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Provider Profile

John P. Diponziano, DDS

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At a glance

About Dr. Diponziano

John P. Diponziano, DDS is a dentist practicing in San Leandro, CA. This provider record is associated with NPI 1770569600.

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

Specialty

Dentist (Primary)

Credentials & Licensing

CA · Dental LicenseDental Board of California
No. 55315Current (inactive)Expired Sep 30, 2026Since 2006
NPINational Provider Identifier
1770569600Issued 2005

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Common questions

What kind of doctor is Dr. Diponziano?

Dr. Diponziano is a dentist in San Leandro, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Dr. Diponziano's address?

Dr. Diponziano is listed at 680 Bancroft Ave, San Leandro, CA 94577. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Diponziano?

The number on file is (510) 569-0218. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Diponziano's NPI number?

Dr. Diponziano's National Provider Identifier is 1770569600. 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. Diponziano been practicing?

Dr. Diponziano has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Diponziano confirmed this information?

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

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