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Dr. Brian J. Leberthon, MD Get a Free Background Report on Dr. Brian J. Leberthon, MD. Malpractice, medical malpractice, sanctions, misconduct, credentials, and penalty or negligence information.

Specializes in Oncology • Male • Age 55

1135 S Sunset Ave Ste 207
West Covina, CA 91790
OverviewExperienceHospital QualityPatient SatisfactionAppointments & Offices

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Dr. Leberthon's Experience


  • Oncology
  • Medical Oncology

Board Certifications

  • Internal Medicine
  • Medical Oncology
  • Acute Leukemia
  • Adrenal Gland Cancer
  • Anal and Rectal Cancer
  • Anemia
  • Bile Duct Cancer
  • Bladder Cancer
  • Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
  • Brain Cancer
  • Breast Cancer
  • Central Nervous System Lymphoma
  • Cervical Cancer
  • Chronic Myeloid Leukemia (CML)
  • Coagulation Disorders (incl. Hemophilia)
  • Colorectal Cancer
  • ENT Cancer
  • Esophageal Cancer
  • Fallopian Tube Cancer
  • Gallbladder and Biliary Tract Cancer
  • Hemophilia
  • Hodgkin's Disease
  • Immune Thrombocytopenic Purpura (ITP)
  • Kaposi's Sarcoma
  • Leukocytosis
  • Liver Cancer
  • Lung Cancer
  • Lung Neoplasms, Not Specified as Malignant
  • Lymphocytosis
  • Lymphosarcoma
  • Marginal Zone Lymphoma
  • Melanoma
  • Meningiomas
  • Myelodysplastic Syndromes
  • Myeloma
  • Myeloproliferative Disorders
  • Neuroendocrine Tumors
  • Neutropenia
  • Non-Hodgkin's Lymphoma
  • Oral Cancer
  • Ovarian Cancer
  • Pancreatic Cancer
  • Pancytopenia
  • Pleura Cancer
  • Pleural Neoplasm, Malignant
  • Polycythemia Rubra Vera
  • Primary Central Nervous System Lymphoma
  • Primary Hypercoagulable State (incl. Factor V Leiden Disease)
  • Prostate Cancer
  • Qualitative Platelet Defects (incl. Glanzmann's Thrombasthenia)
  • Renal (Kidney) Cancer
  • Secondary Malignancies
  • Skin Cancer
  • Soft Tissue Sarcoma
  • Squamous Cell Carcinoma
  • Stomach and Small Intestine Cancer
  • Stomach Cancer
  • Testicular Cancer
  • Thalassemia
  • Throat Cancer (Nasopharyngeal)
  • Thrombocytosis
  • Thyroid Cancer
  • Tongue Cancer
  • Tonsil Cancer
  • Uterine Cancer
  • Vaginal Cancer
  • von Willebrand Disease

Background Check for Dr. Leberthon

0 Malpractice Claims

  • No malpractice history found for California.
  • No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

  • No board actions found for the years that Healthgrades collects data.

Awards & Recognitions


Education & Training

Medical School

University of Southern California / Keck School of Medicine
Graduated in 1993

Internship Hospital

Huntington Meml Hospital
Complete in 1994

Residency Hospital

Huntington Meml Hospital
Complete in 1996

Fellowship Hospital

UCLA San Fernando Vly/Cedars Sinai
Complete in 1999

Languages Spoken by Dr. Leberthon & Staff

  • English

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