

Gastroenterology
Robert Ganz, MD
Associate Professor of Medicine, University of Minnesota; Chair, ASGE Research Foundation Board
Dr. Robert A. Ganz, MD, is a gastroenterologist specializing in advanced endoscopic interventions, esophagus disease, gastroesophageal reflux disease (GERD), Barrett's esophagus, and esophageal cancer. He treats conditions including Barrett's esophagus with dysplasia, esophageal achalasia, esophageal ulcer, rectal ulcer, Crohn's disease, peptic ulcer disease, and Helicobacter pylori infections. His expertise encompasses esophageal food impaction, chronic gastritis, colorectal polyps, and constip
45+
Years in Practice
Credentials
Board Certifications
- Gastroenterology (ABIM)
- Internal Medicine (ABIM)
Education & Training
- Northwestern University — Fellowship, Gastroenterology
- University of Illinois Hospital — Residency, Internal Medicine
- University of Illinois College of Medicine — M.D., 1987
Peer Recognition
- Castle Connolly — Top Doctor
2025-2026 (2 years)
Clinical Focus
Subspecialties
Conditions & Treatments
Practice Details
Hospital Affiliations
- Abbott Northwestern Hospital
Languages
English
Experience
45+ years in practice