Faculty: Division of Infectious Diseases and Travel Medicine

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

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 & Residency: Edgewood Hospital, 1986
Fellowship: Georgetown University, 1990

Dr. Kumar is the Chief of Infectious Diseases and Travel Medicine at Medstar Georgetown University Hospital and a Professor of Medicine in Microbiology at Georgetown University School of Medicine where she also serves as the Senior Associate Dean of Students.  She has previously served as both the Program Director and the Associate Program Director for the Infectious Diseases Fellowship.

She has won numerous awards and was the first woman to be inducted into the Golden Apple Orchard in 2004 for sustained teaching of medical students. She received multiple awards for the teaching of residents and was inducted into the Sol Katz Society for dedicated and sustained teaching of medical residents. In 2010 was inducted into the Magis Society for Master Teachers. Georgetown University School of Medicine also presented Dr. Kumar with the 2015 Founders’ Medal for Dedication and Leadership of Cura Personalis. In 2019 she received the Golden Apple Award for excellence in teaching medical students from the Class of 2019.  She is dedicated to mentoring and challenging women faculty members to reach their maximum potential which led to her being awarded The Estelle Ramey Mentorship Award by the Georgetown Women in Medicine (GWIM) in 2011 and 2017.

Dr. Kumar has been the Chair of Infection Control and Hospital Epidemiology since 1998 and has worked to ensure that MGUH provides a safe environment for patients, their families, and healthcare professionals. 

Dr. Kumar has also excelled in clinical research. She is the Director of the Clinical Population Sciences Core for the DC CFAR (Washington, DC Center for Aids Research) and in this role has worked tirelessly to decrease the incidence of new HIV infections within the District of Columbia. She is the Principal Investigator for the DC Cohort, which is a unique NIH-funded, city-wide longitudinal cohort for outpatients with HIV who receive care in Washington, D.C.  She has over 80 publications in peer reviewed journals.

Dr Kumar’s public service includes serving as the Medical Director and volunteer at Gift of Peace, a Missionaries of Charity home that was founded by Mother Teresa and provides care to the uninsured and homeless in D.C. She also received a certificate of appreciation from the Peace Corps for her service in advising the Peace Corps on medical issues and the teaching she has provided to the Peace Corps Medical officers.

Dr. Kumar was awarded the 2016 Mastership in the American College of Physicians. In 2019, the Infectious Diseases Society of America (IDSA) Foundation named Dr. Kumar a Woman of ID to recognize her profound impact on the field of infectious diseases and the lives of those around her.

Gayle P. Balba, MD

Gayle P. Balba, MD
Associate Professor, Fellowship Program Director

Medical Degree: Georgetown University, 1998
Internship & Residency: Georgetown University, 1999
Fellowship: Georgetown University, 2003

Dr. Gayle Balba is an Associate Professor of Medicine in the Division of Infectious Diseases at Georgetown University School of Medicine and is the Director of the Infectious Diseases Fellowship training program.  She was the Associate Program Director in 2008 before becoming the Program Director in 2012.  

Her academic interests include graduate medical education and education scholarship.  Her research interests are in hepatitis C and HIV.  She directs the hepatitis clinic to teach infectious diseases fellows how to provide state of the art clinical care in hepatitis B and C.  Her clinical interests are primarily in HCV and HIV and she maintains an active HIV continuity clinic, directs the hepatitis clinic, and attends on the inpatient services for both general ID and the transplant and immunocompromised service.  She also teaches in the fellows outpatient continuity clinic and precepts fellows in the outpatient infectious diseases service.


Dr. Davis Williams

William Davis, MD
Chief of Musculoskeletal Section

Associate Professor

Medical Degree: West Virginia University
Residency: Georgetown University Hospital
Fellowship: Georgetown University Hospital

Dr. William Davis is Chief of the Musculoskeletal Infectious Diseases Section in the Division of Infectious Diseases and Travel Medicine at MedStar Georgetown University Hospital. Dr. Davis trained in Internal Medicine and Infectious Diseases at Georgetown University Hospital and has practiced at Georgetown since completion of his training. Dr. Davis has developed a strong musculoskeletal infectious diseases program working in concert with Georgetown’s renowned Limb Salvage Service that encompasses multiple surgical and non-surgical services in the care of challenging surgical patients. Dr. Davis works very closely with multiple surgical services including Plastic Surgery/Limb Salvage team, Orthopedics, Neurosurgery and Vascular surgery. ID Fellows rotate regularly on the Musculoskeletal ID service where they acquire the particular skill set required to successfully work with the various surgical services in the care of complex surgical patients.

