DR. JAMES YOSHITATSU KOBAYASHI D.D.S.
NPI 1942391909
Dentist - General Practice in Danville, CA

Q: What is James Kobayashi's NPI number?

The NPI number for James Kobayashi is 1942391909. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Q: What is James Kobayashi'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 James Kobayashi 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 September 27, 2006

318 DIABLO RD, SUITE 245, DANVILLE, CA 94526(925) 820-1221(925) 820-1910 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. James Yoshitatsu Kobayashi D.d.s. NPPES

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

DR. JAMES YOSHITATSU KOBAYASHI D.D.S. (NPI 1942391909) is an individual general practice provider in Danville, California, licensed in California (21600) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1942391909

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. JAMES YOSHITATSU KOBAYASHICredential: D.D.S.

Location Address318 DIABLO RD, SUITE 245Danville, CA 94526-3443

Mailing Address318 Diablo Rd, Suite 245Danville, CA 94526-3443 · (925) 820-1221 · Fax (925) 820-1910

Phone(925) 820-1221

Fax(925) 820-1910

Sole ProprietorYes

Enumeration DateSeptember 27, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1942391909 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 · 21600

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.

318 DIABLO RD, Danville, CA 94526

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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 James Kobayashi's NPI number?

The NPI number for James Kobayashi is 1942391909. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Where is James Kobayashi located?

James Kobayashi practices at 318 Diablo Rd Suite 245, Danville, CA 94526. The listed phone number is (925) 820-1221.

What is James Kobayashi'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 James Kobayashi 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.