Dr. Cao is a licensed Pathology in MO. Graduated in 1984. Medical degree obtained from Hunan, Xiangya School of Medicine in China. Completed residency training at University of Illinois. Currently practices at SSM Health (SSM Health), located at 12303 DePaul Dr, Bridgeton, MO 63044. Dr. Cao specializes in Cytopathology.. In addition to English, Dr. Cao speaks Mandarin.