Summary

Sean S. Szeja, M.D., M.S., is a radiation oncologist who brings diverse knowledge and experience to City of Hope. He first came to Southern California from Florida to attend Caltech where he double majored in physics and economics, and also engaged in research at the NASA Jet Propulsion Laboratory. He went on to University of Chicago and earned a master's degree in mathematics. After receiving his medical degree from University of Arizona, he completed his internship at the University of Nevada and residency at the University of Texas Medical Branch, with integrated rotations at MD Anderson Cancer Center and Houston Methodist Hospitals. Dr. Szeja served as a chief resident during his fourth year and received the Roentgen Resident Research Award from the Radiological Society of America.He has co-authored papers in lymphoma, and breast, lung and colorectal cancers, and was recognized by the American Society of Clinical Oncologist's Breast Cancer symposium for his work in demonstrating the benefits of radiation in older patients with triple-negative breast cancer.
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Quick Facts

  • accepting new patients
  • 13 years of experience
  • 65 insurance plans accepted
  • speaks English
  • U S Department Of Veterans Affairs
  • 1 specialty
  • 3 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Sean Szeja has 2 locations

City of Hope Upland

1100 San Bernardino Rd Ste 1100Upland, CA 91786
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Sean Szeja, M.D., M.S.

1100 San Bernardino RoadUpland, CA 91786

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Sean Szeja, MD, MSDr. William Kurohara, MDDr. Matthew Wade Allen, MDDr. Young Soo Lee, MD
Radiation OncologyRadiation OncologyRadiation OncologyRadiation Oncology
Accepts New Patients Accepts New Patients
13 Years of Experience 40 Years of Experience 23 Years of Experience 39 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Chinese, Spanish, English, Tagalog Speaks English Speaks Spanish, Korean
Upland , CAWhittier , CARedding , CAOrange , CA
Med School: Univ Of Arizona Coll Of Med Tucson Med School: David Geffen School Of Medicine At Ucla Med School: Harvard Medical School Med School: David Geffen School Of Medicine At Ucla
Current Profile
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Insurance Plans Accepted by Sean Szeja

  • AARP
  • Aetna
  • Aetna - EPO
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - POS
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AlphaCare - Medicaid (HMO Plans)
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • APWU
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CareMore
  • CHAMPVA - HMO
  • Cigna
  • Cigna - HMO
  • Cigna - PPO
  • EMI Health
  • EMI Health - PPO
  • GEHA
  • Health Net
  • Health Net - HMO
  • Health Net - Medicaid
  • Humana
  • Humana - HMO
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Kaiser Permanente - Medicaid
  • L.A. Care Health Plan
  • Medi-Cal - Medicaid
  • Medi-Cal - Medicaid (HMO Plans)
  • Medica
  • Medica - Medicaid (HMO Plans)
  • Medica - PPO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - ACA
  • Molina Healthcare - HMO
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (HMO Plans)
  • Molina Healthcare - Medicaid (Managed)
  • Mutual of Omaha
  • Optima Health
  • Optima Health - Medicaid
  • Optima Health - Medicaid (HMO Plans)
  • Regence BlueCross BlueShield of Utah
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • State Farm
  • Tricare
  • United American
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - PPO
  • Wellcare

Medical Specialties

Sean Szeja has the following specialty

Specialty Expertise

Sean Szeja has the following 3 areas of expertise

  • Cancer
  • Hodgkin's Lymphoma
  • Radiation Therapy

Certifications, License, & Education

13 Years Experience

Sean Szeja holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Residency

Completed their residency at U S Department Of Veterans Affairs.

Medical School

Graduated from Univ Of Arizona Coll Of Med Tucson in 2013 and University Of Arizona College Of Medicine in 2013.

NPI Number

Sean Szeja's NPI number is 1023351822.

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Frequently Asked Questions

Which hospitals is Sean Szeja affiliated with?
Sean Szeja is affiliated with University Of Texas Medical Branch.
Where is Sean Szeja's office located?
Sean Szeja's office is located at 1100 San Bernardino Rd Ste 1100, Upland, CA, 91786.
How can I make an appointment with Sean Szeja?
You can find contact information for Sean Szeja here on Vitals.
What languages does Sean Szeja speak?
Sean Szeja speaks English.
Is Sean Szeja accepting new patients?
Sean Szeja is accepting new patients on Vitals. View Sean Szeja's profile on Vitals to make an appointment.

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