Summary

Dr. Brian Leberthon is an oncologist and internal medicine physician who has dedicated 33 years to caring for cancer patients. He earned his medical degree from the Keck School of Medicine at the University of Southern California and completed his residency training at Cedars Sinai Medical Center. Dr. Leberthon speaks both English and Spanish, helping him connect with a diverse patient community.

Dr. Leberthon practices at several locations throughout West Covina and San Dimas, maintaining affiliations with Emanate Health Queen Of The Valley Hospital, Alhambra Hospital Medical Center, San Dimas Community Hospital, and West Covina Medical Center. He specializes in treating breast cancer, including cases where the cancer has spread or returned. His expertise includes managing treatment side effects like nausea and vomiting that can occur during cancer therapy. Dr. Leberthon performs infusion therapy and administers intravenous chemotherapy to help patients fight their cancer. Patients rate him 4.4 out of 5 stars on average.
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AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.4
  • 33 years of experience
  • speaks English, Spanish
  • Cedars Sinai Medical Center
  • 5 written reviews
  • 2 specialties
  • 8 areas of expertise
  • 2 board certifications
  • 4 hospital affiliations
  • 4 office locations
  • Male

Office Locations

Dr. Brian John Leberthon has 4 locations

Brian J Leberthon Md Medical Group

1135 S Sunset Ave Ste 207West Covina, CA 91790
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Emanate Health Queen Of The Valley Hospital

1115 S Sunset AveWest Covina, CA 91790

San Dimas Community Hospital

1350 W Covina BlvdSan Dimas, CA 91773

West Covina Medical Center

725 S Orange AveWest Covina, CA 91790

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Dr. Brian John Leberthon, MDDr. Ronald Tang, DODr. Shahrooz Eshaghian, MD, FACPDr. Virginia Von Schaefer, MD
OncologyOncologyOncologyOncology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
4.6 
33 Years of Experience 18 Years of Experience 20 Years of Experience 43 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English, Spanish Speaks English, Cantonese, Spanish Speaks English, Farsi, Hebrew Speaks English
West Covina , CAMontebello , CALos Angeles , CASan Clemente , CA
Med School: Keck School Of Medicine Of The University Of Southern California Med School: Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific Med School: Albert Einstein College of Medicine Med School: Columbia University College Of Physicians & Surgeons
Current Profile
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Insurance Plans Accepted by Dr. Brian John Leberthon

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Brian John Leberthon has the following 2 specialties

Specialty Expertise

Dr. Brian John Leberthon has the following 8 areas of expertise

  • Bone Marrow Transplant
  • Cancer
  • Chemotherapy
  • Internal Medicine
  • Leukemia
  • Lymphoma
  • Myelofibrosis
  • Myeloma

Certifications, License, & Education

33 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

Cedars Sinai Medical Center

Medical School

Keck School Of Medicine Of The University Of Southern CaliforniaGraduated in 1993

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Frequently Asked Questions

Does Dr. Brian Leberthon accept virtual/telehealth appointments?
Dr. Brian Leberthon has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Brian Leberthon accept my insurance?
You can see the insurance plans that Dr. Brian Leberthon accepts on their Vitals profile.
Is Dr. Brian Leberthon accepting new patients?
Dr. Brian Leberthon is accepting new patients on Vitals. View Dr. Brian Leberthon's profile on Vitals to make an appointment.
Which hospitals is Dr. Brian Leberthon affiliated with?
Dr. Brian Leberthon is affiliated with Emanate Health Queen Of The Valley Hospital, Alhambra Hospital Medical Center, San Dimas Community Hospital, and West Covina Medical Center.
How can I make an appointment with Dr. Brian Leberthon?
You can find contact information for Dr. Brian Leberthon here on Vitals.

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