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Physician Profile

Annette S. Thorn, MD MPH

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At a glance

About Dr. Thorn

Annette S. Thorn, MD MPH practices internal medicine in San Rafael, CA. Annette is also listed as specializing in preventive medicine — preventive/occupational and public health & general preventive medicine. The provider's National Provider Identifier (NPI) is 1205233889.

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

Credentials & Licensing

CA · Physician and Surgeon AMedical Board of California
No. 31526CurrentExpired Oct 31, 2026Since 1977
AK licenceAs reported to the NPI registry
No. 3643As reported
NPINational Provider Identifier
1205233889Issued 2014

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Common questions

What kind of doctor is Dr. Thorn?

Dr. Thorn is an internist in San Rafael, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

What is Dr. Thorn's address?

Dr. Thorn is listed at 161 Maywood Way, San Rafael, CA 94901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Thorn?

The number on file is (831) 625-9403. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Dr. Thorn?

Dr. Thorn's National Provider Identifier is 1205233889. 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 much experience does Dr. Thorn have?

Dr. Thorn has 12+ years experience. Registered with an NPI since 2014. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Dr. Thorn's profile verified?

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

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