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 4211751 Specimen 1875903 Composition 938695 Patient 845735 Bundle 402910 Encounter 186830 Claim 134763 Condition 108741 AuditEvent 95336 QuestionnaireResponse 90189 ExplanationOfBenefit 89371 MedicationStatement 88111 Procedure 79963 Location 73821 Binary 68924 DiagnosticReport 62695 Practitioner 58633 Organization 57716 Immunization 56351 Slot 47635 MedicationKnowledge 42988 Schedule 40562 DocumentReference 37968 MedicationRequest 36163 Appointment 34495 TestScript 32678 MessageHeader 28553 Coverage 28005 PractitionerRole 27470 Media 23209 ClaimResponse 18316 Device 16149 List 15894 AllergyIntolerance 15807 CarePlan 11353 Medication 10075 MedicationAdministration 9659 ServiceRequest 9644 Questionnaire 7903 CareTeam 7645 ImagingStudy 7499 Goal 6907 StructureDefinition 5433 Provenance 5386 ValueSet 4914 CodeSystem 3830 HealthcareService 3722 SupplyDelivery 2696 OrganizationAffiliation 2612 Task 2598 Endpoint 2548 DeviceRequest 2434 MedicationDispense 2157 RelatedPerson 1874 ImmunizationRecommendation 1767 Communication 1571 Flag 1564 Basic 1528 Consent 1511 SpecimenDefinition 1344 SubstanceProtein 1339 OperationOutcome 1163 Person 1151 RiskAssessment 1108 ChargeItemDefinition 1100 Invoice 902 CommunicationRequest 817 PlanDefinition 755 ActivityDefinition 734 Group 711 Account 665 CoverageEligibilityRequest 642 FamilyMemberHistory 610 MolecularSequence 581 Subscription 570 SearchParameter 517 ConceptMap 509 ChargeItem 477 EpisodeOfCare 470 Measure 457 Parameters 441 ClinicalImpression 426 MeasureReport 398 AppointmentResponse 383 InsurancePlan 375 Substance 345 AdverseEvent 316 DocumentManifest 290 DeviceMetric 282 BodyStructure 265 DetectedIssue 240 SupplyRequest 238 ResearchSubject 235 Library 210 CapabilityStatement 188 NamingSystem 182 Contract 150 RequestGroup 149 ResearchStudy 144 OperationDefinition 143 DeviceUseStatement 120 NutritionOrder 106 StructureMap 100 ObservationDefinition 82 PaymentNotice 82 ImplementationGuide 71 Evidence 63 PaymentReconciliation 61 MessageDefinition 57 ResearchDefinition 56 DeviceDefinition 55 ImmunizationEvaluation 53 MedicinalProduct 53 EvidenceVariable 52 RiskEvidenceSynthesis 51 EnrollmentRequest 49 EventDefinition 48 Linkage 48 CoverageEligibilityResponse 44 GraphDefinition 44 ResearchElementDefinition 44 ExampleScenario 40 CompartmentDefinition 38 TerminologyCapabilities 38 VisionPrescription 38 EffectEvidenceSynthesis 36 GuidanceResponse 31 BiologicallyDerivedProduct 30 SubstanceSpecification 28 VerificationResult 26 TestReport 24 MedicinalProductIngredient 23 MedicinalProductInteraction 23 SubstanceReferenceInformation 21 EnrollmentResponse 20 MedicinalProductAuthorization 20 MedicinalProductPharmaceutical 20 CatalogEntry 19 MedicinalProductPackaged 19 MedicinalProductIndication 18 MedicinalProductManufactured 18 SubstanceNucleicAcid 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductContraindication 8 MedicinalProductUndesirableEffect 8