Dr. Tien is a licensed Internal Medicine in CA. Graduated in 2018. Medical degree obtained from SUNY Downstate College of Medicine. Completed residency training at Tulane University. Currently practices at UCSF Health (UCSF Health), located at 1001 Potrero Ave, San Francisco, CA 94110. Dr. Tien specializes in internal medicine and primary care.. In addition to English, Dr. Tien speaks Mandarin.