Dr. Dennis R. Holmes is an internationally-renowned Breast Surgeon specializing in the surgical treatment of breast cancer and non-cancerous breast conditions. As a noted leader on the management of breast cancer, Dr. Holmes is a sought-after authority of breast cancer surgery, Cryoablation (tumor freezing), and radiation therapy. Dr. Holmes serves as a board member of the American Society of Breast Diseases, program co-chairman of the National Consensus Conference on Women’s Health, Program Committee Member of the National Consortium of Breast Centers; and education committee Member of the American Society of Breast Surgeons. Dr. Holmes’ mission is not to just practice the standard of care, but to raise the standard of care by developing treatment options that reduce the burden of breast cancer therapy.

Medical School
  • Tulane University School of Medicine, New Orleans, LA
  • Barnes-Jewish Hospital at Washington University, St. Louis, MO
  • LAC - USC Medical Center, Los Angeles, CA
  • Barnes-Jewish Hospital at Washington University, St. Louis, MO
  • LAC - USC Medical Center, Los Angeles, CA
  • English


The Margie Petersen Breast Center
2121 Santa Monica Boulevard
Breast Center
Santa Monica, CA 90404
(310) 582-7107
(310) 582-7165


  • Breast Surgery (Board Certified)
Clinical Interests
  • Home & Nursing Home Visits (House Calls)
  • Breast Cancer


Insurances Accepted
  • Aetna HMO Plan
  • Aetna PPO/POS/EPO
  • Anthem Blue Cross PPO/POS/EPO
  • Blue Shield HMO Plan
  • Blue Shield HMO Plus POS
  • Blue Shield PPO/POS/EPO
  • Cigna HMO Plan
  • Cigna PPO/POS/EPO
  • Covered CA Anthem BC HMO
  • Covered CA Anthem BC PPO/EPO
  • Covered CA Blue Shield HMO
  • Covered CA Blue Shield PPO/EPO
  • Covered CA Health Net HMO
  • Covered CA Health Net PPO
  • Covered CA LA Care HMO
  • Health Net HMO
  • Medi-Cal Anthem (BC) HMO
  • Medi-Cal L.A. Care HMO
  • Medi-Cal/L.A. Care/Care 1st HMO
  • Medicare
  • Medi-Medi (Medicare-Medi-Cal)
  • Pacific Health Alliance PPO/ POS
  • Scan Senior Health Plan HMO
  • TriCare/TriWest PPO
  • United Healthcare HMO Plan
  • United Healthcare PPO/POS/EPO
Insurance Medical Groups
  • Regal Medical Group