Photo of Robert B. Ash, MD

Robert B. Ash, MD

Accepting New Patients
Offers Video Visits
1100 West Stewart Drive
Orange, CA 92868
7804.6 miles away
Medical Groups & Affiliations
Providence Affiliated Physicians, St. Joseph
Speaks: English
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Providence St. Joseph Hospital - Orange

1100 West Stewart Drive, Orange, CA 92868

Insurances Accepted

This information provides an overview of accepted insurance plan types. Coverage may vary by specific plan. Please verify your with your insurance provider before visiting us for care.

About Robert B. Ash

Dr. Ash was the Chair of Undergraduate Medical Education for Oncology - University of Western Ontario, Chair of Thoracic Disease Site University of Western Ontario, and an Associate Professor at University of Western Ontario.

Board Certifications
  • American Board of Radiology, Radiation Oncology
Providence St. Joseph Hospital - Orange
1100 West Stewart Drive
Orange, CA 92868

Center for Cancer Prevention and Treatment
1000 West La Veta Avenue
Orange, CA 92868

Medical Groups & Affiliations
Providence Affiliated Physicians, St. Joseph

Affiliated Locations
St. Joseph Hospital Urologic Oncology Program - Orange
St. Joseph Hospital Center for Cancer Prevention and Treatment Programs - Orange
Providence St. Joseph Hospital Orange - Breast Program
St. Joseph Hospital Liver Bile Duct and Pancreas Tumor Program - Orange
St. Joseph Hospital Melanoma and Skin Cancer Program - Orange
St. Joseph Hospital Neuro-Oncology Program - Orange
St. Joseph Hospital Thoracic Oncology Program - Orange
St. Joseph Hospital Colorectal Cancer Program - Orange

Conditions and Procedures

  • Balloon Breast Brachytherapy
  • Brachytherapy
  • Chemoradiation
  • Combined Modality Therapy
  • External Beam Radiation Therapy
  • High Dose Rate Brachytherapy
  • Image Guided Radiation Therapy
  • Intensity Modulated Radiation Therapy
  • Intraoperative Radiation Therapy
  • Low Dose Rate Brachytherapy
  • Mammosite
  • Neoadjuvant Chemotherapy
  • Proton Beam Therapy
  • Radiation Injury
  • Radiation Treatment For Lung Cancer
  • Radioembolization
  • Reirradiation For Recurrent Head And Neck Cancers
  • Short Course Radiation
  • Stereotactic Body Radiation Therapy
  • Stereotactic Cranial Radiation
  • Three Dimensional Conformal Radiation Therapy
  • Tomotherapy
  • Total Body Irradiation
  • Unsealed Source Radiation Therapy
  • Virtual Care