Summary

James Mason, M.D., M.P.H., brings a wide variety of radiation oncology expertise to City of Hope. With more than 25 years' experience, he is highly trained and well-versed in the latest precision radiation equipment and techniques including HDR brachytherapy, LDR brachytherapy, intensity modulated radiation therapy, prostate brachytherapy, stereotactic radiosurgery, 3D conformal radiation therapy and the Mammosite system.Dr. Mason received his medical degree from Wayne State University in Detroit where he also completed his internship and residency. He also holds a Masters in Public Health from Harvard.Dr. Mason served at the prestigious Cleveland Clinic for several years before arriving in Southern California. He's spent the past decade treating patients in Wildomar in Riverside County.

Quick Facts

  • accepting new patients
  • 4.8
  • 38 years of experience
  • 39 insurance plans accepted
  • speaks English
  • Wayne St Univ-Detroit M C, Radiation Oncology; Wayne St Univ-Detroit M C, Flexible Or Transitional Year
  • 1 written review
  • 1 specialty
  • 6 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

James Mason, M.D., M.P.H.

36450 Inland Valley Drive Suite 101Wildomar, CA 92595

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James Mason, MD, MPH
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James Mason, MD, MPHDr. James Clifford NelsonDr. David William PetrikDr. Stephanie Yawen Kwan
Radiation OncologyRadiation OncologyRadiation OncologyRadiation Oncology
Accepts New Patients
4.8 
38 Years of Experience 20 Years of Experience 31 Years of Experience 7 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Wildomar , CARedlands , CASan Clemente , CALoma Linda , CA
Med School: Wayne State Universtiy School Of Medicine Med School: Loma Linda University School Of Medicine Med School: Univ Of Alberta Fac Of Med Med School: University Of California San Francisco School Of Medicine
Current Profile
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Insurance Plans Accepted by James Mason

  • AARP
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Cigna
  • Health Net
  • Health Net - ACA
  • Health Net - HMO
  • Humana
  • Humana - HMO
  • Inland Empire Health Plan
  • Medi-Cal - Medicaid
  • Medi-Cal - Medicaid (HMO Plans)
  • Medica
  • Medicaid - Medicaid (HMO Plans)
  • Medicare
  • Medicare - IPA
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (HMO Plans)
  • Mutual of Omaha
  • Santa Clara Family Health Plan - Medicaid
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - POS
  • UnitedHealthcare - PPO
  • Wellcare

Medical Specialties

James Mason has the following specialty

Specialty Expertise

James Mason has the following 6 areas of expertise

  • Breast Cancer
  • Cancer
  • Hodgkin's Lymphoma
  • Lung Cancer
  • Metastatic Breast Cancer
  • Radiation Therapy

Certifications, License, & Education

38 Years Experience

BOARD CERTIFICATIONS

American Board of Radiology

Radiation Oncology

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

Wayne St Univ-Detroit M C, Radiation Oncology; Wayne St Univ-Detroit M C, Flexible Or Transitional Year

Medical School

Wayne State Universtiy School Of MedicineGraduated in 1988

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Frequently Asked Questions

What languages does James Mason speak?
James Mason speaks English.
Does James Mason accept virtual/telehealth appointments?
James Mason has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is James Mason's office located?
James Mason's office is located at 36450 Inland Valley Drive Suite 101, Wildomar, CA, 92595.
Which hospitals is James Mason affiliated with?
James Mason is affiliated with Inland Valley Medical Center.
Does James Mason accept my insurance?
You can see the insurance plans that James Mason accepts on their Vitals profile.

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