Dr. Chang is a licensed Internal Medicine in MO. Graduated in 1989. Medical degree obtained from Shaanxi, Xian Jiaotong University Health Science Center in China. Completed residency training at St Louis University. Currently practices at SSM Health (SSM Health), located at 12303 DePaul Dr, Bridgeton, MO 63044. Dr. Chang specializes in hospital medicine(inpatient services).. In addition to English, Dr. Chang speaks Mandarin and accepts new patients.