Mary Lou Ozohan, MD, Medical Director of Radiation Oncology at Valley Radiation Oncology Center, is board certified in radiation oncology and is a Fellow of the American College of Radiology (FACR). She graduated from the University of Manitoba College of Medicine before interning and serving her residency at the LAC-USC Medical Center.

Dr. Ozohan is a member of the Board of Directors of the Los Angeles County Medical Association and the recipient of the Life Achievement Award of the Hermanos en La Lucha Contra el Cancer League. Dr. Ozohan was awarded a Fellowship by the American College of Radiology.

Areas of expertise include breast and gynecological malignancies as well as high dose radiation for gynecological cancers and skin cancer.

Dr. Ozohan is committed to excellence in comprehensive health care for men and women, in a partnership that honors patient individuality and dignity. Her approach involves understanding the patient's health care needs and implementing state-of-the- art techniques and compassionate care.

Dr. Ozohan provides care in radiation oncology and is a member of the Valley Radiotherapy Associates Medical Group, which provides radiation oncology services for Providence Cancer facilities.

Medical School
  • University of Manitoba Teaching Hospital, Winnipeg, MB, Canada
  • LAC - USC Medical Center, Los Angeles, CA
  • LAC - USC Medical Center, Los Angeles, CA
  • English
  • Spanish


Mary Lou Ozohan, M.D.
7301 Medical Center Drive
Suite 100
West Hills, CA 91307
(818) 884-1683
(818) 884-3861


  • Radiation Oncology (Board Certified)
Clinical Interests
  • Breast Cancer
  • Gynecologic Cancers


Insurances Accepted
  • Aetna HMO Plan
  • Aetna PPO/POS/EPO
  • Affiliated Health Funds PPO
  • Anthem Blue Cross Calif. Care HMO
  • Anthem Blue Cross PPO/POS/EPO
  • Anthem Blue Cross Senior Plan HMO
  • Blue Cross/Blue Shield PPO
  • Blue Shield 65 Plus Senior Plan HMO
  • Blue Shield Access + HMO Plan
  • Blue Shield HMO Plan
  • Blue Shield HMO Plus POS
  • Blue Shield PPO/POS/EPO
  • Cigna HMO Plan
  • Cigna PPO/POS/EPO
  • Health Net PPO/EPO/POS
  • Health Net Seniority Plus HMO
  • Medi-Cal (Straight)
  • Medi-Cal Anthem (BC) HMO
  • Medi-Cal Molina HMO
  • Medi-Cal/L.A. Care/Care 1st HMO
  • Medicare
  • Medi-Medi (Medicare-Medi-Cal)
  • Scan Senior Health Plan HMO
  • Secure Horizons Senior/UHC HMO
  • United Healthcare HMO Plan
  • United Healthcare PPO/POS/EPO