Austin Gastroenterology (AG) is one of Texas' most trusted names in gastroenterology. AG is Central Texas' largest group of physicians specializing in the diagnosis, treatment, and prevention of gastrointestinal diseases. We have more than 25 board-certified gastroenterologists, and our James Casey physicians are Scott D. Becker, M.D., Daniel Emmett, M.D., Harish K. Gagneja, M.D., Chia-Wen...