Banner photo for Marin•Sonoma IPA. The network providing health care and administering benefits for HMO members in Marin County, Petaluma and Sonoma Valley.

If you're a visitor and would like to include Marin•Sonoma IPA in your healthcare plan, you can speak to:

  • A health insurance agent or broker
  • Your employer
  • One of the insurance companies listed here:
Find a Local Primary Care Doctor
Check our online Primary Care Physician directory
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Questions? Email Member Services
We're here to help with any questions you may have. We can also help with your transition to include Marin•Sonoma IPA in your healthcare plan.
Email Member Services or simply call 415 884-1840
My Marin•Sonoma IPA
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Marin•Sonoma IPA is a healthcare network representing our local physician members. It is the network providing health care and administering benefits for HMO members in Marin and Sonoma Counties. Marin•Sonoma IPA is made up of expert medical and administrative staff dedicated to ensuring that you receive the highest quality health care available.