Administration Information
Interim Department Chair
Mark E. Rupp, MD
Interim Chair, UNMC Department of Internal Medicine
Professor, UNMC Division of Infectious Diseases
402-559-8650
402-559-5581

Vice Chairs
Kristina Bailey, MD, ATSF
Vice Chair of Faculty Development, UNMC Department of Internal Medicine
Professor, UNMC Division of Pulmonary, Critical Care & Sleep Medicine

Roslyn B. Mannon, MD
Vice Chair of Research, UNMC Department of Internal Medicine
Professor, UNMC Division of Nephrology
Associate Chief of Research, UNMC Division of Nephrology
402-559-9227
402-559-9504

Jasmine R. Marcelin, MD, FACP, FIDSA
Vice Chair of Belonging and Community Engagement, UNMC Department of Internal Medicine
Associate Professor, UNMC Division of Infectious Diseases
Associate Medical Director, Antimicrobial Stewardship Program
402-559-8650
402-559-5581

James R. O'Dell, MD, MACR, MACP
Robert L. Grissom Professor of Internal Medicine
Vice Chair of Education, UNMC Department of Internal Medicine
Chief, UNMC Division of Rheumatology


Shane F. Tsai, MD
Chief, UNMC Division of Cardiovascular Medicine
Vice Chair for Specialty Clinical Care, UNMC Department of Internal Medicine
Co-Physician Executive of Heart and Vascular Services, Nebraska Medicine
Section Chief of Electrophysiology, UNMC Division of Cardiovascular Medicine
Associate Professor, UNMC Division of Cardiovascular Medicine

Associate Vice Chairs
Matthew Lunning, DO, FACP
Assistant Vice Chancellor of Clinical Research
Associate Vice Chair of Research, UNMC Department of Internal Medicine
Professor, UNMC Division of Oncology & Hematology
Non-Hodgkin Lymphoma, Hodgkin Disease, Multiple Myeloma, CAR-T/Cellular Therapy, Benign Hematology

Chelsea Navarrette, MD
Assistant Professor, UNMC Division of Hospital Medicine
Associate Vice Chair of Belonging and Community Engagement, UNMC Department of Internal Medicine

Andrea J. Zimmer, MD, FACP, FIDSA
Associate Professor, UNMC Division of Infectious Diseases
Associate Vice Chair of Faculty Development, UNMC Department of Internal Medicine
Director, Oncology Infectious Diseases, Fred & Pamela Buffett Cancer Center
402-559-8650
402-559-5581
