openapi: 3.0.3
info:
  title: Thomas Jefferson University Hospital FHIR R4 API
  description: >-
    OpenAPI surface for the Thomas Jefferson University Hospital FHIR R4
    endpoint, Jefferson Health's CMS Interoperability and Patient Access
    (CMS-9115-F) compliant HL7 FHIR Release 4.0.1 API powered by Epic's
    August 2025 release. Exposes USCDI-aligned clinical resources to
    third-party patient-access applications under SMART on FHIR / OAuth 2.0.
    Only a subset of the 80+ supported FHIR resource types is documented
    here — refer to the live CapabilityStatement for the full surface.
  version: '4.0.1'
  contact:
    name: Epic on FHIR
    url: https://fhir.epic.com/
  license:
    name: HL7 FHIR License
    url: https://www.hl7.org/fhir/license.html
servers:
- url: https://fhir.jefferson.edu/FHIRProxy/api/FHIR/R4
  description: Thomas Jefferson University Hospital FHIR R4 production endpoint
externalDocs:
  description: HL7 FHIR R4 Specification
  url: https://hl7.org/fhir/R4/
security:
- smartOnFhir:
  - patient/Patient.read
  - patient/Observation.read
  - patient/Condition.read
  - patient/Encounter.read
  - patient/MedicationRequest.read
  - patient/AllergyIntolerance.read
  - patient/DocumentReference.read
  - launch
  - openid
  - fhirUser
  - offline_access
tags:
- name: Metadata
  description: FHIR conformance and SMART configuration discovery.
- name: Patient
  description: Demographics and other administrative information about an individual receiving care.
- name: Observation
  description: Measurements and simple assertions made about a patient.
- name: Condition
  description: Detailed information about conditions, problems, or diagnoses.
- name: Encounter
  description: An interaction between a patient and healthcare provider(s).
- name: Medication Request
  description: An order or request for both supply of the medication and the instructions for administration.
- name: Allergy Intolerance
  description: Risk of harmful or undesirable physiological response to a substance.
- name: Document Reference
  description: A reference to a document, often a CCDA or clinical note.
- name: Bulk Data
  description: HL7 FHIR Bulk Data Access Group-level export.
paths:
  /metadata:
    get:
      tags:
      - Metadata
      summary: Get FHIR Capability Statement
      description: Returns the FHIR CapabilityStatement describing this server's supported resources, search parameters, and security.
      operationId: getMetadata
      responses:
        '200':
          description: FHIR CapabilityStatement resource
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/CapabilityStatement'
  /.well-known/smart-configuration:
    get:
      tags:
      - Metadata
      summary: Get Smart Configuration
      description: Returns the SMART App Launch configuration document describing OAuth 2.0 endpoints, scopes, and capabilities.
      operationId: getSmartConfiguration
      responses:
        '200':
          description: SMART configuration JSON document
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SmartConfiguration'
  /Patient/{id}:
    get:
      tags:
      - Patient
      summary: Read Patient By Id
      description: Read a single Patient resource by FHIR logical id.
      operationId: readPatient
      parameters:
      - $ref: '#/components/parameters/ResourceId'
      responses:
        '200':
          description: Patient resource
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Patient'
        '404':
          $ref: '#/components/responses/NotFound'
  /Patient:
    get:
      tags:
      - Patient
      summary: Search Patient
      description: Search Patient resources by identifier, name, birthdate, or other US Core search parameters.
      operationId: searchPatient
      parameters:
      - name: identifier
        in: query
        description: A patient identifier (e.g. MRN, system|value).
        schema:
          type: string
      - name: name
        in: query
        description: A portion of either family or given name of the patient.
        schema:
          type: string
      - name: family
        in: query
        description: Family (last) name.
        schema:
          type: string
      - name: given
        in: query
        description: Given (first) name.
        schema:
          type: string
      - name: birthdate
        in: query
        description: The patient's date of birth.
        schema:
          type: string
          format: date
      - name: gender
        in: query
        description: Administrative gender.
