CDS provides a way to embed additional, near real-time functionality within a clinician’s workflow of an EHR. A specified event(s) within the clinician’s workflow triggers a CDS hook, which gathers the appropriate specified data elements through secure Fast Healthcare Interoperability Resources® (FHIR®) services. By utilizing FHIR services, CDS Hooks provides interoperability between multiple stakeholders operating on different platforms.
How to Prepare Your Prior Authorization Workflows for CMS-0057-F and Beyond
Our practical checklist and workflow mapping guide helps patient access leaders assess and organize their prior authorization processes before CMS-0057-F’s FHIR-based API requirements take effect in 2027.






