Change Log

Release Notes

v1.6 (08/20/2025)

• Updates:
  • New POST x12 API Endpoint for Coverage Discovery : rcm/eligibility/v1/coverage-discovery/x12

v1.5 (06/25/2025)

• Updates
  • Coverage Discovery added new value added feature to access COB Data Lake for additional coverage.
  • Coverage Discovery response model updated to contain the optional realTime object for Real Time Enhanced Eligibility customers enrolled in integrated Coverage Discovery .
  • Get All Coverage Discovery Endpoint supports querying by task status:
    • success
    • failure
    • pending
  • Get All Transactions supports querying by patient information:
    • patientFirstName
    • patientLastName
    • patientAccountNumber
    • medicalRecordNumber
    • memberId

v1.4 (12/17/2024)

• Updates
  • Search Options Cascading, a new Coverage Discovery Path. See more here .
• Deprecations
  • Change Healthcare request and response headers (x-chng-) are no longer supported.

v1.3 (10/23/2024)

• Updates
  • [Non-Breaking] Optum rebranding of request and response headers in OpenAPI Specification, Customer Callback API example, and all documentation guides.
    • Change Healthcare request and response headers are still supported to maintain backwards compatibility.
  • Support of the x-optum-trace-id response header for traceability into customer transactions.

v1.2 (08/14/2024)

• Updates
  • New API basepath rcm/eligibility/v1
  • Added supporting documentation
    • FAQs, Getting Started, Troubleshooting and Support, etc.
  • Updated API Specifications
    • Coverage Discovery
• Deprecations
  • Payer Alias API
  • NPI Management API
  • rcmcomplete/eligibility/v1 (legacy basepath)

v1.1 (05/03/2023)

• Initial Release