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Jacob A. Greenberg, MD, EdM

Contact Dr. Greenberg


(608) 263-1036

MADISON, WI 53792-3284

Jacob A. Greenberg, MD, EdM

Assistant Professor
Section of Minimally Invasive, Foregut and Bariatric Surgery
Division of General Surgery


  • MD, University of Pennsylvania School of Medicine, Philadelphia, PA, 2003
  • EdM, Harvard Graduate School of Education, 2007
  • General Surgery Residency, Brigham and Women’s Hospital, Boston, MA, 2010
  • Minimally Invasive Surgical Fellowship, University of Massachusetts Memorial Medical Center, Worcester, MA, 2011

Clinical Specialties

Dr. Greenberg is fellowship trained in Minimally Invasive and Bariatric Surgery and is board certified in General Surgery. He is a member of the Society of American Gastrointestinal and Endoscopic Surgeons, Association for Academic Surgery and American College of Surgeons. He specializes in minimally invasive techniques for surgery of the stomach and esophagus as well as bariatric surgery. In addition, he uses minimally invasive techniques to treat inguinal and ventral hernias and disorders of the gallbladder.

Dr. Greenberg provides a wide range of services including Appendectomy, Cholecystectomy (Gallbladder Removal), Laparoscopic Adjustable Gastric Band, Laparoscopic and Robotic Gastrectomy, Laparoscopic and Robotic Heller Myotomy, Laparoscopic and Robotic Nissen Fundoplication, Laparoscopic and Robotic Paraesophageal Hernia Repair, Laparoscopic Revisional Bariatric Surgery, Laparoscopic Roux-en-Y Gastric Bypass, Laparoscopic Vertical Sleeve Gastrectomy, LINX Reflux Management System for GERD, Open and Laparoscopic Hernia Repair, Peroral Endoscopic Mytomy (POEM), Transoral Incisionless Fundoplication (TIF) , and Ventral / Abdominal Hernia Repair.

Research Interests

Dr. Greenberg’s principal research interest focuses on simulation as well as surgical education and training.

Active Clinical Trials

Recent Publications
  • Ventral Hernia Management: Expert Consensus Guided by Systematic Review.
    Liang MK, Holihan JL, Itani K, Alawadi ZM, Gonzalez JR, Askenasy EP, Ballecer C, Chong HS, Goldblatt MI, Greenberg JA, Harvin JA, Keith JN, Martindale RG, Orenstein S, Richmond B, Roth JS, Szotek P, Towfigh S, Tsuda S, Vaziri K, Berger DH
    Ann. Surg. 2016 Mar 15.
    [PubMed ID: 26982687]
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  • The Effect of Route of Anvil Insertion on Stricture Rates with Circular Stapled Gastrojejunostomy During Laparoscopic Gastric Bypass.
    Khoraki J, Funk LM, Greenberg JA, Leverson G, Campos GM
    Obes Surg 2016 Mar; 26(3):517-24.
    [PubMed ID: 26140856]
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  • Weight loss after bariatric surgery: a propensity score analysis.
    Shah N, Greenberg JA, Leverson G, Statz AK, Jolles SA, Funk LM
    J. Surg. Res. 2016 Feb 23.
    [PubMed ID: 27041600]
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  • One-year Surgical Outcomes and Costs for Medicaid Versus Non-Medicaid Patients Undergoing Laparoscopic Roux-en-Y Gastric Bypass: A Single-Center Study.
    Chen EY, Fox BT, Suzo A, Greenberg JA, Campos GM, Garren MJ, Funk LM
    Surg Laparosc Endosc Percutan Tech 2016 Feb; 26(1):38-43.
    [PubMed ID: 26836627, PMC ID: 4742364]
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  • Sublay versus underlay in open ventral hernia repair.
    Holihan JL, Bondre I, Askenasy EP, Greenberg JA, Keith JN, Martindale RG, Roth JS, Liang MK, Ventral Hernia Outcomes Collaborative (VHOC) Writing Group
    J. Surg. Res. 2016 May 1; 202(1):26-32.
    [PubMed ID: 27083944]
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  • Laparoscopic ventral hernia repair with primary fascial closure versus bridged repair: a risk-adjusted comparative study.
    Wennergren JE, Askenasy EP, Greenberg JA, Holihan J, Keith J, Liang MK, Martindale RG, Trott S, Plymale M, Roth JS
    Surg Endosc 2015 Nov 17.
    [PubMed ID: 26578434]
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  • Component Separation vs. Bridged Repair for Large Ventral Hernias: A Multi-Institutional Risk-Adjusted Comparison, Systematic Review, and Meta-Analysis.
    Holihan JL, Askenasy EP, Greenberg JA, Keith JN, Martindale RG, Roth JS, Mo J, Ko TC, Kao LS, Liang MK, Ventral Hernia Outcome Collaboration Writing Group
    Surg Infect (Larchmt) 2016 Feb; 17(1):17-26.
    [PubMed ID: 26375422, PMC ID: 4742969]
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  • Suture, synthetic, or biologic in contaminated ventral hernia repair.
    Bondre IL, Holihan JL, Askenasy EP, Greenberg JA, Keith JN, Martindale RG, Roth JS, Liang MK, Ventral Hernia Outcomes Collaborative
    J. Surg. Res. 2016 Feb; 200(2):488-94.
    [PubMed ID: 26424112]
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  • The use of error analysis to assess resident performance.
    D'Angelo AL, Law KE, Cohen ER, Greenberg JA, Kwan C, Greenberg C, Wiegmann DA, Pugh CM
    Surgery 2015 Nov; 158(5):1408-14.
    [PubMed ID: 26003910, PMC ID: 4604013]
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  • Dietary and psych predictors of weight loss after gastric bypass.
    Fox B, Chen E, Suzo A, Jolles S, Greenberg JA, Campos GM, Voils CI, Funk LM
    J. Surg. Res. 2015 Aug; 197(2):283-90.
    [PubMed ID: 25940162]
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  • Feasibility and outcomes of laparoscopic sleeve gastrectomy after solid organ transplantation.
    Khoraki J, Katz MG, Funk LM, Greenberg JA, Fernandez LA, Campos GM
    Surg Obes Relat Dis 2016 Jan; 12(1):75-83.
    [PubMed ID: 26048513]
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  • Reduction of surgical site infections after laparoscopic gastric bypass with circular stapled gastrojejunostomy.
    Shabino PJ, Khoraki J, Elegbede AF, Schmocker RK, Nabozny MJ, Funk LM, Greenberg JA, Campos GM
    Surg Obes Relat Dis 2016 Jan; 12(1):4-9.
    [PubMed ID: 26048519]
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  • An unusual case of obstruction after Roux-en-Y gastric bypass.
    Schmocker RK, Greenblatt DY, Greenberg JA
    Am Surg 2015 Jan; 81(1):E8-9.
    [PubMed ID: 25569041]
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  • Use of decision-based simulations to assess resident readiness for operative independence.
    D'Angelo AL, Cohen ER, Kwan C, Laufer S, Greenberg C, Greenberg J, Wiegmann D, Pugh CM
    Am. J. Surg. 2015 Jan; 209(1):132-9.
    [PubMed ID: 25454962, PMC ID: 4426906]
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  • Incidence and risk factors of incisional hernia formation following abdominal organ transplantation.
    Smith CT, Katz MG, Foley D, Welch B, Leverson GE, Funk LM, Greenberg JA
    Surg Endosc 2015 Feb; 29(2):398-404.
    [PubMed ID: 25125093, PMC ID: 4324562]
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