Prior Authorization APIs: Build vs. Buy for Health Plans
Build vs. buy for the CMS-0057-F prior authorization API. What each path costs in people and time, what products don’t cover, and which we recommend.
Prior Auth Articles
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HTI-4 Final Rule: Certifying CRD, DTR and PAS in Your EHR
A developer guide to the HTI-4 final rule, covering the (g)(31) to (g)(33) criteria, SVAP versions, Real World Testing and a certification checklist.
How to Implement FHIR Prior Authorization: CRD, DTR, and PAS
A technical reference for the FHIR prior authorization APIs. What CRD, DTR, and PAS each exchange, how one hands off to the next, and the authentication, versioning, performance, and testing rules underneath them.
What Is Prior Authorization? What Is Changing in 2027?
What prior authorization is, why the process has been so slow, and what CMS-0057-F and HTI-4 require health plans to fix by January 2027.