Dr. Chang is a licensed Internal Medicine in MA. Graduated in 2000. Medical degree obtained from New York University School of Medicine. Completed residency training at UMDNJ. Currently practices at Mass General Brigham (Mass General Brigham), located at 15 Parkman St, Boston, MA 02114. Dr. Chang specializes in internal medicine and primary care.. In addition to English, Dr. Chang speaks Mandarin and accepts new patients.