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Northwestern University Feinberg School of Medicine
Department of Medicine

Gastroenterology and Hepatology

About Us

The Division of Gastroenterology and Hepatology is dedicated to clinical practice, research and education in esophageal and motility disorders, including achalasia, dysphagia and GERD.

“The division has a robust clinical practice that resides within our new Digestive Health Center … a true collaborative effort.”

– John Pandolfino, MD

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What We Do

Faculty: Meet the Team

View individual profiles of our faculty members and learn about their research and clinical specialties.

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Laura H Yun

Assistant Professor of Medicine (Gastroenterology and Hepatology)

Inflammatory bowel disease, Crohn's disease and Ulcerative colitis Women's Health issues in Gastroenterology

Steven L Flamm

Professor of Medicine (Gastroenterology and Hepatology) and Surgery

Hepatic disease, Hepatitis B and C, Viral infections

Greg S Cohen

Clinical Assistant Professor of Medicine (Gastroenterology and Hepatology)

Dr. Cohen practices General Gastroenterology with additional special focuses on Crohn's Disease, Ulcerative Colitis, and non surgical treatment of hemorrhoids. Dr. Cohen is originally from Potomac, Maryland. He completed his undergraduate work at Cornell University and medical school at the University of Maryland. Dr. Cohen moved to Chicago in 1998 where he completed his residency at Northwestern followed by a 4 year combined clinical and research GI fellowship under an NIH training grant at the University of Chicago. He has been in practice at Northwestern since 2005. Dr. Cohen is board certi...

David M Shapiro

Assistant Professor of Medicine (Gastroenterology and Hepatology)

I perform primary and secondary endoscopic (non-surgical) therapies for obesity, including placement of the Orbera gastric balloon, the Aspire Assist device and endoscopic sleeve gastroplasty. I also perform gastro-jejunal outlet reduction for weight regain after bariatric surgery. I have also been trained to use the EsophyX device (TIF procedure) as a minimally invasive (non-surgical) treatment for GERD. I am also interested in endoscopic treatment of post-surgical complications and endoscopic suturing.

Daniel R Ganger

Professor of Medicine (Gastroenterology and Hepatology) and Surgery (Organ Transplantation)

Received Medical Degree a the University of Buenos Aires. Internal Medicine training at St Louis University Missouri and Gastroenterology /Hepatology at Northwestern University. Academic Title: Professor of Medicine and Surgery Feinberg School of Medicine.

Peter Kahrilas

Professor of Medicine (Gastroenterology and Hepatology)

Esophageal disorders, Gastroesophageal reflux disease, Swallowing disorders

John Pandolfino

Professor of Medicine (Gastroenterology and Hepatology)

Esophageal Disorders, Swallowing Disorders, Gastroesophageal Reflux Disease (GERD), Eosinophilic Esophagitis

Richard Green

Professor of Medicine (Gastroenterology and Hepatology)

Hepatology (liver)

Marie-Pier Tetreault

Assistant Professor of Medicine (Gastroenterology and Hepatology)

In the Tetreault Lab, our goal is to better understand the crosstalk between epithelial cells and their surrounding microenvironment (immune cells, fibroblasts, endothelial cells). A particular area of expertise of our laboratory is in defining the role of epithelial inflammatory mediators in esophageal tissue homeostasis and esophageal disease pathogenesis. Our diseases of interest include esophageal cancer, eosinophilic esophagitis, scleroderma esophageal disease and achalasia. Our research program focuses on two key inflammatory pathways: the IKKß/NF¿B and STAT3 pathways. We employ novel th...

Ikuo Hirano

Professor of Medicine (Gastroenterology and Hepatology)

Dr. Hirano is Professor of Medicine at Northwestern University Feinberg School of Medicine. He attended college at Yale University, medical school at the University of Pennsylvania and completed his medical residency and GI fellowship at Beth Israel Hospital in Boston. He took a faculty position at the West Roxbury VA Medical Center and Harvard Medical School working in esophageal swallowing physiology before coming to Northwestern in 1998. He is currently serving as Vice-Chair for the American Gastroenterological Association’s Esophageal, Gastric and Duodenal (EGD) section, site principal inv...

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Diversity and Inclusion

The department works toward an environment of inclusion and support through the Diversity and Cultural Affairs Council and through several dedicated events and initiatives.

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Housestaff Research Portal

Graduate Research Resources

We offer a wide range of resources, mentorship opportunities and training to help our residents and fellows excel as physician-scientists. Explore all of the resources and hear from housestaff who are making research a major part of their career development plans.

Visit the Housestaff Research Portal

Giving

We invite your philanthropic partnership in helping us achieve our research and teaching missions each day.

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Contact MaryPat Mauro for more information on supporting the Division of Gastroenterology and Hepatology at 312-503-1090 or marypat.mauro@northwestern.edu

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