Karen E. Lasser, MD, MPH

Professor, Community Health Sciences - Boston University School of Public Health


Dr. Lasser is a primary care internist, certified by the American Board of Internal Medicine, and a health services researcher. She is a Senior Editor at JAMA.

Her primary areas of expertise and research are quality of care, interventions to reduce health disparities, health policy, smoking cessation, and primary care practice-based research.

She is the author of over 80 peer-reviewed publications, was the former Director of Ambulatory Quality Improvement for the Department of Medicine at Cambridge Health Alliance/Harvard Medical School, and has held several quality leadership roles at Boston Medical Center. Her research has been supported by NIDA, NHLBI, AHRQ, CDC, and the American Cancer Society.

Other Positions

  • Professor, Medicine - Boston University Chobanian & Avedisian School of Medicine
  • Faculty, Medicine - Boston University Chobanian & Avedisian School of Medicine
  • Member, Evans Center for Interdisciplinary Biomedical Research - Boston University
  • - Boston Medical Center


  • Cornell University Medical College, MD Field of Study: Medicine
  • Harvard School of Public Health, MPH Field of Study: Clinical Evaluation/Research
  • Harvard University, AB Field of Study: History


  • Published on 8/4/2023

    Borden CG, Ashe EM, Buitron de la Vega P, Gast V, Saint-Phard T, Brody-Fialkin J, Power J, Wang N, Lasser KE. A novel pharmacy liaison program to address health-related social needs at an urban safety-net hospital. Am J Health Syst Pharm. 2023 Aug 04; 80(16):1071-1081. PMID: 37210728.

    Read At: PubMed
  • Published on 5/29/2023

    Shusterman S, Villarreal-Calderon R, Gunawan A, Gallardo Foreman A, O'Donnell C, Wakeman C, Javeed H, Keteyian J, Howard J, Bulekova K, de Silva S, Campbell T, Lasser K, Kathuria H. A Financial Incentives Program to Promote Smoking Cessation Among Recently Hospitalized Individuals: Feasibility and Acceptability Study. JMIR Form Res. 2023 May 29; 7:e44979. PMID: 37247216.

    Read At: PubMed
  • Published on 5/18/2023

    Hanchate AD, Strackman BW, Lin M, Paasche-Orlow MK, Lasser KE, Cole MB. Medicaid expansion associated with no change in emergency department use across racial and ethnic groups. Health Serv Res. 2023 Oct; 58(5):1014-1023. PMID: 37202905.

    Read At: PubMed
  • Published on 1/3/2023

    Buitron de la Vega P, Ashe EM, Xuan Z, Gast V, Saint-Phard T, Brody-Fialkin J, Okonkwo F, Power J, Wang N, Lyons C, Silverstein M, Lasser KE. A Pharmacy Liaison-Patient Navigation Intervention to Reduce Inpatient and Emergency Department Utilization Among Primary Care Patients in a Medicaid Accountable Care Organization: A Nonrandomized Controlled Trial. JAMA Netw Open. 2023 Jan 03; 6(1):e2250004. PMID: 36622674.

    Read At: PubMed
  • Published on 11/17/2022

    Carroll JJ, Cushman PA, Lira MC, Colasanti JA, Del Rio C, Lasser KE, Parker V, Roy PJ, Samet JH, Liebschutz JM. Evidence-Based Interventions to Improve Opioid Prescribing in Primary Care: a Qualitative Assessment of Implementation in Two Studies. J Gen Intern Med. 2023 Jun; 38(8):1794-1801. PMID: 36396881.

    Read At: PubMed
  • Published on 8/23/2022

    Kathuria H, Gunawan A, Spring M, Aijaz S, Cobb V, Fitzgerald C, Wakeman C, Howard J, Clancy M, Foreman AG, Truong V, Wong C, Steiling K, Lasser KE, Bulekova K, Wiener RS. Hospitalization as an opportunity to engage underserved individuals in shared decision-making for lung cancer screening: results from two randomized pilot trials. Cancer Causes Control. 2022 Nov; 33(11):1373-1380. PMID: 35997854.

    Read At: PubMed
  • Published on 5/27/2022

    Jirmanus LZ, Ranker L, Touw S, Mahmood R, Kimball SL, Hanchate A, Lasser KE. Impact of United States 2017 Immigration Policy changes on missed appointments at two Massachusetts Safety-Net Hospitals. J Immigr Minor Health. 2022 Aug; 24(4):807-818. PMID: 35624394.

    Read At: PubMed
  • Published on 5/1/2022

    Lasser KE, Ilori TO, Dedier JJ. Kidney Disease Mortality in the USA: a Call for Eliminating Inequities. J Gen Intern Med. 2022 May; 37(6):1349-1350. PMID: 35266126.

    Read At: PubMed
  • Published on 3/25/2022

    Ellis RP, Hsu HE, Siracuse JJ, Walkey AJ, Lasser KE, Jacobson BC, Andriola C, Hoagland A, Liu Y, Song C, Kuo TC, Ash AS. Development and Assessment of a New Framework for Disease Surveillance, Prediction, and Risk Adjustment: The Diagnostic Items Classification System. JAMA Health Forum. 2022 Mar; 3(3):e220276. PMID: 35977291.

    Read At: PubMed
  • Published on 10/8/2021

    Hanchate AD, Qi D, Paasche-Orlow MK, Lasser KE, Liu Z, Lin M, Lewis KH. Examination of Elective Bariatric Surgery Rates Before and After US Affordable Care Act Medicaid Expansion. JAMA Health Forum. 2021 Oct; 2(10):e213083. PMID: 35977157.

    Read At: PubMed

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