FHIR Server Base URL
https://hapi.fhir.org/baseR4
OpenAPI Docs
https://hapi.fhir.org/baseR4/api-docs
FHIR Version
4.0.1 (R4)

This server is Open Source Software, licensed under the terms of the Apache Software License 2.0.

All System Level Operations Observation 4302872 Patient 3253718 Specimen 1876114 Composition 940043 Bundle 405137 Location 220008 Binary 214142 Encounter 206240 Organization 160680 Claim 135838 Condition 124877 AuditEvent 95481 MedicationStatement 94662 QuestionnaireResponse 90619 ExplanationOfBenefit 89910 Procedure 81784 DiagnosticReport 64642 Practitioner 63694 Immunization 56942 Slot 48699 MedicationKnowledge 42990 MedicationRequest 42565 Schedule 40760 DocumentReference 39315 Coverage 39173 Appointment 36136 TestScript 32679 MessageHeader 28611 PractitionerRole 28329 Media 23416 ClaimResponse 18328 AllergyIntolerance 17435 List 16780 Device 16595 RelatedPerson 13114 CarePlan 11590 Medication 11121 ServiceRequest 11024 MedicationAdministration 9701 Questionnaire 8169 CareTeam 7705 ImagingStudy 7569 Goal 6989 StructureDefinition 5756 Provenance 5484 ValueSet 5272 CodeSystem 4065 HealthcareService 3865 Task 2849 SupplyDelivery 2696 OrganizationAffiliation 2613 Endpoint 2576 ImmunizationRecommendation 2570 DeviceRequest 2435 MedicationDispense 2169 Basic 1794 Consent 1785 Communication 1718 Flag 1565 SpecimenDefinition 1345 SubstanceProtein 1339 OperationOutcome 1203 Person 1198 RiskAssessment 1151 ChargeItemDefinition 1100 Invoice 1063 CoverageEligibilityRequest 978 CommunicationRequest 903 ActivityDefinition 814 PlanDefinition 809 Account 740 Group 721 Subscription 703 FamilyMemberHistory 643 MolecularSequence 583 SearchParameter 571 ConceptMap 549 ChargeItem 540 Parameters 486 EpisodeOfCare 480 Measure 466 ClinicalImpression 449 MeasureReport 413 InsurancePlan 394 AppointmentResponse 385 AdverseEvent 377 Substance 371 DocumentManifest 290 DeviceMetric 288 BodyStructure 286 NamingSystem 249 DetectedIssue 243 SupplyRequest 238 ResearchSubject 236 Library 223 CapabilityStatement 197 DeviceUseStatement 169 OperationDefinition 160 Contract 154 RequestGroup 149 ResearchStudy 149 NutritionOrder 134 StructureMap 107 ObservationDefinition 96 PaymentNotice 85 ImplementationGuide 72 Evidence 66 PaymentReconciliation 62 CoverageEligibilityResponse 57 MessageDefinition 57 MedicinalProduct 56 ResearchDefinition 56 DeviceDefinition 55 ImmunizationEvaluation 55 EvidenceVariable 53 CompartmentDefinition 52 RiskEvidenceSynthesis 51 EnrollmentRequest 50 EventDefinition 48 Linkage 48 GraphDefinition 47 ResearchElementDefinition 44 ExampleScenario 40 VisionPrescription 40 TerminologyCapabilities 38 EffectEvidenceSynthesis 36 TestReport 34 GuidanceResponse 31 BiologicallyDerivedProduct 30 SubstanceSpecification 28 VerificationResult 26 MedicinalProductIngredient 23 MedicinalProductInteraction 23 MedicinalProductPharmaceutical 23 SubstanceNucleicAcid 22 MedicinalProductAuthorization 21 SubstanceReferenceInformation 21 CatalogEntry 20 EnrollmentResponse 20 MedicinalProductContraindication 19 MedicinalProductPackaged 19 MedicinalProductIndication 18 MedicinalProductManufactured 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductUndesirableEffect 9