In his practice, Dr. Sweetser focuses on genetic disorders, blood cancers, and birth defects. Dr. Sweetser takes several insurance carriers, including Blue Cross/Blue Shield, Coventry, and Humana ChoiceCare Network. His education and training includes medical school at Washington University in St. Louis School of Medicine and residency at St. Louis Children's Hospital. Awards and/or distinctions Dr. Sweetser has received include Ash Junior Faculty Scholar; Child Health Research Center Scholar; and Doris Duke Charitable Foundation Clinical. Scientist Development Award. He offers interpreting services for his patients. His professional affiliations include Massachusetts General Hospital and Newton-Wellesley Hospital. He is accepting new patients.