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 4145528 Specimen 1875476 Composition 938274 Patient 695673 Bundle 401698 Encounter 181008 Claim 134158 Condition 102711 AuditEvent 95298 ExplanationOfBenefit 88985 QuestionnaireResponse 86429 MedicationStatement 83385 Procedure 76958 Location 71020 DiagnosticReport 61070 Immunization 55757 Organization 55148 Practitioner 53457 Slot 46821 MedicationKnowledge 42979 Schedule 40151 DocumentReference 36771 MedicationRequest 34237 Appointment 33125 TestScript 32667 MessageHeader 28508 Coverage 27806 Media 22654 ClaimResponse 18303 Binary 16951 PractitionerRole 15886 Device 15572 List 15273 AllergyIntolerance 14333 CarePlan 10233 Medication 9610 MedicationAdministration 9311 ServiceRequest 7968 CareTeam 7487 Goal 6766 Questionnaire 6690 ImagingStudy 6392 Provenance 5331 StructureDefinition 4996 ValueSet 4349 CodeSystem 3751 HealthcareService 3623 SupplyDelivery 2660 OrganizationAffiliation 2604 Endpoint 2497 Task 2478 DeviceRequest 2428 MedicationDispense 2023 ImmunizationRecommendation 1731 Flag 1541 RelatedPerson 1531 Basic 1483 Communication 1371 SpecimenDefinition 1337 SubstanceProtein 1332 Consent 1251 ChargeItemDefinition 1089 RiskAssessment 1040 OperationOutcome 998 Person 985 Invoice 758 CommunicationRequest 744 PlanDefinition 736 ActivityDefinition 716 Account 635 Group 579 MolecularSequence 549 CoverageEligibilityRequest 506 ConceptMap 489 FamilyMemberHistory 481 SearchParameter 473 Measure 440 Parameters 412 MeasureReport 386 Subscription 375 AppointmentResponse 362 EpisodeOfCare 342 Substance 334 ChargeItem 316 ClinicalImpression 298 DocumentManifest 281 AdverseEvent 266 BodyStructure 250 SupplyRequest 231 ResearchSubject 227 InsurancePlan 217 DetectedIssue 205 DeviceMetric 193 Library 176 CapabilityStatement 175 NamingSystem 175 OperationDefinition 141 RequestGroup 141 ResearchStudy 130 StructureMap 94 Contract 80 DeviceUseStatement 80 NutritionOrder 73 ObservationDefinition 69 ImplementationGuide 63 PaymentNotice 61 Evidence 56 PaymentReconciliation 53 DeviceDefinition 49 ResearchDefinition 49 ImmunizationEvaluation 47 MessageDefinition 47 MedicinalProduct 46 EvidenceVariable 45 RiskEvidenceSynthesis 44 EventDefinition 41 Linkage 40 CoverageEligibilityResponse 39 EnrollmentRequest 38 GraphDefinition 37 ResearchElementDefinition 37 ExampleScenario 33 CompartmentDefinition 32 TerminologyCapabilities 31 EffectEvidenceSynthesis 29 VisionPrescription 28 BiologicallyDerivedProduct 24 GuidanceResponse 24 SubstanceSpecification 21 VerificationResult 19 MedicinalProductIngredient 16 MedicinalProductInteraction 15 EnrollmentResponse 14 SubstanceReferenceInformation 14 TestReport 14 CatalogEntry 13 MedicinalProductAuthorization 13 MedicinalProductPharmaceutical 13 MedicinalProductPackaged 12 SubstanceNucleicAcid 12 MedicinalProductIndication 11 MedicinalProductManufactured 11 SubstanceSourceMaterial 10 SubstancePolymer 5 MedicinalProductContraindication MedicinalProductUndesirableEffect