Photo of Santosh Kesari, MD

Santosh Kesari, MD

Accepting New Patients
Offers Video Visits
2121 Santa Monica Boulevard
Santa Monica, CA 90404
2285.1 miles away
Medical Groups & Affiliations
Speaks: English

Pacific Neuroscience Institute

2121 Santa Monica Boulevard, Santa Monica, CA 90404

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About Santosh Kesari

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 Saint John’s 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.

Areas of Expertise



Brigham & Women's Hospital


Beth Israel Deaconess Medical Center

Medical School

University of Pennsylvania


Massachusetts General Hospital


Board Certifications
  • National Board of Physicians and Surgeons, Neurology
  • United Council for Neurologic Suspecialties, Neurology
  • United Council for Neurologic Subspecialties UCNS, Neuro Oncology
  • United Council for Neurologic Subspecialties, Neuro Oncology
Pacific Neuroscience Institute
2121 Santa Monica Boulevard
Santa Monica, CA 90404

Pacific Neuroscience Institute
2125 Arizona Avenue
Santa Monica, CA 90404

Pacific Neuroscience Institute
27799 Medical Center Road, Suite 110
Mission Viejo, CA 92691

Pacific Neuroscience Institute
5215 Torrance Boulevard, Suite 300
Torrance, CA 90503

Nanda NeuroVascular Associates Inc.
2151 North Harbor Boulevard, Suite 3100
Fullerton, CA 92835

One Hoag Drive
1 Hoag Drive, Building 47
Newport Beach, CA 92663

Dang it Cancer, Inc.
1000 West La Veta Avenue
Orange, CA 92868

Medical Groups & Affiliations
Saint John’s Physician Partners

Affiliated Locations
Saint John’s Health Center Cancer Clinic – Santa Monica
Mission Hospital Leonard Cancer Institute - Mission Viejo
Providence Saint John's Health Center
Providence Little Company of Mary Medical Center Torrance
Providence Little Company of Mary Torrance Cancer Services
Providence St. Jude Medical Center

Clinical Interests

  • Acoustic Neuroma
  • Anaplastic Ependymoma
  • Anaplastic Mixed Glioma
  • Arachnoid Cyst
  • Astrocytic Cancer
  • Astrocytoma Tumors
  • Atypical Teratoid Rhabdoid Tumor (Atrt) Of The Central Nervous System
  • Awake Brain Surgery
  • Awake Brain Tumor Surgery
  • Benign Neoplasm Of Brain
  • Benign Schwannoma
  • Brain Cancer
  • Brain Cancer Chemotherapy
  • Brain Cancer Genomics
  • Brain Neoplasms
  • Brain Tumor Bleeding
  • Cancer Related Cognitive Disorder
  • Cancer Related Fatigue
  • Cauda Equina Syndrome
  • Cavernous Hemangioma
  • Cellular Schwannoma
  • Central Nervous System Germ Cell Tumors
  • Central Nervous System Malignancy
  • Central Nervous System Sarcoma
  • Central Nervous System Tumors
  • Cerebellar Tumor
  • Chemodectoma
  • Chemoradiation
  • Chordoma
  • Choroid Plexus Tumor
  • Clivus Chondroma
  • Cns Lymphoma
  • Colloid Cyst
  • Craniopharyngioma
  • Crizotinib
  • Diffuse Astrocytoma
  • Diffuse Intrinsic Pontine Glioma (Dipg)
  • Dural Based Tumor
  • Egfr Translocation
  • Embryonal Tumors
  • Endodermal Sinus Tumor
  • Ependymoma
  • Erdheim Chester Disease
  • Facial Nerve Schwannoma
  • Facial Nerve Tumor
  • Ganglioglioneurocytoma
  • Ganglioma
  • Ganglioneuroblastoma
  • Ganglioneurocytoma
  • Germ Cell Tumor
  • Germinoma
  • Germinoma Of The Central Nervous System (Cns)
  • Glioma
  • Hemangiopericytoma
  • Hereditary Retinoblastoma
  • Home Visits
  • Hydrocephalus
  • Hypothalamic Hamartoma
  • Idh 1 Mutation
  • Intraarterial Chemotherapy Of Tumors
  • Intraventricular Tumor
  • Leptomeningeal Carcinomatosis
  • Lhermitte Duclos Disease
  • Lumbar Tumor Surgery
  • Malignant Neoplasm Of Brain Stem
  • Malignant Neoplasm Of Cerebellum
  • Malignant Neoplasm Of Frontal Lobe
  • Malignant Neoplasm Of The Spinal Cord
  • Malignant Schwannoma
  • Medulloblastoma
  • Medulloepithelioma
  • Meningioma
  • Metastatic Brain Cancer
  • Mixed Glioma
  • Myxopapillary Ependymoma
  • Nasopharyngeal Angiofibroma
  • Neoplasm Of Brain Stem
  • Nerve Sheath Tumor
  • Neuroblastoma
  • Neurocutaneous Syndromes
  • Neuroectodermal Tumor
  • Neuroendocrine Tumors
  • Neurofibromatosis
  • Neurofibrosarcoma
  • Neuronal Glial Tumors
  • Olfactory Neuroblastoma
  • Oligoastrocytoma
  • Oligodendroglioma
  • Optic Nerve Glioma
  • Optic Nerve Tumor
  • Orbital Tumors
  • Paraganglioma
  • Paraneoplastic Polyneuropathy
  • Peripheral Schwannoma
  • Periventricular Lesions
  • Periventricular Mass
  • Personal History Of Malignant Neoplasm Of Brain
  • Petrous Apex Tumor
  • Pilocytic Astrocytoma
  • Pineal Gland Parenchymal Tumor
  • Pineal Tumor
  • Pineoblastoma
  • Pituitary Adenoma
  • Pituitary Tumor
  • Plexiform Schwannoma
  • Primary Brain Tumor
  • Prolactinoma
  • Rathke Cleft Cysts
  • Retinoblastoma
  • Rhabdoid Tumor Predisposition Syndrome
  • Ros1 Fusion
  • Schwannoma
  • Sinonasal Undifferentiated Carcinoma
  • Skull Base Tumor
  • Spinal Cord Tumors
  • Spinal Schwannoma
  • Spinal Tumor
  • Spine Tumor
  • Spongioblastoma
  • Temporal Tumor
  • Tuberous Sclerosis
  • Turcot Syndrome
  • Vascular Brain Tumors
  • Vertebral Hemangioma
  • Virtual Care
  • Von Hippel Lindau Disease