Alexander Y. Walley, MD

Associate Professor, Medicine

Alexander Walley
801 Massachusetts Ave Crosstown Center


Dr Walley is Associate Professor of Medicine and an addiction expert at Boston Medical Center and Boston University School of Medicine. Dr Walley has conducted multiple studies related to the opioid crisis and the integration of addiction specialty care and general medical care. He has served as PI on a CDC-SAMHSA-Epi-AID investigation of the surge in fentanyl-related overdose, a CDC-funded study of the Massachusetts OEND program which demonstrated community-level reductions in overdose death rates, and a SAMHSA-funded program that integrated addiction treatment into the clinical care of people with/at risk for HIV. He has worked as Co-I with addiction, overdose, and HIV expertise on NIDA and NIAAA-funded clinical trials and cohort studies.

Dr Walley is the director of the Boston Medical Center Addiction Medicine Fellowship program, as well as the director the NIDA-funded Fellow Immersion Training program in Addiction Medicine, which trains 5 subspecialty fellows each year to integrate addiction science into their subspecialty research. He provides primary care and addiction medicine consultations in the HIV primary care clinic at Boston University School of Medicine/BMC where he leads the FAST PATH (Facilitated Access to Substance abuse Treatment for Prevention and Treatment of HIV) program. Dr Walley co-founded and provides care on the inpatient addiction consult service at Boston Medical Center, which regularly provides consultation for patients admitted to the hospital who use alcohol and substances. Lastly, Dr Walley has been the medical director of the Massachusetts Opioid Overdose Prevention program since it started in 2007. They have trained and equipped over 80,000 people in the community with naloxone rescue kits, culminating in over 19,000 documented overdose rescues.

Other Positions

  • Courtesy Staff Privileges, Medicine, Boston Medical Center
  • Member, Evans Center for Interdisciplinary Biomedical Research, Boston University
  • Faculty, Clinical Addiction Research and Education Unit, Medicine, Boston University School of Medicine


  • Johns Hopkins University School of Medicine, MD
  • Boston University School of Public Health, MSc
  • Harvard College, AB

Classes Taught

  • GMSMS710


  • Published on 6/18/2020

    Ronsley C, Nolan S, Knight R, Hayashi K, Klimas J, Walley A, Wood E, Fairbairn N. Treatment of stimulant use disorder: A systematic review of reviews. PLoS One. 2020; 15(6):e0234809. PMID: 32555667.

    Read at: PubMed
  • Published on 6/9/2020

    Barocas JA, Blackstone E, Bouton TC, Kimmel SD, Caputo A, Porter SJ, Walley AY. Prevalence of Covid-19 Infection and Subsequent Cohorting in a Residential Substance Use Treatment Program in Boston, MA. J Addict Med. 2020 Jun 09. PMID: 32530889.

    Read at: PubMed
  • Published on 5/27/2020

    Kimmel S, Bach P, Walley AY. Comparison of Treatment Options for Refractory Opioid Use Disorder in the United States and Canada: a Narrative Review. J Gen Intern Med. 2020 May 27. PMID: 32462569.

    Read at: PubMed
  • Published on 5/25/2020

    Weinstein ZM, Cheng DM, D'Amico MJ, Forman LS, Regan D, Yurkovic A, Samet JH, Walley AY. Inpatient addiction consultation and post-discharge 30-day acute care utilization. Drug Alcohol Depend. 2020 May 25; 213:108081. PMID: 32485657.

    Read at: PubMed
  • Published on 5/20/2020

    Harris M, Johnson S, Mackin S, Saitz R, Walley AY, Taylor JL. Low Barrier Tele-Buprenorphine in the Time of COVID-19: A Case Report. J Addict Med. 2020 May 20. PMID: 32433364.

    Read at: PubMed
  • Published on 5/6/2020

    Raja A, Heeren TC, Walley AY, Winter MR, Mesic A, Saitz R. Food insecurity and substance use in people with HIV infection and substance use disorder. Subst Abus. 2020 May 06; 1-9. PMID: 32374225.

    Read at: PubMed
  • Published on 4/22/2020

    Roy PJ, Choi S, Bernstein E, Walley AY. Appointment wait-times and arrival for patients at a low-barrier access addiction clinic. J Subst Abuse Treat. 2020 Jul; 114:108011. PMID: 32527508.

    Read at: PubMed
  • Published on 4/22/2020

    Green TC, Donovan E, Klug B, Case P, Baird J, Burstein D, Tapper A, Walley AY, Bratberg J. Revisiting pharmacy-based naloxone with pharmacists and naloxone consumers in 2 states: 2017 perspectives and evolving approaches. J Am Pharm Assoc (2003). 2020 Apr 22. PMID: 32334964.

    Read at: PubMed
  • Published on 4/16/2020

    Green TC, Davis C, Xuan Z, Walley AY, Bratberg J. Laws Mandating Coprescription of Naloxone and Their Impact on Naloxone Prescription in Five US States, 2014-2018. Am J Public Health. 2020 Jun; 110(6):881-887. PMID: 32298179.

    Read at: PubMed
  • Published on 4/3/2020

    Serota DP, Capozzi C, Lodi S, Colasanti JA, Forman LS, Tsui JI, Walley AY, Lira MC, Samet J, Del Rio C, Merlin JS. Predictors of pain-related functional impairment among people living with HIV on long-term opioid therapy. AIDS Care. 2020 Apr 03; 1-9. PMID: 32242463.

    Read at: PubMed

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