Jesse L. Goodman, MD, MPH
Professor of Medicine

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

Jesse Goodman, M.D., M.P.H., is a Professor of Medicine and directs Georgetown’s Center on Medical Product Access, Safety and Stewardship (COMPASS) which focuses on informing science based policy to address public health needs, including emerging infections and antimicrobial resistance.

He is an Attending Physician in Infectious Diseases at Georgetown University, Washington DC Veteran’s Administration and Walter Reed National Military Medical Centers. He also is a faculty member in the Georgetown Global Infectious Disease program and Senior Scholar with the O’Neill Institute for National and Global Health Law. He previously was the Chief Scientist and Deputy Commissioner for Medicine and Public Health of the U.S. Food and Drug Administration (FDA), also serving as part of the US government’s senior leadership for major public health responses, including the 2009 H1N1 pandemic. Prior to being FDA Chief Scientist, he directed FDA’s Center for Biologics Evaluation and Research and before that served as Senior Advisor to the FDA Commissioner and co-chaired the U.S. Task Force to Combat Antimicrobial Resistance. Prior to his government service, he was Professor and Chief of Infectious Diseases at the University of Minnesota, where his laboratory first isolated and characterized Anaplasma phagocytophilum, the causative agent of the tick-borne disease human granulocytic anaplasmosis and used molecular tools to characterize B. burgdorferi infections of humans, and where he led studies on treatment and prevention of infections in immunocompromised hosts.

He has served on a variety of CDC, NIH, DOD, CEPI and WHO Advisory Committees, helping author the Global Vaccine Action Plan, and is currently on CDC’s Board of Scientific Counselors, DC Health’s Healthcare Acquired Infection Advisory Board, and a scientific advisor to the International Aids Vaccine Initiative (IAVI). He is past president of the US Pharmacopeia (USP), a voluntary standards organization devoted to global medicines quality. He serves on the boards of USP, of GSK, chairing its Science Committee, and of Intellia Therapeutics, which is pioneering CRISPR based medicines. He trained in Infectious Diseases and Hematology/Oncology at UCLA and has been elected to the American Society for Clinical Investigation and the National Academy of Medicine where he is a member of the Forum on Microbial Threats.

Seble G. Kassaye, MD
Associate Professor

Medical Degree: University of Chicago Pritzker School of Medicine, 1998
Residency: Mount Sinai Medical Center, 2002
Fellowship: Stanford University Hospital, CA, 2008

Seble Kassaye, MD, an associate professor of medicine at Georgetown’s School of Medicine, serves as the principal investigator for the longstanding Women’s Interagency HIV Study (WIHS), that was recently combined with the men’s HIV cohort. The study focuses on understanding how HIV contributes to co-morbidities, metabolic, cardiovascular complications, long-term treatment outcomes, as well as social, psychological, and cognitive effects of HIV. Kassaye’s research has spanned the spectrum of translational research, from research on HIV treatment access and service delivery models in sub-Saharan Africa prior to the scale up of HIV treatment through PEPFAR; to laboratory medicine including assay development, drug resistance testing, and point of care diagnostics; prevention of perinatal HIV transmission; the study of HIV in women; and in the molecular epidemiology of HIV in the mid-Atlantic U.S.  Her US-based research projects are driven by the questions that she identifies in the context of providing care to a highly indigent and socially vulnerable population. Her focus in Global Health has been on implementation research in low resource settings primarily in the context of pregnancy. With the onset of the recent SARS-CoV-2 pandemic, Dr. Kassaye has been engaged in developing privacy-assured symptom tracker for supporting institutions and agencies for public safety. She is the site PI for a multi-site national convalescent plasma post-exposure prophylaxis study. Kassaye earned her MD from the University of Chicago Pritzker School of Medicine and her master’s degree in epidemiology from Stanford University.  She is board certified in internal medicine and infectious disease.

Bernardine R.S. Mohanraj, MD

Bernardine R.S. Mohanraj, MD
Assistant Professor

Medical Degree: University of Connecticut School of Medicine, 2007
Internship & Residency: Thomas Jefferson University Hospital, 2010
Fellowship: Drexel College of Medicine Hahnemann University Hospital, 2012

Dr. B. Sharmila Mohanraj joined the Medstar Georgetown Division of Infectious Diseases and Travel Medicine in 2014. She has served as Director for the fellowship Clinical Competency Committee since 2016 and has overseen the fellowship core curriculum since 2014. In 2018, she became Associate Program Director for the fellowship program.

