Marissa Westerland, MD

NPI 1174137160 · on the registry since 2020

Practice

Address: 5900 State Farm Dr
Rohnert Park, CA 94928
Phone: (707) 206-3044
Organisation at this address: Petaluma Health Center Inc
Kaiser Foundation Health Plan Inc
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 51

Registry record

Primary taxonomy: 207Q00000X
207Q00000X
Licence states on file: CA
From the registry's licence fields, which are often incomplete.
Sex: Female
Record last updated: 2025-09-24

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in California