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Provider Profile

Gregory R. Lum, D.D.S.

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At a glance

About Dr. Lum

Gregory R. Lum, D.D.S. is a dentist based in Hayward, CA. The provider's National Provider Identifier (NPI) is 1770789844.

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. 23011CurrentExpires Nov 30, 2026Since 1972
NPINational Provider Identifier
1770789844Issued 2007

Snapshot · verify with the board ↗

Common questions

What does Gregory R. Lum specialize in?

Gregory R. Lum is a dentist in Hayward, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Gregory R. Lum located?

Gregory R. Lum is listed at 800 W Winton Ave, Hayward, CA 94545. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Gregory R. Lum's phone number?

The number on file is (510) 782-2466. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Gregory R. Lum's NPI number?

Gregory R. Lum's National Provider Identifier is 1770789844. 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 Gregory R. Lum been practicing?

Gregory R. Lum has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Gregory R. Lum confirmed this information?

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

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