Her academic interests include HIV and medical education. She is currently a DC cohort investigator, researching metabolic effects of integrase inhibitor use in persons living with HIV. She is also pursing medical education research, looking at curricular innovation using technology. A large portion of her clinical time is spent attending on the inpatient Infectious Diseases services. She also precepts fellows in the outpatient ID clinic and maintains her own HIV continuity clinic.

Adrienne Showler, MD

Adrienne Showler, MD
Assistant Professor

Medical Degree: University of Ottawa 
Internship & Residency: University of Toronto
Fellowship: University of Toronto

Dr. Adrienne Showler is an Assistant Professor in the Division of Infectious Disease, and the Section Chief of Tropical Medicine.  She completed her infectious disease fellowship at the University of Toronto, Canada, and tropical medicine training at the Gorgas Course in Lima, Peru.  Dr. Showler is co-appointed at the NIH Laboratory of Parasitic Diseases, where her clinical research focuses on American Trypanosomiasis (Chagas Disease) and neglected tropical diseases in foreign-born populations.  

As the director of the Georgetown Tropical Medicine Clinic, Dr. Showler loves to teach clinical tropical medicine and parasitology.  Infectious disease fellows will gain experience diagnosing and treating a wide variety of travel-related and parasitic infections — in particular as the DC-metro area is home to an extremely diverse population, and serves as a hub for many organizations engaged in international work.  Dr. Showler also oversees the travel medicine program, which specializes in travelers with special needs and complex itineraries. 

Amanda B. Spence, MD
Assistant Professor

Medical Degree: University of Louisville School of Medicine, 2010
Internship & Residency: University of Louisville Hospital, 2013
Fellowship: MedStar Georgetown University Hospital, 2017

Dr. Amanda Blair Spence is an Assistant Professor of Medicine in the Division of Infectious Diseases at Georgetown University School of Medicine.  She completed her infectious disease fellowship at Georgetown and joined the division as faculty in 2017.  Her research interests are focused in the care and treatment of those living with HIV and health disparities. 

She has particular interests in women living with HIV, neurocognitive disorders in the setting of HIV, as well as complications of and use of antiretrovirals/HIV treatments.  She maintains an outpatient practice in general infectious disease as well as HIV care, precepts in the infectious disease clinic, and attends on the inpatient service for both the general infectious disease service as well as the transplant/immunocompromised service.

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

Medical Degree: Georgetown University, 1985
Internship & Residency: Georgetown University, 1986
Chief Medical Resident: Georgetown Medicine, D.C. General Hospital, 1989
Fellowship: Georgetown University, 1990

Dr. Joseph Timpone is an Associate Professor of Medicine in the Division of Infectious Diseases and Travel Medicine and serves as an Associate Program Director in the Internal Medicine Residency Program. He also is the Associate Dean for Student Research at Georgetown University School of Medicine.  Dr. Timpone is the course director of the Research Workshops for the 3rd year medical students and also serves as an Assistant Course Director for the Infectious Disease Module for 1st and 2nd year medical students. In the Division of Infectious Diseases and Travel Medicine, he coordinates the research activities and projects for the fellows.  Moreover, he is the Section Leader for the Immunocompromised and Transplant inpatient service and serves as the co-chair of the Antibiotic Stewardship Committee at MGUH. 

Since his completion of his fellowship in Infectious Diseases, Dr. Timpone became a medical officer at the Division of AIDS/NIAID/NIH where he focused on the development, implementation and enrollment of HIV-infected patients into clinical trials.

As a DAIDS Medical Officer,  he worked directly with the ACTG to develop novel antiretroviral treatment trials and strategies for HIV-infected persons.  During the last ten years, his investigator-initiated HIV clinical research has been focused on the long term complications and co-morbidities of HIV disease and has included abstracts and presentations at national meetings on such topics as avascular necrosis, reduced bone mineral density, HIV in the aging population, mortality associated with HIV and the acute coronary syndrome, ocular complications in the post ART era, and non-alcoholic fatty liver disease in HIV infected patients.

