-08 | hl7 | Context: Element | Type:dateTime,boolean,string,Reference,Period,Range | Mod:0 | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-nz-ethnicity.json | NZ Ethnicity | active | 2020-07 | hl7 | Context: Practitioner,Patient,RelatedPerson | Type:CodeableConcept | Mod:0 | 3 | ||
| hl7.fhir.us.vitals | R4 | StructureDefinition-ExerciseAssociationExt.json | Exercise Association | draft | 2024-10 | 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 | 11 | ||
| hl7.fhir.us.cardx-htn | R4 | StructureDefinition-ExerciseAssociationExt.json | Exercise Association | draft | 2023-08 | hl7 | Context: Element | Type:CodeableConcept | Mod:0 | 2 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-session-expected-date.json | Session Expected Date | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-deqm.stu3 | R3 | StructureDefinition-extension-measureSubscription.json | DEQM Measure Subscription Extension | active | 2018-06 | hl7 | Context: Subscription | Type:complex | Mod:1 | 1 | ||
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-Extension-patient-fetal-death-vr.json | Patient Fetal Death Vital Records | active | pher | 2026-06 | hl7 | Context: | Type:boolean | Mod:0 | 1 | |
| hl7.fhir.us.pq-cmc-fda | R5 | StructureDefinition-pq-amount-ratio.json | Amount Ratio | trial-use | 2 | brr | 2025-07 | hl7 | Context: ManufacturedItemDefinition.component,ManufacturedItemDefinition.component.constituent | Type:Ratio | Mod:1 | 1 |
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-AuxiliaryStateIdentifier1.json | Auxiliary State Identifier1 Vital Records | active | pher | 2026-06 | hl7 | Context: Meta,Identifier | Type:string | Mod:0 | 10 | |
| fhir.nl.gf | R4 | StructureDefinition-task-stu3-healthcareservice.json | HealthcareService for Task in STU3 | draft | 2026-06 | hl7 | Context: Element | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.vitalsigns | R4 | StructureDefinition-MeasurementDeviceExt.json | Measurement Device | draft | 2019-05 | hl7 | Context: StructureDefinition,Observation | Type:CodeableConcept | Mod:0 | 8 | ||
| fhir.ke.nccp | R4 | StructureDefinition-nccp-treatment-intent-extension.json | Treatment Intent Extension | draft | 2026-06 | hl7 | Context: CarePlan,MedicationRequest,PlanDefinition | Type:code | Mod:0 | 3 | ||
| hl7.fhir.us.vitals | R4 | StructureDefinition-SensorDescriptionExt.json | Sensor Description | draft | 2024-10 | 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 | 2 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-revenueUnitRateLimit.json | Revenue Unit Rate Limit | trial-use | 4 | fm | 2026-06 | hl7 | Context: Claim.item,ClaimResponse,ClaimResponse.addItem | Type:decimal | Mod:0 | 4 |
| hl7.fhir.us.davinci-hrex | R4 | StructureDefinition-extension-CoverageDavinciWellknownLocation.json | Coverage Da Vinci Wellknown Endpoint | trial-use | 3 | cic | 2026-03 | hl7 | Context: Coverage | Type:uri | Mod:0 | |
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-BodyLocationExt.json | BodyLocationExtension | draft | 2019-06 | hl7 | Context: Condition | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.vitals | R4 | StructureDefinition-MeasurementSettingExt.json | Measurement Setting | draft | 2024-10 | 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 | 23 | ||
| hl7.fhir.us.cardx-htn | R4 | StructureDefinition-MeasurementSettingExt.json | Measurement Setting | draft | 2023-08 | hl7 | Context: Element | Type:CodeableConcept | Mod:0 | 3 | ||
| hl7.fhir.us.core | R4 | StructureDefinition-us-core-extension-questionnaire-uri.json | US Core Extension Questionnaire URI | trial-use | 3 | cgp | 2022-03 | hl7 | Context: QuestionnaireResponse.questionnaire | Type:uri | Mod:0 | 1 |
| fhir.nl.gf | R4 | StructureDefinition-task-stu3-location.json | Location for Task in STU3 | draft | 2026-06 | hl7 | Context: Element | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.vitalsigns | R4 | StructureDefinition-MethodDeviceExt.json | Method/Device | draft | 2019-05 | hl7 | Context: StructureDefinition,Observation | Type:CodeableConcept | Mod:0 | 1 | ||