        schema:
          type: string
          enum: [male, female, other, unknown]
      - $ref: '#/components/parameters/Count'
      responses:
        '200':
          description: Bundle of Patient resources
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Bundle'
  /Observation:
    get:
      tags:
      - Observation
      summary: Search Observation
      description: Search Observation resources for a patient, supporting US Core Lab, Vital Signs, Smoking Status, and other categories.
      operationId: searchObservation
      parameters:
      - $ref: '#/components/parameters/PatientReference'
      - name: category
        in: query
        description: 'US Core observation category (laboratory, vital-signs, social-history, smoking-status, survey).'
        schema:
          type: string
      - name: code
        in: query
        description: LOINC or SNOMED CT code identifying the observation.
        schema:
          type: string
      - name: date
        in: query
        description: Observation date (effective).
        schema:
          type: string
      - $ref: '#/components/parameters/Count'
      responses:
        '200':
          description: Bundle of Observation resources
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Bundle'
  /Condition:
    get:
      tags:
      - Condition
      summary: Search Condition
      description: Search Condition resources for a patient (problems, encounter diagnoses, health concerns).
      operationId: searchCondition
      parameters:
      - $ref: '#/components/parameters/PatientReference'
      - name: category
        in: query
        description: 'US Core Condition category (problem-list-item, encounter-diagnosis, health-concern).'
        schema:
          type: string
      - name: clinical-status
        in: query
        description: 'Clinical status (active, recurrence, relapse, inactive, remission, resolved).'
        schema:
          type: string
      - $ref: '#/components/parameters/Count'
      responses:
        '200':
          description: Bundle of Condition resources
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Bundle'
  /Encounter:
    get:
      tags:
      - Encounter
      summary: Search Encounter
      description: Search Encounter resources for a patient.
      operationId: searchEncounter
      parameters:
      - $ref: '#/components/parameters/PatientReference'
      - name: date
        in: query
        description: Encounter period start date.
        schema:
          type: string
      - name: class
        in: query
        description: 'Encounter class (ambulatory, emergency, inpatient, etc.).'
        schema:
          type: string
      - $ref: '#/components/parameters/Count'
      responses:
        '200':
          description: Bundle of Encounter resources
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Bundle'
  /MedicationRequest:
    get:
      tags:
      - Medication Request
      summary: Search Medication Request
      description: Search MedicationRequest resources for a patient (prescriptions, medication orders).
      operationId: searchMedicationRequest
      parameters:
      - $ref: '#/components/parameters/PatientReference'
      - name: status
        in: query
        description: 'Medication request status (active, on-hold, completed, stopped, etc.).'
        schema:
          type: string
      - name: intent
        in: query
        description: 'Intent (proposal, plan, order, original-order, instance-order).'
        schema:
          type: string
      - $ref: '#/components/parameters/Count'
      responses:
        '200':
          description: Bundle of MedicationRequest resources
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Bundle'
  /AllergyIntolerance:
    get:
      tags:
      - Allergy Intolerance
      summary: Search Allergy Intolerance
      description: Search AllergyIntolerance resources for a patient.
      operationId: searchAllergyIntolerance
      parameters:
      - $ref: '#/components/parameters/PatientReference'
      - name: clinical-status
        in: query
        description: 'Allergy clinical status (active, inactive, resolved).'
        schema:
          type: string
      - $ref: '#/components/parameters/Count'
      responses:
        '200':
          description: Bundle of AllergyIntolerance resources
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Bundle'
  /DocumentReference:
    get:
      tags:
      - Document Reference
      summary: Search Document Reference
      description: Search DocumentReference resources for a patient (clinical notes, CCDA documents, discharge summaries).
      operationId: searchDocumentReference
      parameters:
      - $ref: '#/components/parameters/PatientReference'
      - name: type
        in: query
        description: LOINC code identifying the document type.
        schema:
          type: string
      - name: category
        in: query
        description: 'US Core DocumentReference category (clinical-note).'
        schema:
          type: string
      - name: date
        in: query
        description: Document date.
