DR. JOHN TIEN NGUYEN D.M.D.
NPI 1649309436
Dentist - General Practice in Livermore, CA

Q: What is John Nguyen's NPI number?

The NPI number for John Nguyen is 1649309436. It was assigned to this individual provider in the NPPES registry on March 5, 2007.

Q: What is John Nguyen'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 John Nguyen 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 March 05, 2007

955 BLUEBELL DR, LIVERMORE, CA 94551(992) 596-1110(925) 961-1126 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. John Tien Nguyen D.m.d. NPPES

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

DR. JOHN TIEN NGUYEN D.M.D. (NPI 1649309436) is an individual general practice provider in Livermore, California, licensed in California (50962) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1649309436

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. JOHN TIEN NGUYENCredential: D.M.D.

Location Address955 BLUEBELL DRLivermore, CA 94551-5319

Mailing Address2497 Portifino StManteca, CA 95337-8406 · (209) 825-6267

Phone(992) 596-1110

Fax(925) 961-1126

Sole ProprietorNo

Enumeration DateMarch 5, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1649309436 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 · 50962

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.

955 BLUEBELL DR, Livermore, CA 94551

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Other Identifiers 1

OtherG93352-01CA · Denti-cal Provider Number

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ELIZABETH HANH-DUNG NGUYEN D.M.D.

Dentist (General Practice)

955 BLUEBELL DR
LIVERMORE, CA 94551

Alameda County (925) 961-1101

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 John Nguyen's NPI number?

The NPI number for John Nguyen is 1649309436. It was assigned to this individual provider in the NPPES registry on March 5, 2007.

Where is John Nguyen located?

John Nguyen practices at 955 Bluebell Dr, Livermore, CA 94551. The listed phone number is (992) 596-1110.

What is John Nguyen'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 John Nguyen 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.