CMS-0057-F System Architecture.

Deployment models, core components, integration patterns, and security considerations for solution architects.

Looking for the compliance suite? CMS-0057-F Compliance Suite · Want to try the workflow? PAS Demo

CMS-PAS Docs: Product Overview Architecture Test Workflow Compatibility Matrix API Reference Live Demo

Deployment Models

On-Premises

  • Your data center
  • Full infrastructure control
  • Air-gapped option available

Private Cloud

  • AWS / Azure / GCP VPC
  • Your cloud account
  • No shared tenancy

Containerized

  • Docker images provided
  • Kubernetes ready
  • Helm charts available

Core Components

FHIR R4 Server

REST/FHIR API service

Conversion Engine

AnyToAny Engine

Storage Layer

SQLite / SQL Server / Oracle

Auth Layer

Customer-managed (API key / OAuth via your IdP)

Integration Patterns

Provider
EHR / PM System
→
Redix PAS
FHIR R4 + X12 (payer-hosted)
→
Payer
PA System

Provider to Payer

  • Submit PA via FHIR PAS
  • Convert X12 278 to FHIR
  • CRD/DTR workflow support

Payer Backend

  • Legacy X12 278 systems
  • FHIR facade layer via Redix PAS
  • RMap intermediate format
  • RMap to FHIR alternative path

Authentication

  • API key support (customer-managed)
  • OAuth 2.0 via customer IdP
  • OAuth-compatible patterns

What Is / Is Not Redix

Capability Redix Provides Customer Provides
FHIR API Infrastructure API framework + workflow components Connect data sources + policies
X12 278 Conversion Bidirectional —
Data Storage SQLite default Enterprise DB optional
Clinical Decisions — Your PA rules
Existing EDI Systems — Your integration
Identity Provider — Your IdP for OAuth
Audit Logging FHIR Provenance Your SIEM integration

Security & Data Sovereignty

Security Layer

  • TLS 1.2+ encryption for all traffic
  • API key support (customer-managed; deployment-specific)
  • OAuth 2.0 via customer IdP
  • Audit logging for all transactions
  • FHIR Provenance tracking

Data Sovereignty

  • 100% self-hosted — your VPC or data center
  • PHI remains in your environment
  • No cloud dependencies or external processing
  • Full infrastructure control
  • Air-gapped deployment option

Related Documentation

Platform Overview

What CMS requires and how Redix covers it.

Test Workflow

Step-by-step integration and testing guide.

Compatibility Matrix

Detailed compliance mapping against CMS requirements.

API Reference

Endpoints, authentication, and code samples.

Product Page

CMS-0057-F Prior Authorization Suite overview.

PAS Demo

Try the Da Vinci PAS workflow with sample data (no PHI).