Interim Chair, Department of Internal Medicine

Raymond Yung, MB, ChB
Interim Chair and Professor, Department of Internal Medicine
Jeffrey B. Halter MD Collegiate Professor of Geriatric Medicine
Director, Geriatrics Center and Institute of Gerontology
Vice Chairs

Julie Bynum, MD, MPH
Faculty Affairs

Kevin Chan, MD
Clinical Experience & Quality

John Del Valle, MD
Graduate Medical Education

Scott Flanders, MD
External Relations

Cyril Grum, MD
Undergraduate Medical Education

Vibha Lama, MD, MS
Basic & Translational Research

Michael Lukela, MD
Diversity, Equity, Inclusion, and Well-Being

Rodica Pop-Busui, MD, PhD
Clinical & Health Services Research

Sanjay Saint, MD, MPH
Veterans Affairs
Associate Vice Chairs

Sarah Gualano, MD
Diversity, Equity, Inclusion, and Well-Being

Megan Mack, MD
Inpatient & Hospital

Julie Wright-Nunes, MD, MPH
Quality and Innovation
Division Chiefs

Allergy and Clinical Immunology Division
James Baldwin, MD

Cardiovascular Medicine Division
David Pinsky, MD

Gastroenterology and Hepatology Division
William Chey, MD

General Medicine Division
Eve Kerr, MD, MPH

Genetic Medicine Division
Goutham Narla, MD, PhD

Geriatric and Palliative Medicine Division
Lona Mody, MD, MSc (Interim Division Chief)

Hematology and Oncology Division
N. Lynn Henry, MD, PhD (Interim Division Chief)

Hospital Medicine Division
Robert Chang, MD (Interim Division Chief)

Infectious Diseases Division
Powel Kazanjian, MD, PhD

Metabolism, Endocrinology & Diabetes Division
Peter Arvan, MD, PhD

Nephrology Division
Subramaniam Pennathur, MD

Pulmonary & Critical Care Medicine Division
MeiLan Han, MD, MS

Rheumatology Division
John Varga, MD
Administration
Chief Administrative Officer

Musty Habhab is the Chief Administrative Officer for the Department of Internal Medicine at Michigan Medicine. In this role, she has administrative responsibility for all medical school, ambulatory care, and hospital operations of the Department, including finances, faculty and staff human resources, grants, and facilities. After earning her degree in Accounting from the University of Northern Iowa and passing the CPA exam, Musty moved to Michigan where she gained valuable experience working in the health system’s Hospital Finance Department. She has over 16 years of experience with the Department of Internal Medicine, serving initially as the Director of Finance and then as the Associate Administrator. She is actively involved in her national organization, the Alliance for Academic Medicine, where she has a seat on the council and is president of Administrators in Internal Medicine.
Directors and Division Administrators

Back Row (L to R) - Kendra Brown, Brandon Brogan, Dorothy Schroeder, Eric Mullen, Gary Smith, Musty Habhab, Olushola Samuel
Front Row (L to R) – Jen Hawkins, Jason Ceo, Stephanie Gatica, Fiona Linn, Joe Zogaib, Carrie Brown
Missing: Jolena Nollar, Joel Scharboneau
Directors
- Director of Administrative Operations, Jolena Nollar
- Director of Clinical Affairs, Kendra Brown
- Director of Finance, Eric Mullen
Division Administrators
- Allergy & Clinical Immunology, Carrie Brown
- Cardiovascular Medicine, Joseph Zogaib
- Gastroenterology and Hepatology, Robert Keast (Interim Division Administrator)
- General Medicine, Joel Scharboneau
- Genetic Medicine, Dorothy Schroeder
- Geriatric & Palliative Medicine, Stephanie Gatica
- Hematology & Oncology, Dorothy Schroeder
- Hospital Medicine, Fiona Linn
- Infectious Diseases, Jennifer Hawkins
- Metabolism, Endocrinology & Diabetes, Olushola Samuel
- Nephrology, Jason Ceo
- Pulmonary & Critical Care Medicine, Carrie Brown
- Rheumatology, Gary Smith