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Physician Profile

John P. Zimmermann, M.D.

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At a glance

About Dr. Zimmermann

John P. Zimmermann, M.D. is a specialist based in Napa, CA. The provider's National Provider Identifier (NPI) is 1558380154.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Specialist (Primary)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 26664CurrentExpires Mar 2027Since 1974
NPINational Provider Identifier
1558380154Issued 2006

Snapshot · verify with the board ↗

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does John P. Zimmermann specialize in?

John P. Zimmermann is a specialist in Napa, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is John P. Zimmermann located?

John P. Zimmermann is listed at 3443 Villa Ln Ste 10, Napa, CA 94558. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is John P. Zimmermann's phone number?

The number on file is (707) 258-6077. Contact the office directly to confirm availability and scheduling.

NPI registry

What is John P. Zimmermann's NPI number?

John P. Zimmermann's National Provider Identifier is 1558380154. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How long has John P. Zimmermann been practicing?

John P. Zimmermann has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has John P. Zimmermann confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by John P. Zimmermann. If this is you, claiming it is free.

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