Thoughts on Healthcare Markets and Technology

Thoughts on Healthcare Markets and Technology

The Future of Software Modularity: AI Agents and API-Driven Headless EHRs

Trey Rawles's avatar
Trey Rawles
Feb 25, 2025
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These thoughts are my own and do not reflect the views of my employer, Optum


Introduction: The Shift Toward Modular Software Architectures

Software modularity has long been a key design principle for scalability, maintainability, and interoperability, particularly in enterprise environments like healthcare. Historically, electronic health records (EHRs) have been monolithic, UI-driven, and heavily dependent on provider portals, patient-facing apps, and web-based dashboards.

However, the future of EHRs—driven by AI agents, API orchestration, and true headless architectures—points toward a radical departure from the traditional software model. In this paradigm, software is no longer an application in the conventional sense but rather a set of interoperable microservices, autonomous AI agents, and API-driven workflows that integrate across the healthcare ecosystem.

The Holy Grail: A True Headless, API-First EHR

A truly headless EHR is one that has no fixed UI/UX and instead functions as an API and AI-driven back-end system. Rather than presenting information in a structured web portal, the system communicates through AI agents, inbound and outbound APIs, EDI transactions, and robotic process automation (RPA) in existing portals.

Here’s what a true headless EHR might look like:

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