Walter Wai-Yip Chan MD MPH
Esophagus Disease, Gastrointestinal Functional & Motility Disorders
Brigham and Women's Hospital, Harvard Medical School
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75 Francis StBoston, MA 02115
Phone+1 617-732-6389
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Education & Training
Mass General Brigham/Brigham and Women's HospitalFellowship, Gastroenterology, 2007 - 2010
Washington University/B-JH/SLCH ConsortiumResidency, Internal Medicine, 2004 - 2007- WashU MedicineClass of 2004
Certifications & Licensure
MA State Medical License 2007 - 2028
MO State Medical License 2007 - 2008
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 1 Certification Partners Longitudinal Medical Record, Partners Healthcare System, 2012, 2014-2017
- CMS Meaningful Use Stage 1 Certification Partners Longitudinal Medical Record, Partners Healthcare System, 2012, 2014-2017
Publications & Presentations
PubMed
- Editorial: Do we Need to Adapt GERD Metrics Based on the Population Being Evaluated? Authors' Reply.Walter W Chan, Chien-Lin Chen, C Prakash Gyawali
Alimentary Pharmacology & Therapeutics. 2026-06-02 - Letter: From Regional Diagnostic Thresholds to Phenotype-Guided Management in Asian Reflux Disease. Authors' Reply.Walter W Chan, Chien-Lin Chen, C Prakash Gyawali
Alimentary Pharmacology & Therapeutics. 2026-05-31 - Asian Patients Report Higher Reflux Symptom Burden than US Patients Despite Lower Objective Reflux Burden.Walter W Chan, Ming-Wun Wong, Matthew K Schroeder, Allyson G Richardson, Chien-Lin Chen
Alimentary Pharmacology & Therapeutics. 2026-05-10
Authored Content
- Tu1059 PATTERN OF SEDATION USE IN ESOPHAGODUODENOSCOPY IN UNITED STATES: ANALYSIS OF THE NATIONAL ENDOSCOPIC DATABASE 2000-2014May 2018
Press Mentions
In EoE, Esophageal Protein Profiles Appear Similar Between PPI-Responsive and Nonresponsive Patients Before TreatmentDecember 18th, 2024- COVID-19 May Trigger Irritable Bowel SyndromeAugust 19th, 2022
- Be Prepared for Long Covid IBSAugust 9th, 2022
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