City of Hope® Wildomar Radiation Oncology provides Wildomar and its surrounding communities with incomparable cancer care and radiation treatments close to home. We are trained in the latest advances in radiation oncology and treat patients using multiple leading-edge technologies.
33.5911589, -117.2362844
Suite 101
Wildomar, CA 92595
Monday through Friday: 8 a.m. to 5 p.m.
Closed on major federal holidays
- Clinical Services
- Insurance Information
City of Hope cares for patients from prevention through survivorship by pairing our expertise in numerous cancers and conditions with world-class technologies and services.
Radiation Oncology
City of Hope’s radiation oncology program is one of the largest and most experienced in Southern California. We offer a comprehensive set of specialized services and advanced technologies, planned and provided by our uniquely trained staff, for a broad range of cancer diagnoses.
Our team is trained in the latest advances in radiation oncology and may use one of the following therapies to treat your cancer:
- 3-D Conformal Radiation Therapy
- 3-D Ultrasound Imaging
- Calypso 4-D Localization System ("GPS for the Body")
- CT Scanning and Simulation
- Image-guided Radiation Therapy
- Image Modulated Radiation Therapy
- RapidArc Radiotherapy
- Respiratory Gating
- Stereotactic Body Radiation Therapy
- Stereotactic Radiosurgery
Is My Insurance Accepted?
View a list of insurance companies that City of Hope currently contracts with for its locations and physicians. Even if your plan is included, check with your insurance company to make sure you are covered. Your insurance company/medical group will tell you if you need any authorizations.
If you wish to receive treatment at City of Hope, but we're not currently contracted with your insurance plan, contact your insurance company and ask about obtaining authorization to receive treatment here.
No Surprise Billing
When you're treated by an out-of-network provider at an in-network facility, you are protected from balance billing. In these cases, you shouldn't be charged more than your plan's copayments, coinsurance and/or deductible. Learn about your rights and protections against surprise medical bills.
Working closely with community physicians, City of Hope Wildomar Radiation Oncology acts as a community partner in the radiation therapy care of residents in the Wildomar vicinity.
Our Physicians
James Mason, M.D., M.P.H., is a highly trained radiation oncologist with City of Hope's Wildomar Radiation Oncology who is well-versed in the latest precision radiation equipment and techniques.