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Interop Gateway Developer Portal

Build on Interop Gateway.
CMS-0057F-compliant FHIR APIs for member apps, provider tools, and B2B exchange.

Register an app, get sandbox credentials, and ship against synthetic data in minutes. Production credentials issued after a security review by your payer admin.

CMS-0057F. Patient Access, Provider Access, Payer-to-Payer, and Prior Authorization APIs aligned to 42 CFR 422.119 and Da Vinci IGs. USCDI v3 baseline on every payload.

API Modules

FHIR API surfaces enabled for this portal. Auth and metering are shared across all.

Patient Access API

Live

USCDI v3 clinical and claims data for member-facing apps. US Core 6.1 + CARIN BB 2.2.

Read the docs →

Payer-to-Payer Exchange

Live

Longitudinal member history transfer between payers per 42 CFR 422.119(f). PDex STU 2.1.

Read the docs →

Prior Authorization

Live

Real-time PA requests and responses aligned to Da Vinci CRD / DTR / PAS profiles.

Read the docs →

Provider Access API

Live

Treating-provider access to member clinical and claims data. Attribution-list based.

Read the docs →

Provider Directory

Live

Plan-Net R1 provider, organization, and location search. NPE validated.

Read the docs →

Why Interop Gateway

CMS-0057F compliant out of the box

Patient Access, Provider Access, P2P, and Prior Auth surfaces ship with the conformance, profiles, and consent semantics required by the rule.

Plan-Net, PDex, and Da Vinci IGs

Validated against US Core 6.1.0, CARIN BB 2.2.0, PDex STU 2.1.0, Plan-Net, and the Da Vinci CRD / DTR / PAS profiles.

Sandbox with synthetic data, no PHI

Build against full USCDI v3 synthetic patients. Rate limit 100 req/min, no production review needed to get started.