​Catherine O’Brien, MD

​Catherine O'Brien, MD

Specialist Training

  • MD: University of California, Davis
    • Ernest M. Gold Award for Excellence in Internal Medicine
  • Residency: University of California Davis Medical Center
  • Fellowship: Oregon Health & Science University

“It is a privilege and an honor to get to know my patients and their families. Having that personal connection allows me to better provide treatment designed to meet their needs. Together with the rest of the team at the HR Hoover Cancer Center, I will develop a treatment plan tailored to each patient’s specific illness, and I will guide them through their journey with compassion.” Catherine O’Brien, MD

Catherine O’Brien grew up in Northern California and earned a degree in managerial economics from the University of California, Davis. She is a member of the American Society of Clinical of Clinical Oncology, the American Society of Hematology, and is on the Board of Directors for Willamette Valley Medical Center. Dr. O’Brien’s outside interests include cooking, hiking, photography and traveling.

Catherine O’Brien MD is certified by the American Board of Internal Medicine in:

  • Oncology (cancer)
  • Hematology (blood disorders)