Cohere Health Prior Authorization Support (PAS) API
HL7 Da Vinci Prior Authorization Support (PAS) FHIR API that submits an authorization request and returns the outcome, wrapping X12 278 utilization-management exchange in a FHIR interface for CMS-0057-F compliance. Documented as meeting Da Vinci Implementation Guide standards and supporting SMART on FHIR; provisioned per health plan (partner gated), with no self-serve public developer portal or published base URL.