Dr. Chan is a licensed Internal Medicine in CA. Graduated in 1988. Medical degree obtained from University of Miami School of Medicine. Completed residency training at VA West Los Angeles Medical Center. Currently practices at Optum Care (Optum Care), located at 207 South Santa Anita St, San Gabriel, CA 91776. Dr. Chan specializes in internal medicine and primary care.. In addition to English, Dr. Chan speaks Mandarin and Cantonese.