Practice Activation
Step-by-step guide to getting a practice to enable your FHIR app in their eCW instance.
Common Blocker
This is likely why "FHIR app authentication is not enabled" appears. Each practice must independently activate your app in their eCW instance before any API calls will work.
Three-Party Flow
Activation Steps
Sandbox Testing Limitation
For sandbox testing: Standalone apps must be tested via Postman. Only EMR launch apps have built-in sandbox testing in the Developer Portal.