
- Telehealth Visits
- Insurance plan information

Nicolas Prionas, MD, PhD
Radiation Oncology • Breast Medical Oncology- Telehealth Visits
- Insurance plan information



Nicolas Prionas, MD, PhD
Radiation Oncology • Breast Medical Oncology- Telehealth Visits
- Insurance plan information
On this page
About me
Dr. Nicolas Prionas is a radiation oncologist who cares for adults with all types of cancer. He has a special interest in treating breast cancer.
In research, Prionas focuses on developing new technologies to improve the early detection, diagnosis and treatment of cancer. He is also interested in exploring applications of technology to increase access to equitable cancer care.
Prionas earned a bachelor's degree in biomedical computation and a master's degree in biomechanical engineering at Stanford University. At the University of California, Davis, he earned both a doctorate in biomedical engineering and his medical degree. He completed a residency in radiation oncology at Stanford Medicine.
Prionas is a member of the American Medical Association, American Society for Radiation Oncology, Radiological Society of North America, American Brachytherapy Society and American Association of Physicists in Medicine. He speaks Greek and Spanish.
Education & training
Board certification
- Radiation Oncology, American Board of Radiology
Residency
- Radiation Oncology, Stanford University Hospitals & Clinics GME
Internship
- Transitional, Santa Clara Valley Medical Center GME
Degree
- MD, University of California Davis School of Medicine
Academic title
- Clinical Professor
My expertise
Specialties
Conditions
Treatments
- Radiation Treatment
- Volumetric Modulated Arc Therapy
- Three-Dimensional Conformal Radiation Therapy
- Intensity-Modulated Radiation Therapy
- Image-Guided Radiation Therapy
- External Beam Radiation Therapy
- Stereotactic Body Radiation Therapy
- Radiation Therapy Simulation
Locations
My research
Publications
Showing 1-6 of 30 reviews
- May 18, 20265 out of 5 Stars
Dr. Prionas showed such compassion and support during my radiation oncology consult. I appreciated his kindness, professionalism, and knowledge In his area of expertise. He was able to explain all options including risks and benefit in language I could understand answered all my questions all while being so thoughtful. Overall I was truly impressed!
- May 16, 20265 out of 5 Stars
Dr Prionas was excellent, highly recommend
- April 16, 20264.8 out of 5 Stars
Dr. Prionas is amazing. I wish he could be my oncologist. First person to bring me through my entire pathology report and be able to answer all my questions and give context to my particular cancer.
- April 1, 20265 out of 5 Stars
Dr. Prionas was the best! He read my history carefully and went over my situation, giving me additional understanding of my surgery and diagnosis. I especially appreciate how thorough and clear he was when going over the different scenarios and possible treatments going forward. I felt that he really cared about his patients and was extremely knowledgeable and experienced, communicating his expertise in an organized and caring fashion. Thank you!
- March 3, 20265 out of 5 Stars
All of the above would be Excellent if it was one of the selections for Dr. Prionas. So impressed with the care, concern, knowledge, and the time spent with me. Outstanding!
- February 27, 20265 out of 5 Stars
Dr Prionas is kind, caring and a great listener.. In addition to being a well-informed and great doctor, He made me feel comfortable from day one and I still feel the same way today.Offered suggestions to help my issues and made sure to let me know if I needed or wanted anything else to contact him!
Please check with your health insurance plan regarding coverage for this type of care. Not all providers at UCSF Health are covered by every insurance plan.
For informational purposes only, a link to the federal Centers for Medicare and Medicaid Services (CMS) Open Payments web page is provided here.
The federal Physician Payments Sunshine Act requires that detailed information about payment and other payments of value worth over ten dollars ($10) from manufacturers of drugs, medical devices, and biologics to physicians and teaching hospitals be made available to the public.