Dr. Chang is a licensed Internal Medicine in CA. Graduated in 2014. Medical degree obtained from Temple University School of Medicine. Completed residency training at LAC+USC Medical Center. Currently practices at Pomona Valley Hospital (Pomona Valley Hospital), located at 1880 N. Orange Grove, Pomona, CA 91767. Dr. Chang specializes in internal medicine, primary care.. In addition to English, Dr. Chang speaks Mandarin.