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John Keiser, MD,PhD

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John Keiser MD,PhD John Keiser MD,PhD



  • Associate Professor of Pathology | Chief, Microbiology Laboratory
Medical Biography
Clinical Interests
  • Rapid Diagnosis of Infectious Diseases
  • Clinical Relevance in Microbiology
  • Clinical Diagnostic Microbiology
  • Neonatal Microbiology
  • Emergency Preparedness
  • Medical School
    • MD, Pennsylvania State University College of Medicine, Hershey, PA 1973
    • PhD, Pennsylvania State University College of Medicine, Hershey, PA 1974
  • Residency
    • Anatomic and Clinical Pathology, Walter Reed Army Medical Center, 1975-1975
Board Certified
  • Medical Microbiology

John F. Keiser, MD, PhD is an associate professor in the Department of Pathology at The George Washington University School of Medicine and Health Sciences. He is the Director of Clinical Microbiology/Serology. Before joining George Washington University he was Chief of Clinical Microbiology at the Walter Reed Army Medical Center, Washington, D.C.

Dr. Keiser's clinical practice is to provide clinical is to provide clinical microbiology expertise to the clinical faculty at The George Washington University Hospital. he works closely with the Infectious Disease faculty and fellows. Additional assistance is provided to any clinical attending and the medical students assigned to the services. In addition, he is a member of the Infection Prevention and Emergency Preparedness Committees.

The clinical microbiology laboratory supports the research efforts of the Infectious Disease Department. In addition, research projects initiated by pathology residents is strongly encouraged. Projects using molecular technology has been recently completed with the Neonatology Service.