Harry Sarles, M.D. Internal Medicine, Gastroenterology Digestive Health Associates of Texas, PA Specialties Internal Medicine Gastroenterology EducationUniversity Of Texas Medical Branch at Galveston (1979)ResidencyUniversity of Texas Medical Branch, Internal Medicine (1982)FellowshipV.A. Medical Center - Phoenix, Gastroenterology (1984) Digestive Health Associates of Texas, PA 3144 Horizon Rd Ste 210 Rockwall, TX 75032 (972) 771-2222Directions Digestive Health Associates of Texas, PA 3144 Horizon Rd Ste 210 Rockwall, TX 75032 United States