Developers

For Developers

Connect, integrate, and innovate with our developer-friendly APIs and resources

Getting Started

Ready to build with Opala? Our Getting Started page is your first step into seamless healthcare data integration. Whether you’re looking to explore CMS Implementation Guides, navigate our API documentation, connect with apps in our gallery, register your application, or launch the developer portal—we’ve laid it all out to help you move fast and build smart.

FHIR At Opala

Opala APIs align with CMS interoperability requirements, providing patients and payers with secure, standards-based access to health data. Built on HL7® FHIR® R4 and the SMART App Launch Framework—and guided by implementation guides such as Da Vinci PDex and CARIN for Blue Button®—our APIs are designed for seamless integration and patient empowerment.

Opala's interoperability Solutions

Opala’s FHIR® APIs are designed to power seamless data exchange across the healthcare ecosystem. Through secure, standards-based interfaces, our APIs enable real-time, member-authorized access to critical health data—supporting payer and provider interoperability needs. From patient access to provider directories and payer-to-payer transfers, Opala delivers the trusted infrastructure needed to meet regulatory requirements and fuel digital health innovation.

Our Interoperability Solutions are purpose-built to support CMS-mandated use cases with four key FHIR APIs: Patient Access, Provider Directory, Provider Access API and Payer-to-Payer Data Exchange

Patient Access API

Secure, consent-based access to comprehensive member health data—built for third-party apps

Provider Directory API

Public, standards-based access to searchable provider directories—no authorization required

Payer To Payer API

Member-initiated health data transfers from prior to current payers—powered by Opala

Provider Access API

Securely share member’s clinical and claims data with in-network providers 

Working With Opala's APIs

Opala equips developers with the tools and guidance needed to implement FHIR® effectively. Our platform supports powerful features for building efficient, scalable API integrations—whether you’re querying data, organizing resources into bundles, or handling large datasets with pagination. Dive into technical best practices and learn how to get the most out of your integration with Opala.

API Queries

Learn how to craft precise FHIR® queries using search parameters, modifiers, chaining techniques, and more

Using Bundles

Discover how to group FHIR® resources into bundles to streamline requests and improve data exchange efficiency

Response Pagination

Understand how Opala handles paginated responses to deliver large datasets efficiently and reliably

Release Notes

Stay up to date with the latest changes to Opala’s platform by reviewing our Release Notes. Each update highlights new features, enhancements, and fixes to help you get the most out of Opala’s APIs and tools.