Alexander Walley, MD, MSc

CARE Unit Faculty


Associate Professor of Medicine, Boston University School of Medicine

Medical Director, Opioid Treatment Program, Boston Public Health Commission

Medical Director, Massachusetts Department of Public Health, Opioid Overdose Prevention Program

Co-Program Director, Boston University Addiction Medicine Residency Program

Program Director, Fellow Immersion Training Program

Crosstown Center, 801 Massachusetts Ave., 2nd Floor, Boston, MA 02118


Alexander Y. Walley, M.D., M.Sc., is an Associate Professor of Medicine at Boston University School of Medicine and a general internist and addiction medicine specialist at Boston Medical Center.  He is the director of the Boston University Addiction Medicine Fellowship program, which trains addiction medicine specialist physicians. He is the director of Inpatient Addiction Consult Service at Boston Medical Center. He does clinical and research-related work on the medical complications of substance use, specifically HIV and overdose.  He provides primary care and office-based addiction treatment for patients with HIV at Boston Medical Center and methadone maintenance treatment at Community Substance Abuse Centers. He is the medical director for the Massachusetts Department of Public Health’s Opioid Overdose Prevention Pilot Program. Since 2007, the MDPH program has trained over 44,000 people in Massachusetts’s communities, including people who use opioids, people in recovery, and their social networks.

Boston University faculty appointment: 2007

Areas of Specialization

  • Medical complications of addiction, including HIV infection and overdose

Education and Training

General Internal Medicine, Boston University School of Medicine/ Boston Medical Center Boston, MA  2005-07

Chief resident (Internal Medicine), San Francisco General Hospital, University of California, San Francisco CA
Resident (Internal Medicine), San Francisco General Primary Care Program, University of California, San Francisco, CA  2000-2003

MD, John Hopkins University School of Medicine Baltimore, MD 
MSc (Epidemiology) Boston University School of Public Health, Boston, MA
AB (History and Literature) Harvard University, Cambridge, MA

BU Profiles: Publications and Grant Support