Perry W. Grigsby, MD, MS, MBA, FACR

Professor of Radiation Oncology

  • Phone: 314-362-8502

Additional Titles

  • Director, Brachytherapy Center
  • Chief, Gynecologic Service
  • Professor of Radiology
  • Professor of Obstetrics and Gynecology


  • BS, Zoology: University of Kentucky, Lexington, KY (1974)
  • MS, Medical Radiation Physics: University of Kentucky, Lexington, KY (1978)
  • MD: University of Kentucky, Lexington, KY (1982)
  • Internship and Residency, Radiation Oncology: Washington University School of Medicine, Mallinckrodt Institute of Radiology, St. Louis, MO (1986)
  • MBA, Business: Washington University, Olin School of Business, St. Louis, MO (1990)

Board Certifications

  • Certified by the American Board of Radiology in Therapeutic Radiology (1987)


  • Co-Chair, Protocol Review and Monitoring Committee: Washington University School of Medicine/Siteman Cancer Center (2012 – present)
  • Member: Molecular Imaging and Therapeutics Program Advisory Board, St. Louis University (2013)
  • Human Studies Oncology Committee Chairman: Washington University School of Medicine (2010-2011)
  • Teacher of the Year: Association of Residents in Radiation Oncology (2009)
  • Distinguished Alumni Award for Research and Innovation: University of Kentucky College of Medicine (2009)
  • Editor-in-Chief: The Open Clinical Cancer Journal (2009)

Clinical Interests

Gynecologic Oncology
Thyroid Cancer


Perry Grigsby, MD, MS, MBA, FACR, is a professor of radiation oncology, professor of radiology, and professor of obstetrics and gynecology. Dr. Grigsby earned a master’s degree in medical radiation physics in 1978 and his medical degree in 1982 from University of Kentucky. He later completed a Master of Business Administration at Olin School of Business, Washington University. Dr. Grigsby joined the Washington University School of Medicine faculty in 1986 after completing an internship and residency at Washington University School of Medicine, Mallinckrodt Institute of Radiology. He is Chief of the Radiation Oncology Gynecologic Oncology Service and serves as Chair of a PRMC meeting within the Siteman Cancer Center. His clinical practice and research interests are Gynecologic Oncology and functional and metabolic imaging as it relates to tumor identification, radiation treatment planning, molecular signatures of cervical cancer.


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