About Michael Bierer, MD, MPH

Dr. Bierer is Assistant Professor of Medicine at Harvard Medical School and Physician at MGH. He focuses on the integration of addiction care into primary care, and practices both in the IMA for the last decade.

After training in Primary Care at MGH, and completing an MPH in Health Policy and Management at the Harvard School of Public Health, he became the first clinician in the Homeless Clinic at MGH as part of the Boston HealthCare for the Homeless Program, and went onto lead the MGH effort for 13 years. He is boarded in Internal Medicine and in Addiction Medicine, having trained in the Addiction Medicine Fellowship at Boston University School of Medicine in 2001-2002. He is active in the training of residents and staff. He helps coordinate, and teaches in, the addiction/psychiatry Ambulatory Specialty Rotation for medical residents, and is an active member of the Addiction Consultation Team launched in 2014 as part of the MGH Substance Use Disorders Initiative.  He serves on the Board of the Massachusetts Chapter of the American Society of Addiction Medicine, and is the President-Elect.

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Clinical Interests:




Mass General Internal Medicine Associates
55 Fruit St.
Wang Ambulatory Care Center
6th Floor
Boston, MA 02114
Phone: 617-724-6200

Medical Education

  • MD, Albert Einstein college of medicine
  • Residency, Massachusetts General Hospital
  • Fellowship, Massachusetts General Hospital

American Board Certifications

  • Internal Medicine, American Board of Internal Medicine

Accepted Insurance Plans

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