Justin B Dimick, MD, MPH

Justin B Dimick, MD
Frederick A Coller Distinguished Professor of Surgery
Professor of Surgery
Chair, Department of Surgery
Medical School and Professor of Health Management and Policy
School of Public Health
Available to mentor
Justin B Dimick, MD, MPH
Justin B Dimick, MD
Professor
  • About
  • Qualifications
  • Center Memberships
  • Research Overview
  • Recent Publications
  • Manage Your Profile

  • About

    Justin B. Dimick, M.D., M.P.H. is the Frederick A. Coller Distinguished Professor of Surgery and Chair of the Department of Surgery at the University of Michigan. Dr. Dimick is a graduate of Cornell University and Johns Hopkins Medical School. He completed his surgical training at the University of Michigan and a health services research fellowship at the Dartmouth Institute for Health Policy & Clinical Practice. Dr. Dimick has served in several national leadership positions, including President of the Association for Academic Surgery (AAS), Chair of the Health Services Organization and Delivery (HSOD) Study Section at the NIH, and a Founding Board Member of the Surgical Outcomes Club (SOC). He is currently the Editor-in-Chief at Annals of Surgery and currently serves as the President of the Society of Surgical Chairs (SSC). He has served as an advisor on quality and health policy for several organizations, including the BlueCross BlueShield Association (BCBSA), the American College of Surgeons-National Surgical Quality Improvement Program (ACS-NSQIP), US News and World Reports Best Hospital Rankings, and the Medicare Payment Advisory Commission (MedPAC).

    Clinical Specialization:
    Dr. Dimick's clinical practice is primarily devoted to advanced laparoscopy, including treatment of morbid obesity, gastroesophageal reflux (GERD), paraesophageal hernias, abdominal wall hernias, and other benign and neoplastic diseases of the stomach, spleen, and foregut. He is the editor of the widely read surgical textbook, Clinical Scenarios in Surgery: Decision Making and Operative Technique, 3rd edition published by Lippincott (2024).

    Qualifications

    • Residency in General Surgery
      Michigan Medicine, Surgery, Ann Arbor, United States
      2000 - 2007
      Residency
    • Fellowship in Health Services Research
      Dartmouth Medical School, Hanover, United States
      2003 - 2005
      Predoctoral Fellowship

    Center Memberships

    • Center Member
      Institute for Healthcare Policy and Innovation

    Research Overview

    Dr. Dimick served as the Director of the Center for Healthcare Outcomes & Policy at the University of Michigan from 2014 to 2019, prior to his appointment as chair. This group includes 100+ faculty and staff focused on improving the quality and efficiency of acute and specialty care. With R01 funding from the Agency for Healthcare Research and Quality (AHRQ) and National Institutes of Health (NIH), his own research focuses on quality measurement, policy evaluation, and large-scale, innovative quality improvement interventions. He has served as the primary mentor on 10 funded K-awards for junior faculty. He is also the PI on a NIH T32 training grant focused on training the next generation of surgeon-scientists. He has more than 500 peer-reviewed publications, including papers in NEJM, JAMA, Health Affairs, and the leading surgical journals. For his research contributions, Dr. Dimick has been elected to the American Society of Clinical Investigation (ASCI) and the National Academy of Medicine (NAM).

    Recent Publications

    See All Publications
    • Journal Article
      Low Volumes, High Stakes: CMS Transforming Episode Accountability Model (TEAM) and Rural Hospitals
      Mullens CL, Picart J, Kunnath N, Probst JC, Dimick JB, Ibrahim AM. Annals of Surgery, 2026 Jun 1; 283 (6): 940 - 942. DOI:10.1097/SLA.0000000000006972
      PMID: 41185110
    • Journal Article
      Surgical Quality at Rural Hospitals After Private Equity Acquisition
      Mullens CL, Mead M, Abid M, Probst JC, Dimick JB, Ibrahim AM, Diaz A. Annals of Surgery, 2026 May 25; Publish Ahead of Print: DOI:10.1097/SLA.0000000000007103
      PMID: 42178605
    • Journal Article
      Surgical Coaching for Performance Optimization: Perceptual-Cognitive Expertise Displayed During Surgical Peer Coaching Intervention
      Bradley SE, Byrnes ME, Monge E, Boyce-Suwanabol J, Suwanabol PA, Dimick JB, Byrn JC, Harbaugh CM, Szczygiel LA. Journal of Surgical Education, 2026 May 1; 83 (5): DOI:10.1016/j.jsurg.2026.103890
      PMID: 41691720
    • Journal Article
      Early Evaluation of the Rural Emergency Hospital Program
      Mead M, Clark NM, Probst JC, Dimick JB, Ibrahim AM, Mullens CL. JAMA Network Open, 2026 Apr 1; 9 (4): e269217 DOI:10.1001/jamanetworkopen.2026.9217
      PMID: 42018326
    • Journal Article
      YIA26-004: Do Health Systems Ensure High-Quality Surgical Care? Hierarchical Analysis of Colon Cancer Quality
      Harbaugh C, Roche K, Kunnath N, Dickey C, Kamdar N, Thompson MP, Suwanabol PA, Ibrahim A, Dimick JB. Journal of the National Comprehensive Cancer Network Jnccn, 2026 Mar 31; 24 (35): DOI:10.6004/jnccn.2025.7181
      PMID: 41911878
    • Journal Article
      Receipt of Industry Payments and Surgeons' Adoption of Robotic-Assisted Surgery
      San Loh W, Norton EC, Thumma J, Dimick JB, Sheetz KH. JAMA Network Open, 2026 Mar 2; 9 (3): e263885 DOI:10.1001/jamanetworkopen.2026.3885
      PMID: 41910972
    • Journal Article
      A Scoping Review of Inpatient Medical and Surgical Quality Outcomes at Critical Access Hospitals
      Aagaard KM, Bredbeck BC, Westfall JM, Ringel M, Ibrahim AM, Dimick JB, Kaboli PJ, Mullens CL. Journal of Rural Health, 2026 Mar 1; 42 (2): DOI:10.1111/jrh.70176
      PMID: 42252899
    • Journal Article
      Half Of Rural Patients Bypassed Their Local Hospital But Received Lower-Quality Surgical Care Elsewhere, 2016-20
      Mullens CL, Johnson P, Rentas C, Kunnath N, Probst JC, Ibrahim AM, Dimick JB. Health Affairs Project Hope, 2026 Mar 1; 45 (3): 313 - 321. DOI:10.1377/hlthaff.2025.00640
      PMID: 41770994

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