Dr. Chang attended medical school at Yang Ming University in Taiwan and graduated in 1984.  He completed his Internal Medicine residency and internship at Tufts and Boston University teaching programs at the Boston VA Hospital. 

Dr. Chang earned his Masters of Public Health degree at Harvard University in 1987. He conducted research at Harvard Medical School’s Department of Pathology for two years.  He is a Board Certified internist with 30 years of experience caring for patients.  Dr. Chang speaks English, Chinese, and Taiwanese.

Allyson L. D'Amico, A.N.P., B.C.

Mary Trahan, AGPCNP BC

Allyson D'Amico is a Board Certified Adult Nurse Practitioner.  She received her Masters Degree in Nursing from Boston College. 

Prior to becoming a NP, Ally worked at Massachusetts General Hospital in Boston for 10 years.  She holds her Bachelors of Science in Nursing degree from Saint Anselm College.

Mary Trahan is a Board Certified Adult-Geriatric Primary Care Nurse Practitioner.  She received her Masters Degree in Nursing from Northeastern University in Boston MA.

Prior to becoming an NP, Mary worked as a registered nurse at Brigham and Women's Hospital in Boston MA for 8 years.  She holds her Bachelors of Science degree from Saint Anselm College in Manchester NH.