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Robert B. Ash, MD
Practice accepting new patients.

Robert B. Ash, MD

(714) 633-9111
Primary Specialties
  • Radiation Oncology
    (Board Certified)
Medical Groups & Affiliations
  • St. Joseph Heritage Medical Group
  • St. Joseph Hospital Affiliated Physicians
  • Additional Languages Spoken
    English

Primary Office

Address:
St. Joseph Hospital of Orange
1100 West Stewart Drive
Orange, CA 92868
Phone:
(714) 633-9111
Web Page:
www.sjo.org

Secondary Office

Address:
City of Hope Orange
1000 West La Veta Avenue
Orange, CA 92868
Phone:
(714) 734-6250
Fax:
(714) 734-6251
Hours:
Mon - Fri 7:30 a.m. - 5 p.m.

Third Office

Address:
St. Jude Medical Center
101 East Valencia Mesa Drive
Fullerton, CA 92835
Phone:
(714) 871-3280
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Education

  • Medical School:
    Memorial University of Newfoundland School of Medicine - 1995
  • Internship:
    University of Western Ontario - 1996
  • Residency:
    University of Western Ontario - 2000
  • Board Certified in Radiation Oncology

Areas of Expertise

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.

Awards

2018 - Physicians of Excellence, OCMA

Areas of Interest

Thoracic Cancer
Genitourinary Tumors
Prostate Brachytherapy
Stereotactic Radiosurgery

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