Donald Fuller, MD

  • Radiation Oncology
5395 Ruffin Rd
Ste 103
San Diego, CA 92123
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701 E Grand Ave
Ste 100
Escondido, CA 92025
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2466 1st Ave
San Diego, CA 92101
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3366 Fifth Ave
San Diego, CA 92103
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  • Radiation Oncology


  • English


Donald B. Fuller, MD, has been practicing medicine since 1988. He enjoys maximizing the power of technology against cancer by staying at the leading edge of technology innovation, and believes in putting new treatments into practice as soon as they become available.


His interests in the specialty include prostate cancer radiotherapy, prostate CyberKnife stereotactic body radiotherapy (SBRT) and radiation dose escalation for a variety of malignancies through the appropriate application of intensity modulated radiotherapy (IMRT) and stereotactic (SBRT) techniques.


Dr. Fuller is the national principal investigator of a multi-institutional prostate CyberKnife clinical trial. He also has published an original CT-ultrasound fusion prostate brachytherapy technique, as well as original manuscripts in the areas of lung cancer, pediatric cancer, sarcoma and gynecologic oncology. He is currently a reviewer for several peer-reviewed medical journals, including the International Journal of Radiation Oncology, Biology and Physics (IJROBP) and Brachytherapy.

When he is not working, Dr. Fuller enjoys a variety of activities, including hiking, running, physical fitness training, an eclectic menu of reading interests and watching sports.

Board Certifications

  • American Board of Radiology, Radiation Oncology, 1988

Medical Education

  • University of Washington School of Medicine, MD, 1984


  • Santa Barbara Cottage Hospital, Internal Medicine, 1985


  • Latter Day Saints Hospital, Radiation Oncology, 1988

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