Marc R. Larochelle MD, MPH

Associate Professor, General Internal Medicine

801 Massachusetts Ave | (617) 414-7399
Marc Larochelle

General Internal Medicine


Clinical Addiction Research and Education Unit


Marc Larochelle is a general internist and clinical investigator specializing in addiction medicine at BMC and an assistant professor of medicine at BUSM. Larochelle's clinical and research interests focus on the safety of opioid prescribing and the recognition and treatment of opioid use disorders. As a health services researcher, Larochelle aims to leverage insights from large data sources and translate the findings into interventions that improve the quality and value of health care delivered. His special interests are Primary Care and Addiction Medicine.


Medicine-Internal, MD, University of Pittsburgh School of Medicine, 2009

Clinical Evaluation/Research, MPH, Harvard School of Public Health, 2014

Biomedical Engineering, BSE, Duke University, 1998


Published on 3/11/2023

Stopka TJ, Larochelle MR, Li X, Bernson D, Li W, Ackerson LK, Bayly R, Dammann O, Bauer C. Opioid-related mortality: Dynamic temporal and spatial trends by drug type and demographic subpopulations, Massachusetts, 2005-2021. Drug Alcohol Depend. 2023 May 01; 246:109836. PMID: 36931131.

Published on 2/14/2023

Alrawashdeh M, Rhee C, Klompas M, Larochelle MR, Poland RE, Guy JS, Kimmel SD. Association of Early Opioid Withdrawal Treatment Strategy and Patient-Directed Discharge Among Hospitalized Patients with Opioid Use Disorder. J Gen Intern Med. 2023 Feb 14. PMID: 36788169.

Published on 2/10/2023

Bauer C, Zhang K, Li W, Bernson D, Dammann O, LaRochelle MR, Stopka TJ. Small Area Forecasting of Opioid-Related Mortality: Bayesian Spatiotemporal Dynamic Modeling Approach. JMIR Public Health Surveill. 2023 Feb 10; 9:e41450. PMID: 36763450.

Published on 1/3/2023

Bovell-Ammon BJ, Fox AD, LaRochelle MR. Prior Incarceration Is Associated with Poor Mental Health at Midlife: Findings from a National Longitudinal Cohort Study. J Gen Intern Med. 2023 May; 38(7):1664-1671. PMID: 36595198.

Published on 10/10/2022

Pustz J, Srinivasan S, Larochelle MR, Walley AY, Stopka TJ. Relationships between places of residence, injury, and death: Spatial and statistical analysis of fatal opioid overdoses across Massachusetts. Spat Spatiotemporal Epidemiol. 2022 Nov; 43:100541. PMID: 36460457.

Published on 8/1/2022

Larochelle MR, Lodi S, Yan S, Clothier BA, Goldsmith ES, Bohnert ASB. Comparative Effectiveness of Opioid Tapering or Abrupt Discontinuation vs No Dosage Change for Opioid Overdose or Suicide for Patients Receiving Stable Long-term Opioid Therapy. JAMA Netw Open. 2022 Aug 01; 5(8):e2226523. PMID: 35960518.

Published on 7/29/2022

Weisenthal K, Kimmel SD, Kehoe J, Larochelle MR, Walley AY, Taylor JL. Effect of police action on low-barrier substance use disorder service utilization. Harm Reduct J. 2022 Jul 29; 19(1):86. PMID: 35906660.

Published on 7/1/2022

Streed CG, Morgan JR, Gai MJ, Larochelle MR, Paasche-Orlow MK, Taylor JL. Prevalence of HIV Preexposure Prophylaxis Prescribing Among Persons With Commercial Insurance and Likely Injection Drug Use. JAMA Netw Open. 2022 Jul 01; 5(7):e2221346. PMID: 35819784.

Published on 6/28/2022

Morgan JR, LaRochelle MR. Commentary on Karnik et al.: Harmonization now-the need for consistent, validated measures to identify opioid use disorder in observational data. Addiction. 2022 Sep; 117(9):2448-2449. PMID: 35762525.

Published on 6/7/2022

Zhang K, Strahan AE, Guy GP, Larochelle MR. Trends in Concurrent Opioid and Benzodiazepine Prescriptions in the United States, 2016 to 2019. Ann Intern Med. 2022 Jul; 175(7):1051-1053. PMID: 35667064.

View full list of 85 publications.