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 178551 Communication 77105 Patient 47284 Encounter 39966 MedicationRequest 33701 Binary 29167 Condition 28901 Appointment 28583 ServiceRequest 18964 Procedure 16755 Slot 12255 DiagnosticReport 6957 AuditEvent 6851 Practitioner 5787 DocumentReference 5716 Specimen 5069 Organization 3714 MedicationStatement 3599 RequestGroup 3467 DetectedIssue 2952 AllergyIntolerance 2829 PractitionerRole 2562 Location 2140 Coverage 1740 Immunization 1626 Claim 1352 Parameters 1253 Device 1001 MedicationAdministration 821 Media 799 ExplanationOfBenefit 752 ImagingStudy 648 RiskAssessment 621 CarePlan 598 ClinicalImpression 556 MedicationDispense 549 Consent 483 QuestionnaireResponse 451 Provenance 434 Task 433 Bundle 395 Schedule 391 CareTeam 349 SupplyDelivery 335 Medication 328 MeasureReport 257 Questionnaire 220 HealthcareService 209 ValueSet 175 Goal 174 Basic 161 Flag 158 Composition 155 RelatedPerson 140 List 139 ClaimResponse 130 CodeSystem 124 FamilyMemberHistory 122 ObservationDefinition 92 Account 86 Invoice 73 StructureDefinition 70 ImmunizationRecommendation 65 ConceptMap 62 EpisodeOfCare 60 AppointmentResponse 39 CoverageEligibilityResponse 38 ActivityDefinition 28 CoverageEligibilityRequest 28 SearchParameter 25 PlanDefinition 22 Group 21 AdverseEvent 19 ChargeItem 19 Person 19 NutritionOrder 16 BodyStructure 13 PaymentNotice 12 ResearchSubject 12 VisionPrescription 11 CommunicationRequest 10 DeviceRequest 9 ResearchStudy 9 NamingSystem 8 CapabilityStatement 7 MessageHeader 7 PaymentReconciliation 7 Library 6 Measure 5 MedicationKnowledge 5 OperationDefinition 5 OperationOutcome 5 Subscription 5 SupplyRequest 4 DeviceDefinition 3 Endpoint 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 Contract 1 DeviceUseStatement 1 ImplementationGuide 1 MedicinalProductAuthorization 1 BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceMetric DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition Evidence EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicinalProduct MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductManufactured MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification TerminologyCapabilities TestReport TestScript VerificationResult