Meet Ohio State's team of internal medicine experts

The leaders of the Department of Internal Medicine are committed to excellence. The department strives to provide compassionate, comprehensive and state-of-the-art personalized health care to its patients. The team is comprised of a wide range of the best general internal and specialized physicians.

Department Leadership

Jonathan Parsons, MD

Jonathan Parsons, MD

  • Executive Vice Chair for Clinical Operations

Philip Binkley, MD

  • Executive Vice Chair for Academic Affairs
    Professor, Division of Cardiovascular Medicine
    James Overstreet Chair in Cardiology

Georgios Papachristou, MD

  • Vice Chair for Translational Research

Susheela Tridandapani, PhD

  • Vice Chair for Basic Science
    Professor, Division of Hematology
Sharla Wells-Di Gregorio, PhD

Sharla Wells-Di Gregorio, PhD

  • Associate Vice Chair for Wellness

David Wininger, MD

  • Director, Internal Medicine Residency Program
    Associate Professor - Clinical, Division of Infectious Diseases

Division Directors


Electra Paskett, PhD

  • Director, Division of Cancer Prevention and Control
    Professor, Cancer Prevention and Control

Mark Bechtel, MD

  • Director, Division of Dermatology
    Professor, General Dermatology
Matthew Ringel, MD

Matthew Ringel, MD

  • Director, Division of Endocrinology, Diabetes and Metabolism
    Professor, Divisions of Endocrinology and Oncology
Darwin Conwell, MD

Darwin L. Conwell, MD

  • Director, Division of Gastroenterology, Hepatology and Nutrition
    Co-Director, OSUWMC Digestive Disease Center
    Professor of Medicine

Eric Schumacher, DO, MBA, SFHM, FACP

  • Director, Division of Hospital Medicine
    Associate Professor of Clinical Medicine and Pediatrics

Ray Hershberger, MD

  • Director, Division of Human Genetics
    Professor, Internal Medicine
    Professor, Cardiovascular Medicine

Susan L. Koletar, MD

  • Principal Investigator, AIDS Clinical Trials Unit (ACTU)
    Pomerene Professor, Infectious Diseases
    Professor, Internal Medicine

Claire Verschraegen, MD

  • Director, Division of Medical Oncology
    Professor of Medical Oncology

Brad H. Rovin, MD

  • Director, Division of Nephrology
    Professor, Nephrology
Jillian Gustin, MD

Jillian Gustin, MD

  • Director, Division of Palliative Medicine
    Program Director, Hospice and Palliative Medicine Fellowship Program
    Associate Professor - Clinical, Palliative Medicine
    Physician, FGP - Palliative Medicine
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Jeffrey Horowitz, MD

  • Director, Division of Pulmonary, Critical Care and Sleep Medicine
    Professor, Division of Pulmonary, Critical Care and Sleep Medicine
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Wael Jarjour, MD

  • Director, Division of Rheumatology and Immunology
    Vice Chair for Ambulatory Medicine
    Professor, Rheumatology and Immunology
    Martha Morehouse Chair in Arthritis and Immunology Research
View Team by Division

View Team by Division