Andrew T Chan MD
Associate Professor, Medicine-Massachusetts General Hospital, Harvard Medical School
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55 Fruit StBoston, MA 02114
Phone+1 617-726-3212
Fax+1 617-724-6832
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Education & Training
Mass General Brigham/Massachusetts General HospitalFellowship, Gastroenterology, 2000 - 2004- Mass General Brigham/Massachusetts General HospitalResidency, Internal Medicine, 1997 - 2000
Harvard Medical SchoolClass of 1997
Certifications & Licensure
MA State Medical License 2001 - 2026
American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2012
Clinical Trials
- Indocyanine Green Fluorescent Molecular Imaging of the Gastrointestinal Tract Start of enrollment: 2010 Feb 01
Publications & Presentations
PubMed
- Long-term yogurt intake and colorectal cancer incidence subclassified byabundance in tumor.Satoko Ugai, Li Liu, Keisuke Kosumi, Hidetaka Kawamura, Tsuyoshi Hamada
Gut Microbes. 2025-12-01 - Waist Circumference, a Body Shape Index, and Molecular Subtypes of Colorectal Cancer: A Pooled Analysis of Four Cohort Studies.Christos V Chalitsios, Georgios Markozannes, Christos Papagiannopoulos, Elom K Aglago, Sonja I Berndt
Cancer Epidemiology, Biomarkers & Prevention. 2025-04-03 - Prediagnostic Plasma Metabolites Are Associated with Incident Hepatocellular Carcinoma: A Prospective Analysis.Robert M Wilechansky, Prasanna K Challa, Xijing Han, Xinwei Hua, Alisa K Manning
Cancer Prevention Research. 2025-04-01
Journal Articles
- Aspirin Use and Risk of Colorectal Cancer Among Older AdultsLong H Nguyen, Kimmie Ng, Jeffrey A Meyerhardt, Andrew T Chan, JAMA Oncology
- Next Steps in Studying the Human Microbiome and Health in Prospective Studies, Bethesda, MD, May 16–17, 2017J Gregory Caporaso, Martin Blaser, Michael J Orlich, Mitchell H Gail, Heidi H Kong, Andrew T Chan, Kathy Helzlsouer, BioMed Central
- Mendelian Randomization Analysis of C-reactive Protein on Colorectal Cancer RiskRobert E Schoen, Shuji Ogino, Li Li, Stephen B Gruber, Andrew T Chan, International Journal of Epidemiology
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Authored Content
- Vitamin D Status After Colorectal Cancer Diagnosis and Patient Survival According to Immune Response to TumourOctober 2018
- Influence of Smoking, Body Mass Index and Other Factors on the Preventive Effect of Nonsteroidal Anti-Inflammatory Drugs on Colorectal Cancer RiskJune 2018
- Mo1123 CRYOTHERAPY (TRUFREEZE™) VS. RADIO FREQUENCY ABLATION (BARRX™) FOR THE TREATMENT OF BARRETT’S ESOPHAGUS WITH HIGH-GRADE DYSPLASIA AND/OR EARLY ADENOCARCINOMA: AD INTERIM RESULTS OF A NON-INFERIORITY RANDOMIZED CLINICAL TRIALMay 2018
Press Mentions
Yoghurt May Help Ward off Colon Cancer Risks – US StudyFebruary 25th, 2025- Long-Term Yoghurt Intake Can Lower Colon Cancer IncidenceFebruary 20th, 2025
- Eating Yogurt Linked to 20% Lower Risk of Colorectal CancerFebruary 15th, 2025
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Grant Support
- Inflammation And Colorectal NeoplasiaNational Cancer Institute2009–2011
- Prospective Studies Of Colorectal AdenomaNational Cancer Institute2005–2009
Professional Memberships
- Member
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