Sayana R. Shah, MD

Sayana R. Shah, MD

Radiation Oncology


Sayana Shah, MD is a board certified Radiation Oncologist and Assistant Clinical Professor at UCLA. Dr. Shah graduated from the University of Wisconsin-Madison on the Dean's List, with a Bachelors of Science degree in Biology. She went on to receive her medical degree from the University of Wisconsin School of Medicine and Public Health, where she graduated with Alpha Omega Alpha Honors distinction. She then completed specialty training in Radiation Oncology at the University of Wisconsin Hospitals and Clinics. She served as Chief Resident and received specialized training in all of the latest technologies.

Dr. Shah currently practices at 21st Century Oncology in Orange County: Fountain Valley and Anaheim, and serves as Radiation Safety Officer for Anaheim Regional Medical Center. Her areas of clinical expertise include IMRT, IGRT, and SBRT, in the treatment of breast, prostate, lung, central nervous system, gastrointestinal, gynecologic, and head & neck cancers. Dr. Shah's research endeavors have focused on the treatment of central nervous system and lung tumors, including advanced brachytherapy techniques, IMRT using TomoTherapy, SBRT, and intensity modulated proton therapy. She has presented her research at many regional and national meetings.

Additional Practice Locations
21st Century Oncology
11190 Warner Avenue
Suite 115
Fountain Valley, California 92728



1211 W. La Palma Avenue
Suite 100
Anaheim, California 92801




Medical Board Certification

Radiation Oncology, American Board of Radiology, 2013


University of Wisconsin Hospitals and Clinics, 2012


University of Wisconsin Hospitals and Clinics, 2008


University of Wisconsin Medical School, MD, 2007


  • Top Doctors, Los Angeles Magazine, 2021
  • University of Wisconsin Medical Scholars Program and Dean's List
  • Golden Key Honor Society, Lewis E. & Edith Phillips Scholarship for Academic Excellence
  • Dr. Otto Mortensen Scholarship of Excellence in Medical Neurosciences
  • Alpha Omega Alpha Honor Medical Society