Physician Profile

David Ray Holtzclaw, MD

Unclaimed Profile

About Dr. Holtzclaw

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Specialty

Anesthesiology (Primary)

Credentials & Licensing

CA licenseG37301
NPI1174560940
NPI issued06/01/2006

Source: NPPES NPI Registry

Common questions

What does Dr. Holtzclaw specialize in?

Dr. Holtzclaw is an anesthesiologist in Hillsborough, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Anesthesiology”.

NPI registry

Where is Dr. Holtzclaw located?

Dr. Holtzclaw is listed at 3640 RALSTON AVE, Hillsborough, CA 94010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Holtzclaw's phone number?

The number on file is (650) 218-3801. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Holtzclaw's NPI number?

Dr. Holtzclaw's National Provider Identifier is 1174560940. 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. Holtzclaw been practicing?

Dr. Holtzclaw 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. Holtzclaw confirmed this information?

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

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.