John MarkBGubatanMD

Gastroenterology • Stanford, CA

Inflammatory Bowel Disease

Physician

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Office
300 Pasteur Dr
Stanford, CA 94305
Phone+1 650-723-4000

Summary

Dr. John Mark Gubatan is a gastroenterologist based in Stanford, CA, specializing in inflammatory bowel disease. He completed his gastroenterology fellowship at Stanford Health Care and his internal medicine residency at Beth Israel Deaconess Medical Center, following his medical degree from Harvard Medical School. Dr. Gubatan is employed at Stanford Health Care and has contributed several publications on inflammatory bowel disease topics, including the immunogenicity of therapeutic antibodies and vitamin D's influence in ulcerative colitis. He has served as the principal investigator in clinical trials focused on vitamin D regulation in gut-specific B cells. Dr. Gubatan's accolades include the Doris Duke Physician Scientist Fellowship Award, among others.

Education & Training

Stanford Health Care-Sponsored Stanford UniversityFellowship, Gastroenterology, 2018 - 2021
Beth Israel Deaconess Medical CenterResidency, Internal Medicine, 2014 - 2017
Harvard Medical SchoolClass of 2014

Certifications & Licensure

CA State Medical License 2018 - 2025
MA State Medical License 2017 - 2024
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

Doris Duke Physician Scientist Fellowship Award Doris Duke Charitable Foundation (DDCF), 2021-2023
Chan Zuckerberg Biohub Physician Scientist Scholar Award Chan Zuckerberg Biohub, 2020-2022
Clinical Research Loan Repayment Program Award National Institutes of Health (NIH)/National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), 2020-2022
NCSCG Symposium 1st Place Abstract Award Northern California Society for Clinical Gastroenterology, 2021
Stanford Translational Research and Applied Medicine (TRAM) Pilot Grant Award Stanford University, 2020-2021
Stanford Gastroenterology Chief Fellow Division of Gastroenterology and Hepatology, Stanford University, 2020-2021
AGA Gastroenterology Journal Editorial Fellow American Gastroenterological Association (AGA), 2020-2021
Top Downloaded Paper 2018-2019 Award Wiley Publishing, 2020
Robert W. Summers Grant Award American Society of Gastrointestinal Endoscopy (ASGE), 2019
Third Annual Inflammatory Bowel Disease (IBD) Summit for Fellows Travel Award IBD Summit VINDICO, 2019
Outstanding Reviewer Award Experimental Biology and Medicine, 2019
Senior Resident Medicine Grand Rounds Research Presentation Beth Israel Deaconess Medical Center, Harvard Medical School, 2017
Harvard Open Access Publishing Equity (HOPE) Award Harvard University, 2016
Outstanding Abstract Award Beth Israel Deaconess Medical Center, Harvard Medical School, 2016
Class of 1951 Endowed Scholarship Harvard Medical School, 2013
Immunology Research Award Harvard Dean Advisory Council Meeting, 2011
Summer Research Fellowship Harvard Medical School, 2011
Outstanding Senior Award Department of Chemistry, Michigan Tech University, 2010
Summa Cum Laude Michigan Tech University, 2010
National Achievement Scholarship Michigan Tech University, 2007-2010
Barry M. Goldwater Scholar Barry Goldwater Scholarship & Excellence in Education Foundation, 2009
Amgen Scholarship, Stanford University School of Medicine Amgen Foundation, 2009
Summer Undergraduate Research Program (SHURP) Fellowship Harvard Medical School, 2008
Summer Medical And Research Training (SMART) Program Fellowship Baylor College of Medicine, 2007
NIH Research Initiate for Scientific Enhancement (RISE) Fellowship University of Guam, 2006-2007
Government of Guam Merit Scholarship University of Guam, 2005-2007
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Clinical Trials

Vitamin D Regulation of Gut Specific B Cells and Antibodies Targeting Gut Bacteria in Inflammatory Bowel Disease Start of enrollment: 2021 Jul 01
Completed
Phase 1
Roles: Principal Investigator, Contact

Publications & Presentations

PubMed

A Similar Mutation in the AAUU-Rich Elements of the Mouse TNF Gene Results in a Distinct Ileocolitic Phenotype: A New Strain of TNF-Overexpressing Mice.
Amruth Chilukuri, Margaret Kim, Taniya Mitra, John M Gubatan, Josef Urrete
Inflammatory Bowel Diseases. 2025-01-04
Immunogenicity of Therapeutic Antibodies Used for Inflammatory Bowel Disease: Treatment and Clinical Considerations.
Ole Haagen Nielsen, Alexander Hammerhøj, Mark Andrew Ainsworth, John Gubatan, Geert D'Haens
Drugs. 2025-01-01
1 citations
Immune effector cell-associated enterocolitis following chimeric antigen receptor T-cell therapy in multiple myeloma.
Gliceida Galarza Fortuna, Rahul Banerjee, Constanza Savid-Frontera, Jinming Song, Carlos M Morán-Segura
Blood Cancer Journal. 2024-10-16

Press Mentions

Getting More Vitamin D May Help Ward off Ulcerative Colitis Flare-UpsApril 5th, 2017
Vitamin D May Be More Important Than Known for Ulcerative ColitisFebruary 20th, 2017
Low Vitamin D Levels Linked to Relapse of Ulcerative ColitisFebruary 17th, 2017
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