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David K. Warren, MD, MPH

Professor of Medicine



Additional Titles

  • Hospital Epidemiologist Barnes-Jewish Hospital
  • Director, Clinical Research Training Center
  • Program Director, Masters of Science in Clinical Investigation

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  • BS, Molecular and Cell Biology: Pennsylvania State University, University Park, PA (1990)
  • Medical Degree: University of Pittsburgh School of Medicine, Pittsburgh, PA (1994)
  • Residency, Internal Medicine: Barnes-Jewish Hospital at Washington University School of Medicine, St. Louis, MO (1997)
  • Fellowship, Infectious Diseases: Barnes-Jewish Hospital at Washington University School of Medicine, St. Louis, MO (2001)
  • MPH: St. Louis University School of Public Health, St. Louis, MO (2005)

Board Certifications

  • Internal Medicine
  • Infectious Disease

Clinical Interests

Dr. Warren’s clinical interests include staphylococcal infections, orthopedic infections, medical device-related infections and general infectious diseases.

Research Interests

Dr. Warren currently serves as the Hospital Epidemiologist for Barnes-Jewish Hospital. He is also the director of the Clinical Research Training Center and the Masters of Science in Clinical Investigation at Washington University. His research interests center around the epidemiology and prevention of healthcare-associated infections, by developing methods to prevent the spread of antimicrobial-resistant bacteria among hospitalized patients.


Warren DK, Prager M, Munigala S, Wallace MA, Kennedy CR, Bommarito KM, Mazuski JE, Burnham CAD. Prevalence of qacA/B Genes and Mupirocin Resistance Among Methicillin-Resistant Staphylococcus aureus (MRSA) Isolates in the Setting of Chlorhexidine Bathing Without Mupirocin. Infect Control Hosp Epidemiol 2016 May;37(5):590-7

Jafarzadeh SR, Thomas BS, Gill J, Fraser VJ, Marschall J, Warren DK. Sepsis Surveillance from Administrative Data in the Absence of a Perfect Verification. Ann Epidemiol 2016 Aug 20. pii: S1047-2797(16)30242-3.

Liang SY, Beekmann SE, Polgreen PM, Warren DK. Current Management of Cardiac Implantable Electronic Device Infections by Infectious Disease Specialists. Clin Infect Dis 2016 Oct 15;63(8):1072-5.

Olsen MA, Nickel KB, Fraser VJ,Wallace AE, Warren DK. Prevalence and Predictors of Post-Discharge Antibiotic Use Following Mastectomy. Infect Control Hosp Epidemiol. 2017 Jul 3:1-7. doi: 10.1017/ice.2017.128.