Dr. Peter Sihan Yang is a Ontario state licensed medical doctor, specializing in Diagnostic Radiology. Graduated Magna Cum Laude from University of Toronto Faculty of Medicine, completed residency training in Western University, Dr. Yang currently is working at Markham Stouffville Hospital, located in 381 Church St Markham ON L3P 7P3 Please call +1-905-472-7000 to contact. Access cdoc101.com on a desktop computer to view more details. | |||