        schema:
          type: string
      - $ref: '#/components/parameters/Count'
      responses:
        '200':
          description: Bundle of DocumentReference resources
          content:
            application/fhir+json:
              schema:
                $ref: '#/components/schemas/Bundle'
  /Group/{id}/$export:
    get:
      tags:
      - Bulk Data
      summary: Group Level Bulk Export
      description: Kick off an HL7 FHIR Bulk Data Access Group-level asynchronous export of patient resources for a defined Group.
      operationId: bulkExportGroup
      parameters:
      - $ref: '#/components/parameters/ResourceId'
      - name: _type
        in: query
        description: Comma-separated list of FHIR resource types to include in the export.
        schema:
          type: string
      - name: _since
        in: query
        description: Only include resources modified after this instant.
        schema:
          type: string
          format: date-time
      - name: Accept
        in: header
        required: true
        schema:
          type: string
          enum:
          - application/fhir+json
      - name: Prefer
        in: header
        required: true
        schema:
          type: string
          enum:
          - respond-async
      responses:
        '202':
          description: Accepted — polling URL returned in Content-Location header.
          headers:
            Content-Location:
              description: Polling URL for the export status.
              schema:
                type: string
                format: uri
components:
  securitySchemes:
    smartOnFhir:
      type: oauth2
      description: SMART on FHIR / OAuth 2.0 with PKCE for patient-facing and provider-facing app launches.
      flows:
        authorizationCode:
          authorizationUrl: https://fhir.jefferson.edu/FHIRProxy/oauth2/authorize
          tokenUrl: https://fhir.jefferson.edu/FHIRProxy/oauth2/token
          scopes:
            launch: EHR launch context for provider-launched apps
            openid: OpenID Connect authentication
            fhirUser: Identity of the user launching the app
            offline_access: Refresh token for long-lived access
            patient/Patient.read: Read the launching patient's demographics
            patient/Observation.read: Read the launching patient's observations
            patient/Condition.read: Read the launching patient's conditions
            patient/Encounter.read: Read the launching patient's encounters
            patient/MedicationRequest.read: Read the launching patient's medication requests
            patient/AllergyIntolerance.read: Read the launching patient's allergies
            patient/DocumentReference.read: Read the launching patient's documents
            user/Patient.read: Read Patient as the launching user
            system/Patient.read: System-level Patient read (Bulk Data)
  parameters:
    ResourceId:
      name: id
      in: path
      required: true
      description: FHIR logical id of the resource.
      schema:
        type: string
    PatientReference:
      name: patient
      in: query
      required: true
      description: Reference to the Patient (id or Patient/{id}).
      schema:
        type: string
    Count:
      name: _count
      in: query
      description: Number of resources to return per page.
      schema:
        type: integer
        minimum: 1
        maximum: 1000
  responses:
    NotFound:
      description: Resource not found.
      content:
        application/fhir+json:
          schema:
            $ref: '#/components/schemas/OperationOutcome'
  schemas:
    CapabilityStatement:
      type: object
      description: HL7 FHIR CapabilityStatement resource.
      properties:
        resourceType:
          type: string
          enum: [CapabilityStatement]
        fhirVersion:
          type: string
          example: '4.0.1'
        status:
          type: string
        software:
          type: object
        rest:
          type: array
          items:
            type: object
    SmartConfiguration:
      type: object
      properties:
        authorization_endpoint:
          type: string
          format: uri
        token_endpoint:
          type: string
          format: uri
        scopes_supported:
          type: array
          items:
            type: string
        capabilities:
          type: array
          items:
            type: string
    Bundle:
      type: object
      description: HL7 FHIR Bundle resource (searchset).
      properties:
        resourceType:
          type: string
          enum: [Bundle]
        type:
          type: string
          enum: [searchset]
        total:
          type: integer
        entry:
          type: array
          items:
            type: object
    Patient:
      type: object
      description: HL7 FHIR Patient resource (US Core profile).
      properties:
        resourceType:
          type: string
          enum: [Patient]
        id:
          type: string
        identifier:
          type: array
          items:
            type: object
        name:
          type: array
          items:
            type: object
        gender:
          type: string
        birthDate:
          type: string
          format: date
    OperationOutcome:
      type: object
      properties:
        resourceType:
          type: string
          enum: [OperationOutcome]
        issue:
          type: array
          items:
            type: object