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 4193562 Specimen 1875865 Composition 938469 Patient 805174 Bundle 402425 Encounter 184462 Claim 134594 Condition 107382 AuditEvent 95326 ExplanationOfBenefit 89237 QuestionnaireResponse 88759 MedicationStatement 86701 Procedure 79384 Location 73542 DiagnosticReport 62113 Binary 60322 Practitioner 57294 Organization 56794 Immunization 56134 Slot 47506 MedicationKnowledge 42982 Schedule 40400 DocumentReference 37401 MedicationRequest 35752 Appointment 34203 TestScript 32667 MessageHeader 28545 Coverage 27920 Media 23064 ClaimResponse 18306 PractitionerRole 17567 Device 15956 List 15691 AllergyIntolerance 15353 CarePlan 11220 Medication 9907 MedicationAdministration 9643 ServiceRequest 9478 Questionnaire 7823 CareTeam 7598 ImagingStudy 7194 Goal 6876 Provenance 5363 StructureDefinition 5349 ValueSet 4893 CodeSystem 3810 HealthcareService 3681 SupplyDelivery 2683 OrganizationAffiliation 2606 Task 2549 Endpoint 2517 DeviceRequest 2428 MedicationDispense 2148 RelatedPerson 1810 ImmunizationRecommendation 1759 Flag 1554 Communication 1527 Basic 1503 Consent 1478 SpecimenDefinition 1337 SubstanceProtein 1332 Person 1137 OperationOutcome 1134 ChargeItemDefinition 1092 RiskAssessment 1087 Invoice 851 CommunicationRequest 802 PlanDefinition 740 ActivityDefinition 726 Group 681 Account 652 FamilyMemberHistory 594 MolecularSequence 559 Subscription 544 CoverageEligibilityRequest 523 SearchParameter 503 ConceptMap 498 EpisodeOfCare 455 ChargeItem 451 Measure 444 Parameters 426 ClinicalImpression 395 MeasureReport 389 AppointmentResponse 374 Substance 334 AdverseEvent 310 DocumentManifest 283 DeviceMetric 257 BodyStructure 256 InsurancePlan 251 SupplyRequest 232 DetectedIssue 231 ResearchSubject 227 Library 198 CapabilityStatement 181 NamingSystem 175 OperationDefinition 142 RequestGroup 141 ResearchStudy 137 Contract 136 DeviceUseStatement 113 StructureMap 94 NutritionOrder 88 PaymentNotice 76 ObservationDefinition 75 ImplementationGuide 64 Evidence 56 PaymentReconciliation 55 MessageDefinition 51 DeviceDefinition 49 ResearchDefinition 49 ImmunizationEvaluation 47 MedicinalProduct 46 EvidenceVariable 45 RiskEvidenceSynthesis 44 EnrollmentRequest 42 Linkage 42 EventDefinition 41 CoverageEligibilityResponse 39 GraphDefinition 37 ResearchElementDefinition 37 ExampleScenario 33 CompartmentDefinition 32 TerminologyCapabilities 31 VisionPrescription 30 EffectEvidenceSynthesis 29 BiologicallyDerivedProduct 24 GuidanceResponse 24 SubstanceSpecification 21 VerificationResult 19 TestReport 17 MedicinalProductIngredient 16 MedicinalProductInteraction 16 EnrollmentResponse 14 SubstanceReferenceInformation 14 CatalogEntry 13 MedicinalProductAuthorization 13 MedicinalProductPharmaceutical 13 MedicinalProductPackaged 12 SubstanceNucleicAcid 12 MedicinalProductIndication 11 MedicinalProductManufactured 11 SubstanceSourceMaterial 10 SubstancePolymer 5 MedicinalProductContraindication 1 MedicinalProductUndesirableEffect 1