Dr. John Marshall

Gastroenterologist · Ulcerative Colitis · Crohn's Disease · Hamilton, Ontario
  • 222 Publications

A Professor of Medicine and Director of the Division of Gastroenterology at McMaster University, Dr. Marshall is a widely published gastroenterology expert. His contributions to IBD research include 200 papers and book chapters. Dr. Marshall serves on the editorial board of several gastroenterology journals and is Editor-in-Chief of the Journal of the Canadian Association of Gastroenterology. His research covers topics ranging from inflammatory bowel disease to post-infectious irritable bowel syndrome, gastrointestinal bleeding and health economics. From early in his career, Dr. Marshall was recognized as a forerunner in his field, earning both the Canadian Association of Gastroenterology Young Investigator Award (2008) and Young Educator Award (2006).

"A health therapeutic alliance between a patient and a physician is the foundation of effective management of chronic diseases such as inflammatory bowel disease and an important part of developing and maintaining that relationship is shared decision making."
-Dr. John Marshall


Mcmaster university

Director of Division of Gastroenterology

McMaster University

The Division of Gastroenterology operates in four acute care sites in Hamilton. The Division counts with over 20 clinicians with expertise and extensive experience in gastroesophageal reflux disease, inflammatory bowel disease, functional gastrointestinal diseases, motility disorders, nutrition, advanced endoscopy techniques and hepatology. The Division partners with the Farncombe Family Digestive Health Research Institute, producing many groundbreaking studies that have contributed to their reputation as one of the top 10 research groups in the world.

Mcmaster university hamilton health sciences

Gastroenterologist at Hamilton Health Sciences

McMaster University: Hamilton Health Sciences

McMaster University Medical Centre is a state-of-the-art healthcare facility providing healthcare services for Hamilton and central-west Ontario. In an environment designed to foster learning and innovation, the medical center staff offers patient care in a wide range of medical specialties.


Queens s university

Medical Degree

Queens's University

Mcmaster university

Master of Science

McMaster University


Dr. John Marshall has been involved in 222 publications.


Dr. John Marshall is affiliated with McMaster University: Department of Gastroenterology at Health Sciences Centre,1280 Main St W, Hamilton, Ontario, L8N 3Z5.