Preferred Provider Organization in Fullerton, CA
5 active Preferred Provider Organization providers practice in Fullerton, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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Frequently asked questions
How many Preferred Provider Organization providers are in Fullerton, CA?
The latest NPPES snapshot lists 5 active Preferred Provider Organization providers with a practice address in Fullerton, California.
How do I check a Preferred Provider Organization provider's NPI in Fullerton?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-10.