| hl7.fhir.us.lower-extremity-skin-wound-assessment | R4 | StructureDefinition-DistanceFromLandmarkMeasurementExt.json | Distance From Landmark Measurement Extension | draft | 2019-08 | hl7 | Context: Extension | Type:Quantity | Mod:0 | 1 | ||
| hl7.fhir.us.mcode | R4 | StructureDefinition-mcode-normalization-basis.json | Normalization Basis Extension | active | 4 | cic | 2025-02 | hl7 | Context: Extension,MedicationRequest,DomainResource,MedicationAdministration | Type:CodeableConcept | Mod:0 | 2 |
| fhir.kisumuhie | R4 | StructureDefinition-mnch-mode-of-delivery.json | MNCH Mode of Delivery | draft | 2026-06 | hl7 | Context: Element | Type:CodeableConcept | Mod:0 | 1 | ||
| hl7.fhir.us.pdmp | R4 | StructureDefinition-pdmp-extension-rx-transmission-method.json | PDMP Extension - Prescription Transmission Method | active | phx | 2024-04 | hl7 | Context: MedicationDispense,MedicationAdministration | Type:Coding | Mod:0 | 2 | |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-image-guided-radiotherapy-modality.json | Image Guided Radiotherapy Modality | trial-use | cgp | 2026-05 | hl7 | Context: Procedure,ServiceRequest,ActivityDefinition | Type:complex | Mod:0 | 10 | |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-shr-core-Type-extension.json | BC Type Extension | draft | 2018-08 | hl7 | Context: Element | Type:complex | Mod:0 | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-building-name.json | Building Name | active | 2020-07 | hl7 | Context: Address | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.cqfmeasures | R4 | StructureDefinition-cqfm-scoringPrecision.json | CQFM Scoring Precision | active | cqi | 2025-08 | hl7 | Context: Measure,Measure.group | Type:positiveInt | Mod:0 | 1 | |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-fractions-planned.json | Number of Planned Fractions | trial-use | cgp | 2026-05 | hl7 | Context: ServiceRequest,ActivityDefinition | Type:positiveInt | Mod:0 | 2 | |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-fractions-prescribed.json | Number of Prescribed Fractions | trial-use | cgp | 2026-05 | hl7 | Context: ServiceRequest,ActivityDefinition | Type:positiveInt | Mod:0 | 2 | |
| hl7.fhir.us.mcode | R4 | StructureDefinition-mcode-radiotherapy-sessions.json | Radiotherapy Number of Sessions Extension | active | 3 | cic | 2025-02 | hl7 | Context: Extension,DomainResource,Procedure | Type:unsignedInt | Mod:0 | 1 |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-fraction-number-in-phase.json | Fraction Number in Phase | trial-use | cgp | 2026-05 | hl7 | Context: Procedure,ServiceRequest,ActivityDefinition | Type:positiveInt | Mod:0 | 1 | |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-fraction-number-in-plan.json | Fraction Number in Plan | trial-use | cgp | 2026-05 | hl7 | Context: Procedure,ServiceRequest,ActivityDefinition | Type:positiveInt | Mod:0 | 1 | |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-session-number.json | Session Number | trial-use | cgp | 2026-05 | hl7 | Context: Procedure,Encounter,ServiceRequest | Type:positiveInt | Mod:0 | 1 | |
| fhir.org.nz.ig.base | R4 | StructureDefinition-information-source.json | Information Source | active | 2020-07 | hl7 | Context: Patient.name,Patient.deceased,Patient.birthDate | Type:CodeableConcept | Mod:0 | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-practitionerRole-creator.json | PractitionerRoleCreator | active | 2026-05 | hl7 | Context: PractitionerRole | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-itemRequestedServiceDate.json | Item Requested Service Date | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse.item,ClaimResponse.addItem | Type:dateTime,Period | Mod:0 | 1 |
