Dr. Quan is a licensed Internal Medicine in CA. Graduated in 1977. Medical degree obtained from Loma Linda University School of Medicine. Completed residency training at UMass Medical Center. Currently practices at Riverside Medical Group (Riverside Medical Group), located at 7117 Brockton Ave, Riverside, CA 92506. Dr. Quan specializes in internal medicine, primary care.. In addition to English, Dr. Quan speaks Cantonese.