Dr. Duan is a licensed Internal Medicine in TX. Graduated in 2001. Medical degree obtained from Liaoning, China Medical University in China. Completed residency training at Mercy Hospital. Currently practices at Memorial Hermann Health System (Memorial Hermann Health System), located at 1429 Highway 6, Sugar Land, TX 77478. Dr. Duan specializes in Diabetes, Hypertension, Chronic Obstructive Lung Disease, Hyperlipidemia, Asthma, Allergy, Preventive Medicine, Women¡¯s Health, Complete Care for Adults.. In addition to English, Dr. Duan speaks Mandarin and Cantonese.