What Is API Gateway Federation?

API gateway federation refers to the integration and management of multiple API gateways within a unified control plane. This approach allows organizations to use different API gateways, which may be from various vendors or tailored to specific environments (e.g., cloud-based, on-premises), while centrally managing their configurations, policies, and monitoring.

Figure 1: API gateway federation with a unified control plane

Introduction

The Provider Access API enables seamless access to patient health data for providers who have both a contractual relationship with the payer and a treatment relationship with the patient. Under the CMS-0057-F Final Rule, impacted payers are required to make the following data available through this API: claims, encounters, and prior authorization information similar to what is shared via the Patient Access API.

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The move supports WSO2's strategic roadmap, delivering added value to customers and sustained business growth

WSO2, the leader in enterprise digital infrastructure technology, today announced it has acquired Moesif, a San Francisco-based startup specializing in advanced API analytics and monetization. The all-cash acquisition marks a strategic milestone in WSO2's long-term plan to accelerate global growth through targeted inorganic opportunities.

Introduction

The Payer-to-Payer Data Access API enables seamless health information exchange between current and previous/concurrent health plans when a member transitions coverage. Mandated under CMS Rule CMF 0057-F, impacted payers must implement and maintain a FHIR-based API that supports secure transmission of claims, encounter data, USCDI elements, and prior authorization information (excluding provider remittances and patient cost-sharing details).

Introduction

The Centers for Medicare & Medicaid Services (CMS) has taken a key step toward improving healthcare efficiency and transparency. Under the CMS Interoperability and Prior Authorization Final Rule (CMS-0057-F), payers must offer electronic access to prior authorization (PA) information.