Dr. Guo is a licensed Internal Medicine in NY. Graduated in 1982. Medical degree obtained from Shanghai, Fudan Univ. Shanghai Medical College in China. Completed residency training at New York Medical College. Currently practices at Westchester Medical Center (Westchester Medical Center), located at 100 Woods Rd, Valhalla, NY 10595. Dr. Guo specializes in internal medicine and primary care.. In addition to English, Dr. Guo speaks Mandarin.