DR. ALAN TANISAWA D.D.S.
NPI 1871797639
Dentist - General Practice in Castro Valley, CA

Q: What is Alan Tanisawa's NPI number?

The NPI number for Alan Tanisawa is 1871797639. It was assigned to this individual provider in the NPPES registry on June 13, 2007.

Q: What is Alan Tanisawa's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Alan Tanisawa was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 13, 2007

22408 CHARLENE WAY, CASTRO VALLEY, CA 94546(510) 881-1922(510) 727-1583 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Alan Tanisawa D.d.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALAN TANISAWA D.D.S. (NPI 1871797639) is an individual general practice provider in Castro Valley, California, licensed in California (25056) and active in the NPI registry since June 2007.

NPPES Registry Identity

NPI1871797639

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. ALAN TANISAWACredential: D.D.S.

Location Address22408 CHARLENE WAYCastro Valley, CA 94546-7102

Mailing Address22408 Charlene WayCastro Valley, CA 94546-7102 · (510) 881-1922 · Fax (510) 727-1583

Phone(510) 881-1922

Fax(510) 727-1583

Sole ProprietorYes

Enumeration DateJune 13, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1871797639 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 25056

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

22408 CHARLENE WAY, Castro Valley, CA 94546

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alan Tanisawa's NPI number?

The NPI number for Alan Tanisawa is 1871797639. It was assigned to this individual provider in the NPPES registry on June 13, 2007.

Where is Alan Tanisawa located?

Alan Tanisawa practices at 22408 Charlene Way, Castro Valley, CA 94546. The listed phone number is (510) 881-1922.

What is Alan Tanisawa's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Alan Tanisawa was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.