

Oncology
James Zimmerman, M.D.
Redwood City, CA
Dr. James Zimmerman, MD is a Vascular Surgery Specialist who practices in Redwood City, CA. He is 76 years old and has been practicing for 51 years.
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Credentials
Years in Practice
50+ years
Peer Recognition
- Castle Connolly — Top Doctor
2012-2026 (15 years)
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Radiation Oncology
Conditions & Treatments
Cancer SurgeryRadiation Therapy
Insurance(s) Accepted
Please verify your coverage with the provider — plan participation can change.
Practice Details
Hospital Affiliations
- Sequoia Hospital
Conditions Dr. Zimmerman treats
Insurance accepted
Frequently asked
Does Dr. Zimmerman accept Aetna insurance?
James Zimmerman's public profile lists Aetna, Anthem Blue Cross Blue Shield, and Blue Cross Blue Shield plus 6 more health plans as accepted plans. Plan participation can change — confirm directly with the practice before your visit.
Where does Dr. Zimmerman practice?
James Zimmerman practices in Redwood City, CA with hospital affiliations including Sequoia Hospital.
What does Dr. Zimmerman specialize in?
James Zimmerman is a board-certified oncology specialist with focus areas in Radiation Oncology.
How long has Dr. Zimmerman been practicing?
James Zimmerman has 51+ years of clinical experience in oncology.
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