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Physician Profile

William G. Keyser, MD

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At a glance

About Dr. Keyser

Based in Sonoma, CA, William G. Keyser, MD is listed in the NPI registry under emergency medicine. NPI 1306859194 identifies this record in the national registry.

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

Specialty

Emergency Medicine (Primary)

Credentials & Licensing

CA · Physician and Surgeon CMedical Board of California
No. 32412DelinquentExpired Nov 30, 2024Since 1970
NPINational Provider Identifier
1306859194Issued 2006

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Common questions

What does Dr. Keyser specialize in?

Dr. Keyser is an emergency physician in Sonoma, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.

NPI registry

Where is Dr. Keyser located?

Dr. Keyser is listed at 347 Andrieux Street, Sonoma, CA 95476. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Keyser's phone number?

The number on file is (707) 935-5100. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Keyser's NPI number?

Dr. Keyser's National Provider Identifier is 1306859194. 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 Dr. Keyser been practicing?

Dr. Keyser 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 Dr. Keyser confirmed this information?

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

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.