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Provider Profile

David N. Day, PhD

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At a glance

About Dr. Day

David N. Day, PhD is a psychologist — clinical based in Pleasanton, CA. The provider's National Provider Identifier (NPI) is 1245463850.

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

Specialty

Credentials & Licensing

CA · PsychologistBoard of Psychology
No. 7972CurrentExpires Dec 31, 2026Since 1983
NPINational Provider Identifier
1245463850Issued 2009

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Common questions

What kind of doctor is David N. Day?

David N. Day is a psychologist in Pleasanton, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.

NPI registry

What is David N. Day's address?

David N. Day is listed at 225 Spring St, Pleasanton, CA 94566. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with David N. Day?

The number on file is (925) 846-7768. Contact the office directly to confirm availability and scheduling.

NPI registry

What is David N. Day's NPI number?

David N. Day's National Provider Identifier is 1245463850. 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 David N. Day been practicing?

David N. Day has 17+ years experience. Registered with an NPI since 2009. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has David N. Day confirmed this information?

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

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