Dr. Chang joined the Doylestown Hospital medical staff in 2004 after completing his fellowship in Gastroenterology at Temple University Hospital. He has remained an active member of the staff, chairing and serving on multiple committees. He has enjoyed practicing in the Doylestown community over the years and treats patients with all gastrointestinal diseases. In his free time, he enjoys hiking with his wife and two children, having visited many of our National Parks.