Justin Brigham Dimick, MD
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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, Associate Editor at Annals of Surgery, and the Surgical Innovation Editor at JAMA Surgery. 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, published by Lippincott (2018).
Areas of Practice
General Surgery, laparoscopic surgery, hernia repair, bariatric surgery, gastroesophageal reflux, paraesophageal hernia, splenic disease, gallbladder disease, complex abdominal wall reconstruction.
Expertise
Locations
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General Surgery Clinic | Taubman Center 1500 E Medical Center Dr
Floor 2 Reception C
Ann Arbor, MI 48109-5331Get Directions
Insurance Accepted
University of Michigan Health participates with most health insurance plans.
Education & Training
Medical School or Training
Residency
Board Certifications
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 is currently the primary mentor on 8 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 350 peer-reviewed publications, including papers in NEJM, JAMA, Health Affairs, and the leading surgical journals.
Links
Patient Ratings & Comments
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Patient Ratings
83 Patient Ratings
Patient Comments
February 19, 2026 - "I'm [...] yrs old. I've seen my fair share of doctors. Dr. Dimick probably has the best "bed side manner" of any doctor I have ever seen. My confidence in him is off the charts."
August 21, 2025 - "Dr. Dimick was very thorough in answering all of my questions. Was polite, friendly and accommodating. His presentation and conversation eased my nervousness about the surgery."
August 21, 2025 - "I was very pleased to meet Dr. Dimick.He was very personable."
July 31, 2025 - "Dr. Dimick is wonderful. He made my husband feel very comfortable asking questions we had, and took his time to answer."
May 22, 2025 - "I had an excellent experience with this care facility. Dr Dimick and [...] were extremely attentive, down to earth, and professional. I felt like all of my questions were answered and I am very comfortable moving forward with a procedure. [...]"
March 9, 2025 - "Dr. Dimick was friendly, knowledgeable and professional. I would say he inspires confidence with respect to upcoming surgical procedures."
March 6, 2025 - "Dr. Dimick is a very understanding doctor it was a pleasure meeting him [...]"
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