Dr. Timpone is the Director of the Transplant Infectious Disease Clinic and has collaborated with the Medstar Georgetown Transplant Institute on numerous projects related to Infections in Solid Organ Transplant Recipients.  These include several scholarly presentations and publications such as: Ganciclovir resistant CMV in small intestinal transplant recipients, intrabdominal infections in small intestinal transplant recipients, blood stream infections in small intestinal transplant recipients, multi-drug resistant infections in liver transplant recipients, infections in kidney-pancreas transplant recipients, and respiratory viral infections in solid organ transplant recipients. He has expertise in the management of HIV patients undergoing kidney and liver transplantation, and is a Site-Investigator for the HOPE trial, which studies HIV donor to HIV Transplant Recipients.  In 2019, he co-authored three textbook chapters in Principles and Practices of Transplant Infectious Diseases. Since March 2020 he has participated in both the care of patients and policies related to the COVID-19 pandemic here at MGUH.  He is currently the PI for several investigator-initiated studies regarding the epidemiology and virology of patients infected with SARS-CoV-2 which includes the study investigating the clinical manifestations and virologic burden of SARS-CoV-2 infection in solid organ transplant recipients.

Matthew J Copeland, DO

Medical Degree: West Virginia School of Osteopathic Medicine, 2015
Internship & Residency: Georgetown University, 2016
Fellowship: Georgetown University, 2020

Dr. Matthew Copeland is the newest clinical faculty member in the Division of Infectious Diseases and Travel Medicine at Medstar Georgetown University Hospital, joining in July 2020. He earned his medical degree at the West Virginia School of Osteopathic Medicine in 2015 then completed both his internal medicine residency and infectious diseases fellowship at Georgetown. He is a graduate of the Georgetown Global Health curriculum spending the majority of his clinical time in Thailand studying tropical medicine and tuberculosis.

His main academic interests include medical education, mycobacterial infection, granulomatous disease, tropical medicine, and transplant ID. He spends the majority of his clinical time attending on the inpatient consultation services however actively maintains a continuity clinic treating patients with HIV and mycobacterial disease.  

Ronald Beaulieu, MD

Medical Degree: Louisiana State University Health Sciences Center School of Medicine New Orleans, M.D. 2015
Internship & Residency: Louisiana State University Health Baton Rouge, Internal Medicine 2018
Fellowship: Vanderbilt University Medical Center, Infectious Diseases 2020

Dr. Ronald Beaulieu recently joined the Division of Infectious Diseases and Travel Medicine at Medstar Georgetown University Hospital as a clinical faculty member in July 2020.  He graduated from Louisiana State University School of Medicine in New Orleans and completed an internal medicine residency at LSU Health Baton Rouge. During his infectious diseases fellowship training at Vanderbilt University Medical Center he was a member of the Antimicrobial Stewardship and Infection Prevention committees.

His research interests include implementation of rapid diagnostic tests and accountability programs for improving antimicrobial utilization. His clinical time is spent primarily within the Musculoskeletal Section; however, he periodically attends on the general ID and the transplant and immunocompromised services.

Rebecca Kumar, MD

Medical Degree: Georgetown University School of Medicine, 2015
Internship & Residency: Medstar Georgetown University Hospital, 2018
Fellowship: Northwestern University, Infectious Diseases, 2020

Dr. Rebecca Kumar is a clinical faculty member in the Division of Infectious Diseases and Travel Medicine.  She both earned her medical degree and completed her internal medicine residency at Georgetown before completing her infectious diseases fellowship at Northwestern University.  At Northwestern, she earned a spot on the competitive T32 grant to pursue an additional year of research during her fellowship, and published research in a number of areas, including COVID-19, Ventricular Assist Device infections, and Infections in Solid Organ Transplant recipients living with HIV.  

Her current research interests include a wide variety of transplant infectious disease topics, including prevention and treatment of COVID-19 in immune-suppressed patients.  As part of her work at Georgetown, she has run Georgetown’s Evusheld program, which provides pre-exposure protection against COVID-19 to immune-suppressed Georgetown patients.  She is also leading the divisions Monkeypox efforts.  She is also involved with the broader infectious disease community, serving as Early Career Representative on the Infectious Diseases Professional Community of the International Society of Heart and Lung Transplant. 

In her limited free time, Dr. Kumar enjoys exploring the DMV area, binge-watching Bob’s Burgers and Home Movies, appearing on the occasional infectious disease podcast, and subsidizing the continued existence of Soulcycle.  A former pastry-industry professional, Rebecca also is constantly examining the Georgetown baked goods scene.  Controversially, she also enjoys travel and spending time with her significant other.