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Department of Medicine

About Us

Dedicated to the future of care

The Department of Medicine provides residents with a thorough, broad-based education while giving patients individualized care through Feinberg-affiliated hospitals and care sites and conducting high-level basic and clinical research through our 12 specialized internal medicine divisions.

The unique culture at the Department of Medicine is built on its rich history of research and clinical innovation embedded in an exceptional clinical environment, driven by faculty and staff whose commitment and talent create patient care improvements through scientific advance.

These extraordinary strengths allow the Department to adapt to tremendous challenges and opportunities that are arising in healthcare. We have seen more change over recent years than in many preceding decades. As each of us contributes to expanding what we can achieve, we are driven by the same core mission: Patients First.”

Susan E. Quaggin, MD, FRCP(C), FASN

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What We Do

Faculty Spotlight

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...

Richard T D'Aquila

Professor of Medicine (Infectious Diseases)

Study of HIV persistence aims to develop a functional cure. This includes discovery of approaches to modulate cell proteins such as APOBEC3s, and translation to proof-of-concept clinical trials.

Robert C Kern

Professor of Otolaryngology - Head and Neck Surgery and Medicine (Allergy and Immunology)

Sinus problems, trans nasal resection of skull base tumors, snoring and sleep apnea, Taste and smell disorders

Aparna Kalyan

Associate Professor of Medicine (Hematology and Oncology) and Surgery (Organ Transplantation)

My primary interests are in developing novel therapeutic combinations for the treatment of gastrointestinal cancers. I am interested in incorporating immunotherapy and molecular testing into clinical trials.

David M Liebovitz

Associate Professor of Medicine (General Internal Medicine) and Preventive Medicine (Health and Biomedical Informatics)

Research interest is focused on the evaluation of electronic systems and their abilities to support safe and efficient clinical care and in the design of new electronic systems.

Evan S Lu

Clinical Assistant Professor of Medicine (General Internal Medicine)

Preventive medicine, Primary care internal medicine

Egon A Ozer

Assistant Professor of Medicine (Infectious Diseases)

My research is focused on uncovering mechanisms of bacterial pathogenesis in Pseudomonas aeruginosa infection and other clinically relevant bacterial diseases. We are using comparative bacterial genomics to identify new genes and other factors that contribute to worse outcomes in patients infected with these bacteria.

Thomas L Pitts

Clinical Associate Professor of Medicine (Endocrinology)

Research efforts have centered on diabetes detection and management including participation the diabetes prevention trial, Phase 3 and 4 efficacy trials for diabetes treatment.

Sadiya S Khan

Associate Professor of Medicine (Cardiology) and Preventive Medicine (Epidemiology)

Dr. Khan is board certified in Internal Medicine and Cardiovascular Diseases and holds active medical licensure in the state of Illinois. She received her medical degree from the Feinberg School of Medicine at Northwestern University in 2009 as part of the Honors Program in Medical Education. She completed her internship and residency in Internal Medicine at Northwestern University Feinberg School of Medicine in Chicago, IL in 2012 and then served as Chief Medical Resident from 2012-2013. She also obtained her master’s degree in Clinical Investigation from the Northwestern University Graduate ...

Bruce L Henschen

Associate Professor of Medicine (General Internal Medicine) and Medical Education

I am currently a general internist at Northwestern. I received my MD and MPH degrees from Northwestern University Feinberg School of Medicine in 2012 and completed residency training in Internal Medicine at Northwestern in 2015. I served as Chief Medical Resident during 2015-2016 and am currently an Assistant Professor in the Department of General Internal Medicine and Geriatrics.