Radiation Oncology Speakers

RO David Beyers

Dr David Beyer

David Beyer MD, FACR, FASTRO grew up in Phoenix and earned his medical degree from the University of Arizona, College of Medicine after studying electrical engineering at the Massachusetts Institute of Technology. He completed consecutive residencies in both internal medicine and radiation oncology at the University of Arizona Health Sciences Center and University of California, Los Angeles.  He is Board Certified in both Radiation Oncology and Internal Medicine. 

Dr. Beyer practiced in Phoenix and Scottsdale from 1985-2014.  He currently practices Radiation Oncology at Cancer Centers of Northern Arizona Healthcare, Sedona Campus.

While in a private practice he has published more than 40 peer reviewed articles on cancer treatments, guideline development, and in Health Policy; with an emphasis on prostate cancer.    He has advised Medicare on policy as a member of the MedCAC and has been actively involved in cancer care policy development throughout the past decade of health care reform.

Dr. Beyer has served as President for the American Society for Radiation Oncology, the American Brachytherapy Society, and the Arizona Radiologic Society.   He has also served on the Council Steering Committee of the American College of Radiology and the Board of Chancellors for the American College of Radiation Oncology.  He has a Governor appointment as a member of the Arizona Medical Board.


RO Drew Moghanaki


Dr Drew Moghanaki

Dr. Moghanaki is a radiation oncologist and clinical investigator within the US Department of Veterans Affairs. He is a member, scientific advisor, and chair of multiple national committees with the American Cancer Society, American Society of Radiation Oncology, Lung Cancer Alliance, and Lungevity Foundation. He leads the phase III lung cancer Surgery vs SBRT trial in the VA that is known as “VALOR”, and has received over $36M in funding for lung cancer research and implementation. This includes the development of an I-ELCAP based national lung screening program within the VA known as the Veterans Affairs Partnership to Increase Access to Lung Screening (VA-PALS).


RO Arjun Sahgal

Prof Arjun Sahgal

Dr. Arjun Sahgal is an international clinical and research leader in the field of high precision stereotactic radiation to the brain and spine for both metastases and primary tumors. After training at the University of Toronto in radiation oncology, he completed a radiosurgery fellowship at the University of California San Francisco. He has published, as lead or contributor, over 250 peer reviewed papers including in high impact journals like the Journal of Clinical Oncology, Lancet Oncology, and New England Journal of Medicine. He has been the recipient of several distinguished awards and visiting professorships, served as past-meeting chairman and board member of the International Stereotactic Radiosurgery Society (ISRS), and current steering committee member for the AOSpine Tumor Knowledge Forum. He is the principle investigator for a national Phase 3 randomized trial (SC-24) evaluating spine SBRT to conventional radiation. Currently, he serves as Deputy Chief of the Department of Radiation Oncology at the University of Toronto affiliated Sunnybrook Odette Cancer Centre. In addition, he is the director of the Sunnybrook Cancer Ablation Therapy (CAT) program which involved the installation of a MR Brachytherapy suite, MR Linac and Gamma Knife Icon technology. His next phase of research is in the development of these CAT technologies, integrating MR in radiation therapy, and the application of MR Guided Focused Ultrasound Technology with radiation.