David Fredricks, MD

David Fredricks, MD

Professor, Medicine
University of Washington
Adjunct Associate Professor, Microbiology
University of Washington
Director, Infectious Diseases Fellowship Training Program
University of Washington

Other Positions

Graduate Faculty, Medicine and Microbiology, University of Washington

Clinical Positions

Attending Physician, SCCA Infectious Disease Consulting Service
Seattle Cancer Care Alliance

Consultant and Attending Physician, Infectious Diseases, UW Medicine (with Hutchinson Center and Seattle Cancer Care Alliance)


Case Western Reserve University, MD, 1990
Stanford University, 1984, MS (Biology)
Stanford University, 1983, BS (Biology)

Current Board Certification and Licensure

American Board of Internal Medicine, (Infectious Diseases)
Washington state medical license

Research Interests

  • Determining how changes in microbial communities impact human health
  • Identifying, characterizing, and culturing microbes found in the human genital tract
  • Associating the reproductive tract microbiome with human disease
  • Developing molecular diagnostic tests to detect and identify pathogens in immunocompromised hosts such as cancer patients
  • Studying antifungal and antibacterial therapies for cancer patients

Clinical Expertise

  • Infections in patients with cancer
  • Diagnosing and treating fungal infections

Teaching and Mentoring Interests

  • Ward teaching rounds and mentoring for Infectious Diseases Fellows
  • Microbiology and Infectious Diseases courses at the UW
  • Fungal infections, mycology, and bacteriology
  • Mentoring laboratory investigators, including MD and PhD students and fellows

Current Studies

  • Ecology of human microbial communities
  • Nucleic acid sequence-based methods for discovering novel pathogens
  • Developing diagnostic tests based on microbial nucleic acid sequences to detect human pathogens
  • Clinical trials of antifungal therapies for cancer patients

David Fredricks, MD

Contact Information

(206) 667-1935
(206) 667-4411
Additional contact

Mail Stop E4-100