Dr. William Chang-Yuen Chen is a Pennsylvania state licensed medical doctor, specializing in Gastroenterology. Graduated Magna Cum Laude from Icahn School of Medicine at Mount Sinai, completed residency training in University of Pennsylvania , and completed the Gastroenterology specialist training at Lankenau Medical Center. Dr. Chen currently is working at Main Line Health, located in 100 E Lancaster Ave Wynnewood PA 19096 Please call +1-989-731-7870 to contact. Access cdoc101.com on a desktop computer to view more details. | |||