| hl7.fhir.us.icsr-ae-reporting | R4 | StructureDefinition-icsr-ext-ageatvaccination.json | AgeAtVaccination | draft | 2023-08 | hl7 | Context: Immunization | Type:Age | Mod:0 | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-DeathNotificationStatus.json | Extension UK Core Death Notification Status | active | 2023-12 | hl7 | Context: Patient | Type:complex | Mod:0 | 1 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-chief-complaint.json | Chief Complaint | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-period-extension.json | BC Valid Period Extension | active | 2025-02 | hl7 | Context: Extension,Practitioner,ContactPoint,HumanName,Practitioner.communication,Identifier,PractitionerRole.specialty,Address,Location.name,Organization.name | Type:Period | Mod:0 | 18 | ||
| hl7.fhir.us.davinci-drug-formulary | R4 | StructureDefinition-usdf-AvailabilityPeriod-extension.json | Availability Period | trial-use | phx | 2026-05 | hl7 | Context: Basic | Type:Period | Mod:0 | 1 | |
| hl7.fhir.us.meds | R4 | StructureDefinition-response-prescription-period-extension.json | Response_Prescription_Period_Extension | active | 2020-08 | hl7 | Context: MessageHeader | Type:Period | Mod:0 | |||
| fhir.org.nz.ig.base | R4 | StructureDefinition-established.json | Established | active | 2026-05 | hl7 | Context: Organization,Location | Type:Period | Mod:0 | 2 | ||
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-core-PersonOfRecord-extension.json | BC PersonOfRecord Extension | draft | 2018-08 | hl7 | Context: Element | Type:complex | Mod:0 | 4 | ||
| hl7.fhir.us.cqfmeasures | R4 | StructureDefinition-cqfm-populationBasis.json | CQFM Population Basis | active | cqi | 2025-08 | hl7 | Context: Measure.group.population,Measure,Measure.group | Type:code | Mod:0 | 2 | |
| hl7.fhir.us.vitalsigns | R4 | StructureDefinition-BodyPositionExt.json | Body Position | draft | 2019-05 | hl7 | Context: StructureDefinition,Observation | Type:CodeableConcept | Mod:0 | 5 | ||
| hl7.fhir.us.pacio-pfe | R4 | StructureDefinition-pfe-device-request-location.json | PFEDeviceRequestLocation | trial-use | 3 | pc | 2026-07 | hl7 | Context: DeviceRequest | Type:string,CodeableConcept | Mod:0 | 1 |
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ContactPreference.json | Extension UK Core Contact Preference | active | 2023-12 | hl7 | Context: Patient,RelatedPerson | Type:complex | Mod:0 | 2 | ||
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-payment-method-extension.json | Paymen tMethod Extension | draft | 2026-06 | hl7 | Context: Coverage | Type:CodeableConcept | Mod:0 | 1 | ||
| fhir.r4.ukcore.stu3.currentbuild | R4 | Extension-UKCore-ContactRank.json | Extension UK Core Contact Rank | active | 2022-12 | hl7 | Context: Patient.contact | Type:complex | Mod:0 | 1 | ||
| fhir.argonaut.scheduling | R3 | StructureDefinition-extension-subscription-payloadprofile.json | Subscription Payload Profile Extension | active | 2018-02 | hl7 | Context: Subscription.channel | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.mcode | R4 | StructureDefinition-mcode-procedure-intent.json | Procedure Intent Extension | active | 4 | cic | 2025-02 | hl7 | Context: Extension,MedicationRequest,DomainResource,MedicationAdministration,Procedure,ServiceRequest | Type:CodeableConcept | Mod:0 | 8 |
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-practitioner-qualification-extension.json | BC Practitioner Qualification Extension | active | 2025-02 | hl7 | Context: Practitioner.qualification | Type:complex | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pct | R4 | StructureDefinition-remaining-benefit.json | Benefit Remaining | trial-use | 2 | fm | 2026-03 | hl7 | Context: ExplanationOfBenefit.benefitBalance.financial | Type:Money,unsignedInt | Mod:0 | 2 |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-energy-or-isotope.json | Energy or Isotope | trial-use | cgp | 2026-05 | hl7 | Context: Device,Procedure,ServiceRequest,ActivityDefinition | Type:Quantity,CodeableConcept | Mod:0 | 10 | |
