Oncologists Accepting Ambetter in Walnut Creek, CA
7 verified oncologists in Walnut Creek, California accept Ambetter. Profiles cover focus areas including Radiation Oncology. Common hospital affiliations include Sutter Delta Medical Center, Eden Medical Center, and Saint John's Health Center.


Samuel Choi, M.D.
Oncology
Walnut Creek, CA30+ years
Radiation Oncology


Royce Chrys, MD
Oncology
Walnut Creek, CA30+ years
Radiation Oncology


Ronald Chan, M.D.
Clinical Director of MRI, John Muir Medical Center Walnut Creek and Concord; Director of Musculoskeletal Imaging, Bay Imaging Consultants
Oncology
Walnut Creek, CA20+ years102+ pubs
Radiation Oncology


Jonathan Posin, M.D.
Clinical Professor of Radiology, University of California, San Francisco
Oncology
Walnut Creek, CA30+ years14+ pubs
Radiation Oncology


Stephen Hesseltine, M.D.
Oncology
Walnut Creek, CA20+ years6+ pubs
Radiation Oncology


Sangeeta Gambhir, M.D.
Oncology
Walnut Creek, CA30+ years3+ pubs
Radiation Oncology


Molly Honegger, M.D.
Women's Imaging Radiology Specialist
Oncology
Walnut Creek, CA30+ years1+ pubs
Radiation Oncology
Frequently Asked Questions
How do I know these oncologists accept Ambetter?
Each profile on this page lists Ambetter among its accepted health plans. Plan participation can change — confirm directly with the practice before your visit.
What Ambetter plans do these oncologists accept?
Plan-level detail (PPO, HMO, EPO, Medicare Advantage, etc.) varies by specialists. Open a specific provider profile to see the exact Ambetter plans they've published as accepted.
What should I look for when picking a oncologist that takes Ambetter?
Start with clinical fit. Profiles on this page mention focus areas including Radiation Oncology. Then verify the specific Ambetter plan you carry, compare credentials and affiliations, and check whether the profile mentions accepting new patients.
Are these oncologists accepting new patients?
Profile detail on availability varies. Open a specific profile to see what each provider has published about new-patient access and typical wait times.