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David Parenti David Parenti
Professor of Medicine
Professor of Microbiology, Immunology, and Tropical Medicine (Secondary)

Office Phone: 202-741-2234
Email: Email
Department: Medicine


  • BS, University of California, Davis, 1972
  • MA, University of California, Davis, 1974
  • MD, Georgetown University, 1977
  • MSc, London School of Hygiene and Tropical Medicine, 1980


David M. Parenti, M.D. is professor of medicine, and of microbiology, immunology, and tropical medicine and has been a member of the George Washington University faculty since 1984. He received a B.S. in biological sciences, and a M.S. in zoology at the University of California, Davis. He received his M.D. degree from Georgetown University in 1977, received his training in internal medicine at the Northwestern Memorial Hospital in Chicago, and completed clinical and research fellowships in infectious diseases at Tufts-New England Medical Center in Boston. He also has received a M.Sc. degree in clinical tropical medicine from the London School of Hygiene and Tropical Medicine. Dr. Parenti is a Fellow of the American College of Physicians and a Fellow of The Infectious Diseases Society of America.

Dr. Parenti is a board-certified specialist in infectious diseases. He is the hospital epidemiologist at the George Washington University Hospital. He has been active in education at the student, resident, fellow, and community levels. He is the director of the GW Traveler’s Clinic. Dr. Parenti is active in the care and treatment of patients with HIV infection and AIDS and has been an investigator in HIV-related research studies since 1984. He has participated in multiple projects involving antiretroviral therapy, treatment of opportunistic infection, and HIV vaccine trials. He is a former chair of the GW Investigational Review Board and a member of several data safety monitoring boards.


He received an AACM Humanism in Medicine Award in 2002 and was the Faculty Member of the Year for the Department of Medicine in 2007.  He has been a member of AOA since 1977.


  • Infectious Diseases


View publications by this faculty member.

Crusio RH, Singson SV, Haroun F, Mehta HH, Parenti DM. Herpes Simplex Virus encephalitis during treatment with Etanercept. Scand J Infect Dis. 2014;46:152-4.

Swierzbinski MJ, Kan VL, Parenti DM. HIV in Washington, DC: Prevalence of Antiretroviral Resistance in Treatment-Naïve Patients, 2007-2010. J AIDS HIV Res 2015;7:49-54.

Castel AD, Tang, W, Peterson J, Mikre M, Parenti D, Elion R, Wood A, Kuo I, Willis S, Allen S, Kulie P, Ikwuemesi I, Dassie K, Dunning J, Saafir-Callaway, B, Greenberg A. Sorting Through the Lost and Found: Are Patient Perceptions of Engagement in Care Consistent with Standard Continuum of Care Measures? J AIDS, 2015;69(Suppl1):S44-55.

Yung SC, Parenti D, Murphy PM. Host chemokines bind to Stapylococcus aureus and stimulate protein A release. J Biol Chem. 2011;286:5069-5077

Siegel MO, Parenti DM, Simon GL. Atrial-esophageal fistula after atrial radiofrequency catheter ablation. Clin Infect Dis 2010;51:73-6.

Gross JW, Keiser JF, Klouj A, Parenti DM, Simon GL. Institutional outbreak and control of a multi-drug resistant clone of Acinetobacter baumannii. Inf Dis Clin Pract. 2009;17:253-257.

Bethony J, Diemert D, Parenti D, et. al. Randomized, placebo-controlled, double-blind trial of the Na-ASP-2 hookworm vaccine in unexposed adults. Vaccine 2008;26:2408-17.

Industry Relationships and Collaborations

This faculty member (or a member of their immediate family) has reported a financial interest with the health care related companies listed below. These relations have been reported to the University and, when appropriate, management plans are in place to address potential conflicts.

  • None