Dr. Gregory O Colburn MD Radiation Oncologist

Dr. Gregory Colburn is a radiation oncologist in San Jose, California and is affiliated with O'Connor Hospital. He received his medical degree from David Geffen School of Medicine at UCLA and has been in practice for 30 years. Dr. Colburn accepts several types of health insurance, listed below. He is one of 2 doctors at O'Connor Hospital who specialize in Radiation Oncology.

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Office Location

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Specialty & Clinical Interests

Radiation Oncologist: General Radiation Oncology

Hospital Affiliation

O'Connor Hospital

Education & Medical Training

UCLA Medical Center
Residency, Radiation Oncology, 1985–1988

St Mary's Hospital Medical Center (San Francisco CA)
Residency, Internal Medicine, 1984–1985

David Geffen School of Medicine at UCLA
Class of 1984

Certifications & Licensure

American Board of Radiology
Certified 25 years in Radiation Oncology

CA State Medical License
Active through 2014

Insurances Accepted

  • Aetna HMO
  • BCBS California PowerSelect HMO
  • Blue Shield CA Local Access Plus HMO
  • Multiplan PHCS PPO
  • BCBS Blue Card PPO
  • Multiplan PPO
  • Aetna Choice POS II
  • Blue Shield California PPO
  • CIGNA Open Access
  • CIGNA PPO
  • First Health PPO
  • Great West PPO
  • Pacificare HMO
  • United Healthcare - Direct Options PPO
  • Blue Shield California HMO
  • CIGNA HMO
  • Health Net California Large Group PPO
  • Health Net HMO - Employer Group
  • Multiplan PHCS PPO - Kaiser
  • United Healthcare - Direct Choice Plus POS

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