About GAO

Dr. Siraj ul Islam founded Gastroenterology Associates of Osceola in 1987, a solo practice, later joined by Dr. Syed K. Lateef and Dr. Jaime M. Rivera and now has grown to include seven physicians. GAO have served the communities of Kissimmee and St. Cloud for over 20 years, providing state-of-the art medical care in a professional, caring and a compassionate manner. Providing services in the outpatient setting, endoscopy center and two of the largest regional hospitals, our practice is the largest and most sophisticated gastroenterology practice in the area.