Provider Profile

Xavier R. Diaz, COUNSELOR

Unclaimed Profile

About Xavier Diaz

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Specialty

Addiction & Substance Abuse Counselor (Primary)

Credentials & Licensing

CA licenseR1341600319
NPI1821551466
NPI issued04/10/2019

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What is Xavier R. Diaz's specialty?

Xavier R. Diaz is an addiction & substance abuse counselor in Fairfield, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Xavier R. Diaz?

Xavier R. Diaz is listed at 1143 Missouri St, Fairfield, CA 94533. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Xavier R. Diaz?

The number on file is (707) 435-9911. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Xavier R. Diaz's NPI number?

Xavier R. Diaz's National Provider Identifier is 1821551466. 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 Xavier R. Diaz been practicing?

Xavier R. Diaz has 7+ years experience. Registered with an NPI since 2019. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Xavier R. Diaz confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Xavier R. Diaz. 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.