Santosh Kesari, M.D., Ph.D., is a board-certified neurologist and neuro-oncologist. He serves as director of neuro-oncology at Providence Saint John’s Health Center and chair of the Department of Translational Neuro-oncology and Neurotherapeutics at John Wayne Cancer Institute.

A physician and scientist, Dr. Kesari specializes in personalized medicine for patients with malignant brain tumors. His experience in precision therapeutic strategies targets brain tumors at the molecular level to eliminate the disease. Dr. Kesari’s research efforts have focused on cancer stem cells, their role in the formation of brain tumors and their resistance to treatment. His goal is to advance neurological medicine by developing targeted drugs to eradicate brain tumors. He has more than 200 publications, including original articles, reviews, editorials, books and clinical communications. Dr. Kesari has received countless awards and recognition throughout his medical career, and he was named one of America’s Top Doctors by Castle Connolly.

Medical School
  • University of Pennsylvania School of Medicine, Philadelphia, PA
  • Beth Israel Deaconess Medical Center (Harvard Medical School), Boston, MA
  • Brigham & Women's Hospital, Boston, MA
  • Massachusetts General Hospital - Harvard Medical School, Boston, MA
  • English
  • Telugu


Pacific Neuroscience Institute
2121 Santa Monica Boulevard
Santa Monica, CA 90404
(310) 829-8265
(310) 582-7287


  • Neurology (Board Certified)
  • Neurology Oncology (Board Certified)
Clinical Interests
  • Brain Tumor or Brain Tumors
  • Hydrocephalus
  • Glioblastoma
  • Glioma
  • CNS Lymphoma
  • Meningioma
  • Chordomas
  • Hydrocephalus


Insurances Accepted
  • Aetna PPO/POS/EPO
  • Anthem Blue Cross PPO/POS/EPO
  • Blue Shield PPO/POS/EPO
  • 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 PPO
  • Covered CA LA Care HMO
  • Humana ChoiceCare PPO
  • MultiPlan LTD PPO
Insurance Medical Groups
  • Axminister Medical Group/IPA
  • HealthCare Partners Medical Group