Dr. Leung is a licensed Internal Medicine in ON. Graduated in 2007. Medical degree obtained from University of Toronto Faculty of Medicine. Completed residency training at University of Toronto. Currently practices at Mackenzie health (Mackenzie health), located at 10 Trench St, Richmond Hill , ON L4C 4Z3. Dr. Leung specializes in internal medicine, primary care.. In addition to English, Dr. Leung speaks Cantonese.