Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. JOHN T TIEU D.M.D.
NPI 1467422055
Dentist - General Practice in Dorchester, MA

Q: What is John Tieu's NPI number?

The NPI number for John Tieu is 1467422055. It was assigned to this individual provider in the NPPES registry on January 25, 2006.

Q: What is John Tieu'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 Tieu was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days 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 January 25, 2006

101 ALLSTATE RD, SUITE 107, DORCHESTER, MA 02125(617) 442-2535(617) 442-2530 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Mr. John T Tieu D.m.d. NPPES

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

MR. JOHN T TIEU D.M.D. (NPI 1467422055) is an individual general practice provider in Dorchester, Massachusetts, licensed in Massachusetts (20059) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1467422055

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameMR. JOHN T TIEUCredential: D.M.D.

Location Address101 ALLSTATE RD, SUITE 107Dorchester, MA 02125-1641

Mailing Address179 Arthur StFramingham, MA 01702-8158 · (508) 801-2993

Phone(617) 442-2535

Fax(617) 442-2530

Sole ProprietorNo

Enumeration DateJanuary 25, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1467422055 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in MA · 20059

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.

101 ALLSTATE RD, Dorchester, MA 02125

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana and more.Insurance ›

Other Providers at the Same Location NPPES

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

JOHN T. TIEU D.M.D, P.C.

Dentist (General Practice)

101 ALLSTATE RD, SUITE 107
DORCHESTER, MA 02125

Suffolk County (617) 442-2535

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 Tieu's NPI number?

The NPI number for John Tieu is 1467422055. It was assigned to this individual provider in the NPPES registry on January 25, 2006.

Where is John Tieu located?

John Tieu practices at 101 Allstate Rd Suite 107, Dorchester, MA 02125. The listed phone number is (617) 442-2535.

What is John Tieu's specialty?

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

What insurance does John Tieu accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list John Tieu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for John Tieu was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days 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.