Dr. Ong is a licensed Family Medicine in CA. Medical degree obtained from Touro University College of Osteopathic Medicine. Completed residency training at Mercy Medical Center . Currently practices at Kaiser Permanente (Kaiser Permanente), located at 2238 Geary Blvd, San Francisco, CA 94115. Dr. Ong specializes in family medicine and primary care.. In addition to English, Dr. Ong speaks Cantonese.