Dr. Tuan is a licensed Endocrinology in CA. Graduated in 1997. Medical degree obtained from New York University School of Medicine. Completed residency training at UC San Diego and fellowship training at Stanford Medicine. Currently practices at ChengYang Christian Tuan MD (ChengYang Christian Tuan MD), located at 1580 Valencia St, San Francisco, CA 94110. Dr. Tuan specializes in Adrenal disorders, Bone and mineral metabolism, Difficult hypertension, Graves' disease, Hirsutism, Hyperlipidemia, Intensive insulin management, Lipid disorders, Metabolic syndrome, Obesity, Osteopor. In addition to English, Dr. Tuan speaks Mandarin and accepts new patients.