Gregory J Gores MD

Biliary Tract Disease, Hepatology & Liver Transplantation

Professor, Internal Medicine, Mayo Med Sch

200 1st St SwRochester, MN 55905
Phone+1 507-284-2511

Dr. Gores is on Doximity

As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Gores' full profile Already have an account?

Education & Training

Mayo Clinic College of Medicine and Science (Rochester)Fellowship, Gastroenterology, 1983 - 1986
Mayo Clinic College of Medicine and Science (Rochester)Residency, Internal Medicine, 1980 - 1983
University of North Dakota School of Medicine and Health SciencesClass of 1980
University of North DakotaB.S., Medicine, 1978
University of North DakotaB.S., Natural Science, Summa Cum Laude, 1976

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2026 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.

Certifications & Licensure

AZ State Medical License 1990 - 2027
MN State Medical License 1981 - 2027
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

CMS Meaningful Use Stage 2 Certification Mayo Clinic Electronic Notes, Mayo Clinic, 2014-2017
CMS Meaningful Use Stage 1 Certification Centricity Enterprise (CE), GE Healthcare, 2014-2017
CMS Meaningful Use Stage 2 Certification Mayo Clinic Incorporate Lab Results, Mayo Clinic, 2014-2017

Publications & Presentations

PubMed

Compositional and functional differences of gut microbiome and metabolome inform pathogenesis of cholestatic liver disease.
Marios Nikolaidis, Chang Hu, Brian D Juran, Bryan M McCauley, Erik M Schlicht
Gut Microbes. 2026-12-31
Multiomics combined with machine learning defines unique molecular subtypes of cholangiocarcinoma and identifies TNK1 as a therapeutic target.
Dong-Gi Mun, Erik Jessen, Jennifer L Tomlinson, Danielle Carlson, Rohit Budhraja
Hepatology. 2026-08-01
Perihilar Cholangiocarcinoma in Primary Sclerosing Cholangitis.
Asim Abdulhamid, Gregory J Gores, Julie K Heimbach, John E Eaton
Clinics in Liver Disease. 2026-08-01

Journal Articles

Intrahepatic Cholangiocarcinoma: Continuing Challenges and Translational Advances
Mario Strazzabosco, Florin M Selaru, Gregory J Gores, Xin Wei Wang, Hepatology
Biliary repair and carcinogenesis are mediated by IL-33-dependent cholangiocyte proliferation
Li J, Razumilava N, Gores GJ, Walters S, Mizuochi T, Mourya R, Bessho K, Wang YH, Glaser SS, Shivakumar P, Bezerra JA, J Clin Invest, 1/1/2014
Hepatocellular carcinoma: Clinical frontiers and perspectives
Bruix J, Gores GJ, Mazzaferro V, Gut, 1/1/2014

Books/Book Chapters

Shackelford's surgery of the alimentary tract.
Chapter: Primary sclerosing cholangitis.
Page 1405 - 1416Lazaridis KN, Gores GJEditors: Yeo CJ.Saunders Elsevier, Philadelphia, PAEdition 7th,2013
Zakim and Boyer's hepatology: a textbook of liver disease.
Chapter: Cholangiocarcinoma.
Page 1032 - 1044Lazaridis KN, Gores GJEditors: Boyer TD; Manns MP; Sanyal AJ.Saunders Elsevier, Philadelphia, PAEdition 6th,2012
Textbook of clinical gastroenterology and hepatology.
Chapter: Cholangiocarcinoma.
Page 580 - 585Lazaridis KN, Gores GJEditors: Hawkey CJ; et al.Wiley-Blackwell, Chichester; MaldenEdition 2nd,2012

Abstracts/Posters

Bloodstream infections (bsi) in patients undergoing liver transplantation (lt) for hilar cholangiocarcinoma (cca).
Ramanan P, Cummins N, Wilhelm M, Heimbach J, Dierkhising R, Kremers W, Rosen C, Gores G , Razonable R, Transplantation, 7/1/2014
Intra-abdominal infections in patients undergoing liver transplantation (lt) for hilar cholangiocarcinoma (cca).
Ramanan P, Cummins N, Wilhelm M, Heimbach J, Dierkhising R, Kremers W, Rosen C, Gores G , Razonable R, Transplantation, 7/1/2014
Risk factors for infections in patients undergoing liver transplantation (lt) for hilar cholangiocarcinoma (cca).
Ramanan P, Cummins N, Wilhelm M, Heimbach J, Dierkhising R, Kremers W, Rosen C, Gores G , Razonable R, Transplantation, 7/1/2014

Lectures

PG Course
Boston, MA - 1/1/2010
Monothematic Conference
Oslo, Norway - 1/1/2009
Academic Skills Workshop
Phoenix, AZ - 1/1/2009

Other

Cell Death: Suicide vs. Murder. Postgraduate Course of the American Association for the Study of Liver Diseases.
Gores GJ, SLACK/SPN Interactive
1/1/1997
Hot Topics in Gastroenterology: Mass in the liver.
Gores GJ, Prime Practive: A CD-ROM series for Primary Care Practitioners, Vol. 2, No. 2
1/1/1996
Neoplastic cholangiopathies. 1996 Postgraduate Course of the Ameican Association for the Study of Liver Diseases.
Gores GJ, SLACK/SPN Interactive
1/1/1996

Press Mentions

Mayo Clinic Wants to Create 'Future of Medicine' in New Research CenterApril 28th, 2021
Mayo Clinic’s New Research Building Growing to 11 FloorsApril 27th, 2021
Monoclonal Antibodies: Update on This COVID-19 Experimental TherapyFebruary 17th, 2021

Grant Support

Cholestatic Liver InjuryMAYO CLINIC ROCHESTER2020–2025
Mechanisms Of Liver Cell InjuryNational Institute Of Diabetes And Digestive And Kidney Diseases2010–2012
Mechanisms Of Carcinogenesis In Biliary EpitheliaNational Institute Of Diabetes And Digestive And Kidney Diseases2004–2012
Organelle Dysfunction And Apoptosis In Liver EpitheliaNational Institute Of Diabetes And Digestive And Kidney Diseases2004–2011
Mechanisms Of Liver Cell InjuryNational Institute Of Diabetes And Digestive And Kidney Diseases2004–2009