Dr. Hsieh is a licensed Internal Medicine in CA. Graduated in 2001. Medical degree obtained from Virginia Commonwealth University School of Medicine. Completed residency training at Legacy Emmanuel Hospital. Currently practices at Kou Ying Hsieh MD (Kou Ying Hsieh MD), located at 2401 Waterman Blvd, Fairfield, CA 94534. Dr. Hsieh specializes in internal medicine, primary care.. In addition to English, Dr. Hsieh speaks Mandarin.