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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A Aziz Aadam

Assistant Professor of Medicine (Gastroenterology and Hepatology)

Dr. Aadam is an interventional gastroenterologist with specialized expertise in gastrointestinal oncology as well as complex pancreas and biliary disorders. He is part of a mutli-disciplinary team that incorporates the latest research and state of the art technology into a patient centered comprehensive care plan. He is active in clinical research and has been invited to present his work at several national conferences. Dr. Aadam has undergone additional training to perform advanced endosopic procedures such as endoscopic ultrasound (EUS), ERCP, and stent placement within the GI tract. He is c...

John Pandolfino

Professor of Medicine (Gastroenterology and Hepatology)

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

Lisa B VanWagner

Assistant Professor of Medicine (Gastroenterology and Hepatology) and Preventive Medicine

Dr. VanWagner is board certified in Internal Medicine, Gastroenterology & Hepatology and Transplant Hepatology and holds active medical licensure in the state of Illinois. She received her medical degree from the University of Virginia School of Medicine in 2007. She completed her internship and residency in Internal Medicine at Northwestern University Feinberg School of Medicine in Chicago, IL in 2010 and then served as Chief Medical Resident from 2010-2011. She also obtained her master’s degree in Clinical Investigation from the Northwestern University Graduate School in 2011. Dr. VanWagner ...

Nirmala Gonsalves

Associate Professor of Medicine (Gastroenterology and Hepatology)

Eosinophilic esophagitis, eosinophilic gastrointestinal disease, gastroesophageal reflux disease, esophageal disorders, food allergy and gastrointestinal disease, celiac disease, general gastroenterology

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

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.

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...

Srinadh Komanduri

Professor of Medicine (Gastroenterology and Hepatology) and Surgery (Gastrointestinal)

Dr. Komanduri is an internationally recognized expert in advanced endoscopy and Barrett's esophagus. He serves as the Medical Director for the GI Lab and Director of Interventional Endoscopy. He has published over 100 peer-reviewed manuscripts in Gastroenterology and serves as the course director for one of the largest endoscopy courses in the country, Chicago Live. Dr. Komanduri is co-chair for the American Gastorenterological Association's Center for GI Innovation and Technology and is on the forefront of new innovation in the field. He also works extensively for the American Society of Gast...

Maria Rosario Ferreira

Assistant Professor of Medicine (Gastroenterology and Hepatology)

Internal Medicine residency and Gastroenterology fellowship at Northwestern

Rajesh N Keswani

Associate Professor of Medicine (Gastroenterology and Hepatology)

Rajesh N. Keswani, MD, MS, is a gastroenterologist and nationally-recognized expert in interventional endoscopy who leads efforts to improve healthcare quality. He is the Medical Director of Quality for the Northwestern Medicine Digestive Health Center. Nationally, he informs clinical practice guidelines and endoscopy training standards by serving on committees of the American Society for Gastrointestinal Endoscopy, American Gastroenterological Association, and National Comprehensive Cancer Network. Dr. Keswani earned his undergraduate and medical degrees from Boston University, finished resid...

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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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