Provider Profile

William To

Unclaimed Profile

About William To

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Specialty

Specialist (Primary)

Credentials & Licensing

NPI1285927228
NPI issued05/24/2011

Source: NPPES NPI Registry

Common questions

What does William To specialize in?

William To is a specialist in San Francisco, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is William To located?

William To is listed at 3626 Balboa St, San Francisco, CA 94121. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is William To's phone number?

The number on file is (415) 668-5955. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is William To's NPI number?

William To's National Provider Identifier is 1285927228. 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 William To been practicing?

William To has 15+ years experience. Registered with an NPI since 2011. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has William To confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by William To. 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.