Alan Moss, MD

Alan Moss, MD, is a renowned clinician-scientist who serves as the chief scientific officer at the Crohn’s & Colitis Foundation. His prior roles include serving as the director of the Crohn’s & Colitis Program at Boston Medical Center (BMC) and professor of medicine at Boston University (BU). In his clinical practice, Dr. Moss has cared for IBD patients from underserved, immigrant, and unhoused populations.

His research spans microbial therapeutics, mucosal immunology, and clinical outcomes. Moss has published more than 200 peer-reviewed articles.

Prior to joining BMC and BU, Moss was an associate professor of medicine at Harvard Medical School and an IBD physician at Beth Israel Deaconess Medical Center (BIDMC), where he was also the director of translational research. He also served as an associate investigator at both Mass General Hospital and Massachusetts Institute of Technology.

Moss has held positions as deputy-editor of Crohn’s & Colitis 360, and as associate editor for Journal of Crohn’s & Colitis (ECCO), Frontline Gastroenterology (BMJ) and the World Journal of Gastroenterology. He has served on the nominating committee of the IBD section of American Gastroenterological Association, and the Professional Education and National Scientific Advisory Committee for the Crohn’s & Colitis Foundation. He is a reviewer for national and international research bodies, including the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) and European Research Council.

Moss received his medical education and training in Ireland at RCSI Medical School in Dublin and continued his medical training in the United  States through a fellowship at BIDMC.

• Bachelor of Medicine, Bachelor of Surgery, Bachelor of Obstetrics (MB, Bch, BAO) in Medicine, Royal College of Surgeons in Ireland, Dublin
• Medical Doctor (MD), University College Dublin
• Belvedere College S.J., Dublin

• Crohn’s & Colitis Foundation: Litwin Pioneer’s Award, 2019
• School of Medicine, Dublin University: Visiting Professor in IBD, 2019
• Harvard Medical Faculty Physicians: Physician Leadership Program, 2018
• UCLA Digestive Disease Division: Visiting Professor, 2017
• University Clinic Barcelona: Visiting Professor, 2017
• Colorectal Research Center, University College Dublin: “State of the Art Lecture,” 2015
• American College of Gastroenterology: “Best of DDW” Poster Nominee, 2014
• American College of Gastroenterology: IBD Abstract Research Award, 2013
• Harvard Medical School: Mentoring Award Nominee, 2012
• State University of New York: Goldwitz-Allen Memorial Lectureship, 2012
• Beth Israel Deaconess Medical Center: Rabb Award for GI Research, 2012
• American Gastroenterological Association: Abstract of Distinction Award, 2011
• The Academy at Harvard Medical School: Excellence in Tutoring Award, 2008–2010
• American College of Gastroenterology: Presidential Abstract Award, 2008
• American Gastroenterological Association: Fellow’s Travel Award, 2006
• American Society for Clinical Oncology: Foundation Merit Award, 2005
• European Crohn’s & Colitis Organization: Trainee Travel Award, 2004
• United European Gastroenterology Federation: Outstanding Abstract Award, Research, 2002
• University College Dublin: Excellence in Clinical Teaching, 2002

• Fellow of the American College of Gastroenterology (FACG)
• American Gastroenterological Association Fellow (AGAF)
• Fellowship in European Board of Gastroenterology (FEBG)
• Fellowship of the Royal College of Physicians of Ireland (FRCPI)

• Fields-White M. Crohn’s Disease and Pregnancy: What You Need to Know. Everyday Health. October 9, 2024.
• Denworth L. New Drugs, and Diets, Soothe Inflammatory Bowel Disease. Scientific American. March 18, 2025.
• Klein S. 8 Apps That Can Help You Manage IBD. Time. September 20, 2024.
• Doheney K. Ulcerative Colitis: New Medications, New Hope for Remission. WebMD. Dec. 6, 2024.