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Department of Medicine Department of Medicine
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Department of Medicine Leadership

Chair's Office

Role Name
Chair Zea Borok, M.D.
Administrative Vice Chair Amir Schangali

Vice Chairs

Role Name
Executive Vice Chair Jess Mandel, M.D.
Executive Vice Chair - Faculty Affairs Francis Gabbai, M.D.
Justice, Equity, Diversity, & Inclusion Luis Castellanos, M.D., MPH
Education Dena Rifkin, M.D.
Clinical Affairs Joachim H. Ix, M.D., M.A.S.
Research Atul Malhotra, M.D.
Veterans Affairs Colin Thomas, M.D. 

Division Chiefs

Division Name
Allergy & Immunology Taylor Doherty, M.D. 
Biomedical Informatics Amy Sitapati, M.D. (interim)
Bone Marrow Transplantation Edward D. Ball, M.D.
Cardiovascular Medicine Ehtisham Mahmud, M.D., FACC, FSCAI
Endocrinology & Metabolism Nicholas J. Webster, Ph.D. 
Gina Woods, M.D.
Gastroenterology/Hepatology Rohit Loomba, M.D.
General Internal Medicine Ottar Lunde, M.D. 
Geriatrics, Gerontology & Palliative Care Alison Moore, M.D. 
Genomics & Precision Medicine Lisa Madlensky, Ph.D., CGC (interim)
Hematology-Oncology Kathryn Gold, M.D.
Hospital Medicine Pedro Ramos, M.D. (interim)
Infectious Diseases & Global Public Health Timothy (Tim) Wilkin, M.D., M.P.H.
Nephrology-Hypertension Joachim H. Ix, M.D., MAS
Pulmonary, Critical Care, Sleep Medicine, & Physiology Jess Mandel, M.D.
Regenerative Medicine ​Catriona Jamieson, Ph.D., M.D.
Rheumatology, Autoimmunity, & Inflammation

Monica Guma, M.D., Ph.D. 

 Wellness Directors

Division Name
Allergy & Immunology Christine James, M.D., M.S.
Biomedical Informatics Tiffany Amariuta, Ph.D.
Bone Marrow Transplantation Tiffany Tanaka, M.D.
Cardiovascular Medicine Anya Narezkina, M.D.
Endocrinology & Metabolism Vala Hamidi, M.D.
Gastroenterology/Hepatology Brigid Boland, M.D.
General Internal Medicine Arthi Balu, M.D.
Geriatrics, Gerontology & Palliative Care Anjoulie Pujji, D.O.
Heidi Yeung, M.D.
Genomics & Precision Medicine Tiffany Amariuta, Ph.D.
Hematology-Oncology Michael Choi, M.D.
Hospital Medicine Sandeep Segar, M.D.
Infectious Diseases & Global Public Health Maile Young Karris, M.D.
Nephrology-Hypertension Natalie Sweiss, M.D., FASN
Pulmonary, Critical Care, Sleep Medicine, & Physiology Amy Bellinghause-Stewart, M.D.
Regenerative Medicine TBD
Rheumatology, Autoimmunity, & Inflammation Abha Singh, M.D.
Puja Patel, D.O.