Southlake, Texas-based GI Alliance is the largest gastroenterology ‘megagroup’ in the industry, with more than 660 physicians and 400 locations.
The company is also the most geographically dispersed gastroenterology organization in the U.S., according to a report jointly published by consulting firm Fraser Healthcare and pharma research firm Spherix Global Insights. Despite its size, the company remains physician-led and majority physician-owned.