Division of Infectious Diseases

Faculty of the Division of Infectious Diseases and Travel Medicine support the University's mission to achieve excellence and distinction in teaching, research and the provision of patient care.

To learn more about our faculty, follow the links below to access their Georgetown University faculty profiles. If a particular faculty member doesn't have a link, their profile is currently under development and will be available shortly.

Princy N. Kumar, MD
Chief, Division of Infectious Diseases
Professor Medicine and Microbiology
Associate Dean for Students, School of Medicine

Medical Degree: Mysore University, India, 1980
Internship: Edgewood Hospital, 1986
Residency: Edgewood Hospital, 1988
Fellowship: Georgetown University, 1990
Certification: Internal Medicine, 1988; Infectious Diseases, 1990, 2000, 2010 (re-certification)

Gayle P. Balba, MD
Assistant Professor

Medical Degree: Georgetown University, 1998
Internship: Georgetown University, 1999
Residency: Georgetown University, 2001
Fellowship: Georgetown University, 2003
Certification: Internal Medicine, 2001; Infectious Diseases, 2003


Laura O’Bryan Coster, MD
Assistant Professor

Medical Degree: Mount Sinai School of Medicine, 1994
Internship: New York – Presbyterian Hospital, 1995
Residency: New York – Presbyterian Hospital, 1997
Fellowship: NIH National Institutes of Allergy & Infectious Diseases, 2001
Certification: Internal Medicine 1997; Infectious Disease, 2000, 2010 (re-certification)




Jesse L. Goodman, MD, MPH

Medical Degree:Albert Einstein College of Medicine
Residency: Hospital of the University of Pennsylvania
Fellowship: University of California, Los Angeles

Seble Getachew Kassaye, MD

Medical Degree: University of Chicago Pritzker School of Medicine
Residency: Mount Sinai Medical Center
Fellowship: Stanford University Hospital, California

Bernardine R. S. Mohanraj, MD

Medical Degree: University of Connecticut School of Medicine
Internship: Thomas Jefferson University Hospital
Residency: Thomas Jefferson University Hospital
Fellowship: Drexel College of Medicine Hahnemann University Hospital




Joseph G. Timpone, Jr., MD
Associate Professor
Associate Program Director, Internal Medicine Residency Program

Medical Degree: Georgetown University, 1985
Internship: Georgetown University, 1986
Residency: Georgetown University, 1988
Chief Medical Resident: Georgetown Medicine, D.C. General Hospital, 1989
Fellowship: Georgetown University, 1990
Certification: Internal Medicine, 1989; Infectious Diseases, 1994, 2004 (re-certification)


Mary A. Young, MD
Assistant Professor
Director, Women's Intra-Agency HIV Study (WIHS)

Medical Degree: West Virginia University Hospital, 1984
Internship: Georgetown University Hospital, 1985
Residency: Georgetown University Hospital, 1989
Fellowship: Georgetown University Hospital, 1989
Certification: Internal Medicine, 1987; Infectious Diseases, 1990, 2000, 2010 (re-certification)