API Reference
Provider Directory API
Base URL: https://cms-api.wasatch.org/directory/fhir/r4
Authorization
None. The Provider Directory API is public, read-only plan network data — every endpoint is unauthenticated. See Getting Started for a first request.
Directory Resources
All endpoints follow the pattern GET https://cms-api.wasatch.org/directory/fhir/r4/{Resource}
for search, and GET https://cms-api.wasatch.org/directory/fhir/r4/{Resource}/{id} for a direct
lookup. Every search endpoint supports _count/_offset pagination in
addition to the parameters listed below.
| Resource | Returns | Search Parameters |
|---|---|---|
GET /Organization |
Payer, network, and provider organization identities. | identifier, name, address-postalcode, type |
GET /Practitioner |
Individual clinician identity, NPI, and credentials. | identifier, name |
GET /PractitionerRole |
A practitioner's role, network participation, and effective period. | specialty, network, accepting-patients, practitioner, organization, location |
GET /Location |
Practice and facility addresses and contact information. | address-postalcode, address-state, organization |
GET /Network |
A named provider network (a Plan-Net profile of Organization, not a distinct resource type). | name, active |
GET /InsurancePlan |
Health plan product details — type, status, and associated network. | name, type, status, network |
GET /Endpoint |
Technical connection details for an organization's systems. | organization, status, connection-type |
GET /HealthcareService |
A specific service offered at a location or organization. | organization, location, service-category |
GET /OrganizationAffiliation |
A relationship between two organizations, such as network membership. | primary-organization, participating-organization, network, role |
Error responses are returned as FHIR
OperationOutcome resources
with HTTP status codes 400 or 404 as appropriate. All successful responses use
Content-Type: application/fhir+json.