| hl7.fhir.us.davinci-pdex | R4 | StructureDefinition-opt-out-reason.json | Opt-Out Reason | trial-use | 2 | fm | 2026-06 | hl7 | Context: Group.characteristic | Type:CodeableConcept | Mod:0 | 1 |
| hl7.fhir.us.codex-radiation-therapy | R4 | StructureDefinition-codexrt-radiotherapy-reason-for-revision-or-adaptation.json | Reason for Revision or Adaptation | trial-use | cgp | 2026-05 | hl7 | Context: Procedure,ServiceRequest,ActivityDefinition | Type:CodeableConcept | Mod:0 | 6 | |
| fhir.org.nz.ig.base | R4 | StructureDefinition-nzeps-supply-period-reason.json | NZePS Supply Period Reason | active | 1 | 2020-07 | hl7 | Context: MedicationRequest | Type:string | Mod:0 | 1 | |
| fhir.kenyaClaimsIG | R4 | StructureDefinition-eclaims-reason-for-service.json | Reason For Service | draft | 2026-06 | hl7 | Context: Claim | Type:string | Mod:0 | 1 | ||
| fhir.org.nz.ig.base | R4 | StructureDefinition-practitionerRole-status-reason.json | PractitionerRoleStatusReason | active | 2026-05 | hl7 | Context: PractitionerRole | Type:CodeableConcept | Mod:0 | 1 | ||
| fhir.deep6.ai | R4 | StructureDefinition-deep-6-ai-documentreference-contentreference-1.0.2.json | Deep 6 AI DocumentReference Content Reference Extension | active | 2024-02 | hl7 | Context: Attachment,DocumentReference | Type:Reference | Mod:0 | 1 | ||
| hl7.fhir.us.meds | R4 | StructureDefinition-refill-number-extension.json | Refill_Number_Extensionn | active | 2020-08 | hl7 | Context: MedicationDispense | Type:positiveInt | Mod:0 | |||
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-Extension-relatedperson-birthplace-vr.json | RelatedPerson Birth Place Vital Records | active | pher | 2026-06 | hl7 | Context: RelatedPerson | Type:Address | Mod:0 | 1 | |
| hl7.fhir.us.medmorph | R4 | StructureDefinition-us-ph-relateddata-extension.json | US Public Health Related Data Extension | draft | 2022-03 | hl7 | Context: PlanDefinition.action.input,PlanDefinition.action.action.output,PlanDefinition.action.action.input,PlanDefinition.action.output | Type:string | Mod:0 | 1 | ||
| hl7.fhir.us.ecr.r4b | R4B | StructureDefinition-us-ph-relateddata-extension.json | US Public Health Related Data Extension | active | pher | 2022-03 | hl7 | Context: PlanDefinition.action.input,PlanDefinition.action.action.output,PlanDefinition.action.action.input,PlanDefinition.action.output | Type:string | Mod:0 | 1 | |
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-location-relationship-type-extension.json | BC Practitioner to Location Type Extension. | active | 2025-02 | hl7 | Context: PractitionerRole | Type:CodeableConcept | Mod:0 | 1 | ||
| fhir.ca-bc.provider | R4 | StructureDefinition-bc-relationship-type-extension.json | BC Practitioner to Organization or Practitioner to Practitioner Type Extension. | active | 2025-02 | hl7 | Context: PractitionerRole | Type:CodeableConcept | Mod:0 | 1 | ||
| fhir.kenyaEmergencyIG | R4 | StructureDefinition-em-unit-response-status.json | Emergency Responder Unit Response Status | draft | 2026-07 | hl7 | Context: Location | Type:CodeableConcept | Mod:0 | 1 | ||
| hl7.fhir.us.davinci-pas | R4 | StructureDefinition-extension-claimResponseReviewer.json | Claim Response Reviewer | trial-use | 4 | fm | 2026-06 | hl7 | Context: ClaimResponse | Type:complex | Mod:0 | 2 |
| hl7.fhir.us.vr-common-library | R4 | StructureDefinition-AuxiliaryStateIdentifier2.json | Auxiliary State Identifier2 Vital Records | active | pher | 2026-06 | hl7 | Context: Meta,Identifier | Type:string | Mod:0 | 9 | |
| hl7.fhir.us.breastcancer | R3 | StructureDefinition-cimi-entity-SequenceNumber-extension.json | BC SequenceNumber Extension | draft | 2018-08 | hl7 | Context: Element | Type:complex | Mod:0 | 1 |
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