Marvin Ryou MD
Advanced Endoscopic Interventional, Biliary Tract Disease, Gastrointestinal Cancer, Hepatology & Liver Transplantation
Associate Professor of Medicine, Brigham & Women's Hospital
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75 Francis StAsbiiBoston, MA 02115
Phone+1 617-732-5500
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Education & Training
Massachusetts General HospitalFellowship, Advanced Endoscopy, 2010 - 2011
Mass General Brigham/Brigham and Women's HospitalFellowship, Gastroenterology, 2007 - 2010- Mass General Brigham/Brigham and Women's HospitalResidency, Internal Medicine, 2003 - 2006
Harvard Medical SchoolClass of 2003
Certifications & Licensure
MA State Medical License 2005 - 2028
American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- CMS Meaningful Use Stage 1 Certification Partners Longitudinal Medical Record, Partners Healthcare System, 2012, 2014-2017
- CMS Meaningful Use Stage 2 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2012, 2014-2017
- CMS Meaningful Use Stage 2 Certification EpicCare Inpatient 2014 Certified EHR Suite, Epic Systems Corporation, 2012, 2014-2017
Clinical Trials
- Comparison of EUS-Guided Liver Biopsy With Percutaneous Liver Biopsy Start of enrollment: 2017 Jan 01
- MANTIS Endoscopic Clipping Study Start of enrollment: 2023 Mar 28
Roles: Contact, Principal Investigator
Publications & Presentations
PubMed
- Combination sclerotherapy and band ligation for refractory transfusion-dependent nodular gastric antral vascular ectasia (GAVE): inducing submucosal scarring.Patrick T Magahis, Thomas J Wang, Daniel J Stein, Kathleen Viveiros, Steven D Zucker
Clinical Journal of Gastroenterology. 2026-06-06 - Four-Year Outcomes of Duodeno-Ileal Bipartition Using Self-Forming Magnets: The Sutureless Neodymium Anastomosis Procedure (SNAP) for Obesity and Type 2 Diabetes.Pichamol Jirapinyo, Francisco Schlottmann, David B Lautz, Patrick Ryou, Marvin Ryou
Obesity Surgery. 2026-06-01 - Endoscopic ultrasound-guided coil and glue embolization of gastric varices targeting feeder vessel versus submucosal variceal complex: A pragmatic comparative analysis...Jahnvi Dhar, Rahul Thakur, Pankaj Gupta, Cherring Tandup, Satish Subbiah Nagaraj
Gastrointestinal Endoscopy. 2026-05-18
Journal Articles
- Choosing the Right Through-the-Scope Clip: A Rigorous Comparison of Rotatability, Whip, open/close Precision, and Closure Strength (With Videos)Hiroyuki Aihara, Allison R Schulman, Marvin Ryou, Gastrointestinal Endoscopy
- Choosing the Right Through-the-Scope Clip: A Rigorous Comparison of Rotatability, Whip, open/close Precision, and Closure Strength (With Videos)Hiroyuki Aihara, Allison R Schulman, Marvin Ryou, Gastrointestinal Endoscopy
Authored Content
- Choosing the Right Through-the-Scope Clip: A Rigorous Comparison of Rotatability, Whip, open/close Precision, and Closure Strength (With Videos)July 2018
Press Mentions
Color-Imaging Endoscopy Improves Detection of Upper GI CancerJanuary 15th, 2021- GI Windows Secures Another $16.4M for Novel Anastomosis SolutionAugust 28th, 2020
Galway Medtech Company EnteraSense Raises €3.5m in InvestmentJanuary 7th, 2019
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