Epic Systems Corporation vs athenahealth
Side-by-side comparison of AI visibility scores, market position, and capabilities
Epic Systems is the dominant EHR vendor in the U.S., used by over 300 million patients' records and deployed at more than 300 health systems including most major U.S. academic medical centers; privately held; generates over $4B in annual revenue;
About
Epic Systems Corporation is a healthcare software company founded in 1979 by Judith Faulkner and headquartered in Verona, Wisconsin. The company is the dominant vendor of electronic health record (EHR) systems in the United States, with its software used to manage records for more than 300 million patients across more than 300 major health systems, hospitals, and academic medical centers. Epic's EHR platform — known as EpicCare — is an integrated, comprehensive clinical and administrative system covering patient records, order entry, scheduling, billing, pharmacy, lab results, imaging, and population health management, all within a single longitudinal patient record architecture.
$1.7B annual revenue; 160K+ providers, 117M patients; 18.15% EHR market share; 6,713+ companies using 2025; acquired by Bain Capital & Hellman & Friedman Nov 2021 at $17B; AI interoperability 2025
About
athenahealth is a cloud-based electronic health records (EHR), medical billing, and practice management company founded in 1997 and headquartered in Watertown, Massachusetts. The company was built on the principle that healthcare administration should be managed as a service — with athenahealth absorbing the complexity of payer rule updates, regulatory compliance, and billing workflows so that physicians and clinical staff can focus entirely on patient care. Its cloud-native architecture, deployed before most EHR competitors moved to the cloud, remains a core technical differentiator.\n\nathenahealth's platform — athenaOne — integrates EHR, revenue cycle management, patient engagement, and care coordination in a single system used by over 160,000 providers across 117 million patient records. The company serves ambulatory practices ranging from solo physicians to large health systems and medical groups. Its continuously updated rules engine processes millions of payer transactions daily, enabling higher clean claim rates and faster reimbursement compared to on-premise EHR alternatives. athenahealth holds an 18.15% share of the US ambulatory EHR market.\n\nathenahealth is currently owned by a private equity consortium of Bain Capital and Hellman & Friedman, which acquired the company in 2019 for $5.7 billion. Annual revenue stands at approximately $1.7 billion. The company competes with Epic, eClinicalWorks, and Oracle Health in the ambulatory EHR market. Its managed-service model, shared payer network data, and cloud-native infrastructure continue to make it a compelling choice for ambulatory providers who prioritize revenue cycle performance and reduced administrative burden.
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