Dr. Mok is a licensed Internal Medicine in CA. Graduated in 1989. Medical degree obtained from Weill Cornell Medicine. Completed residency training at Washington University and fellowship training at UCSF Medical Center. Currently practices at Nguyen and Mok Medical Group (Nguyen and Mok Medical Group), located at 11100 Warner Ave, Fountain Valley, CA 92708. Dr. Mok specializes in internal medicine and primary care.. In addition to English, Dr. Mok speaks Cantonese and accepts new patients.