Dr. Markus T. Leong is a California state licensed medical doctor, specializing in Emergency Medicine. Graduated Magna Cum Laude from George Washington University School of Medicine, completed residency training in Beth Israel Medical Center, Dr. Leong currently is working at Sutter Health, located in Castro & Duboce St EMER/Level A San Francisco CA 94114 Please call +1-415-387-8800 to contact. Access cdoc101.com on a desktop computer to view more details. | |||