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 123526 Patient 59568 Appointment 51428 Condition 38434 MedicationRequest 34085 Encounter 32585 ServiceRequest 26051 Binary 24592 Procedure 10954 Specimen 8649 Practitioner 8059 Slot 6852 Organization 5375 PractitionerRole 5175 MedicationStatement 4204 AllergyIntolerance 3724 DocumentReference 3373 Coverage 2990 Location 2977 DiagnosticReport 2918 Parameters 2295 AuditEvent 1650 Claim 1572 Media 1242 Device 1074 MedicationDispense 1041 MedicationAdministration 832 Immunization 802 ExplanationOfBenefit 763 CarePlan 529 Task 486 DetectedIssue 475 Consent 467 SupplyDelivery 361 QuestionnaireResponse 344 Provenance 316 MeasureReport 279 Communication 261 CareTeam 255 Flag 240 RiskAssessment 239 Bundle 228 ImagingStudy 218 Questionnaire 214 Medication 200 Schedule 196 ClaimResponse 158 ClinicalImpression 157 Composition 155 Goal 152 CodeSystem 150 ValueSet 148 List 145 RelatedPerson 144 Invoice 116 StructureDefinition 83 HealthcareService 73 AppointmentResponse 65 ConceptMap 62 Basic 61 CoverageEligibilityResponse 45 FamilyMemberHistory 42 EpisodeOfCare 39 ActivityDefinition 30 MessageHeader 26 Group 24 ResearchSubject 20 PlanDefinition 18 SearchParameter 15 ImmunizationRecommendation 14 ObservationDefinition 14 OperationDefinition 14 Subscription 14 CommunicationRequest 10 ResearchStudy 10 Account 9 CoverageEligibilityRequest 9 Library 9 ChargeItem 8 Endpoint 8 BodyStructure 7 DeviceDefinition 7 PaymentNotice 7 CapabilityStatement 6 Measure 6 NutritionOrder 6 RequestGroup 6 OperationOutcome 5 Substance 5 DeviceRequest 4 VisionPrescription 4 MolecularSequence 3 OrganizationAffiliation 3 Contract 1 DeviceMetric 1 Evidence 1 ImplementationGuide 1 MedicationKnowledge 1 MedicinalProduct 1 MedicinalProductAuthorization 1 MedicinalProductManufactured 1 Person 1 StructureMap 1 AdverseEvent BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceUseStatement DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition NamingSystem PaymentReconciliation ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult