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 4144464 Specimen 1875474 Composition 938250 Patient 694574 Bundle 401507 Encounter 180745 Claim 134152 Condition 102451 AuditEvent 95298 ExplanationOfBenefit 88985 QuestionnaireResponse 86305 MedicationStatement 82986 Procedure 76939 Location 70898 DiagnosticReport 60961 Immunization 55757 Organization 55045 Practitioner 53326 Slot 46821 MedicationKnowledge 42979 Schedule 40151 DocumentReference 36746 MedicationRequest 33996 Appointment 33070 TestScript 32667 MessageHeader 28421 Coverage 27804 Media 22465 ClaimResponse 18302 Binary 16109 PractitionerRole 15880 Device 15561 List 15210 AllergyIntolerance 14263 CarePlan 10138 Medication 9602 MedicationAdministration 8944 ServiceRequest 7932 CareTeam 7487 Goal 6765 Questionnaire 6515 ImagingStudy 6385 Provenance 5330 StructureDefinition 4993 ValueSet 4313 CodeSystem 3707 HealthcareService 3618 SupplyDelivery 2660 OrganizationAffiliation 2604 Endpoint 2497 Task 2477 DeviceRequest 2428 MedicationDispense 2023 ImmunizationRecommendation 1731 Flag 1541 RelatedPerson 1531 Basic 1481 Communication 1371 SpecimenDefinition 1337 SubstanceProtein 1332 Consent 1251 ChargeItemDefinition 1089 RiskAssessment 1040 Person 979 OperationOutcome 958 Invoice 758 CommunicationRequest 744 PlanDefinition 736 ActivityDefinition 716 Account 635 Group 572 MolecularSequence 549 CoverageEligibilityRequest 506 FamilyMemberHistory 478 SearchParameter 472 ConceptMap 465 Measure 440 Parameters 411 MeasureReport 386 Subscription 370 AppointmentResponse 362 EpisodeOfCare 342 Substance 334 ChargeItem 316 ClinicalImpression 298 DocumentManifest 281 AdverseEvent 266 BodyStructure 250 SupplyRequest 231 ResearchSubject 221 InsurancePlan 217 DetectedIssue 205 DeviceMetric 193 Library 176 CapabilityStatement 175 NamingSystem 175 OperationDefinition 141 RequestGroup 141 ResearchStudy 115 StructureMap 94 DeviceUseStatement 80 Contract 79 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