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

DR. THOMAS C. FLAVIN D.D.S.
NPI 1568465409
Dentist - General Practice in Saint Louis, MO

Q: What is Thomas Flavin's NPI number?

The NPI number for Thomas Flavin is 1568465409. It was assigned to this individual provider in the NPPES registry on May 24, 2005.

Q: What is Thomas Flavin'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 Thomas Flavin 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 35 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 May 24, 2005

4224 WATSON RD, SAINT LOUIS, MO 63109(314) 832-1366(314) 832-1230 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Thomas C. Flavin D.d.s. NPPES

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

DR. THOMAS C. FLAVIN D.D.S. (NPI 1568465409) is an individual general practice provider in Saint Louis, Missouri, licensed in Missouri (013614) and active in the NPI registry since May 2005.

NPPES Registry Identity

NPI1568465409

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. THOMAS C. FLAVINCredential: D.D.S.

Location Address4224 WATSON RDSaint Louis, MO 63109-1210

Mailing Address4224 Watson RdSaint Louis, MO 63109-1210 · (314) 832-1366 · Fax (314) 832-1230

Phone(314) 832-1366

Fax(314) 832-1230

Sole ProprietorNo

Enumeration DateMay 24, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1568465409 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in MO · 013614

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.

4224 WATSON RD, Saint Louis, MO 63109

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Other Providers at the Same Location NPPES 3

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

THOMAS C FLAVIN DDS

Dentist (General Practice)

4224 WATSON RD
SAINT LOUIS, MO 63109

St. Louis City (314) 832-1366

CREWS DENTAL LLC

Clinic/Center (Dental)

4224 WATSON RD
SAINT LOUIS, MO 63109

St. Louis City (314) 832-1366

DR. JOHN WILLIAM TABASH DDS

Dentist (Orthodontics and Dentofacial Orthopedics)

4224 WATSON RD
SAINT LOUIS, MO 63109

St. Louis City (314) 353-5430

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 Thomas Flavin's NPI number?

The NPI number for Thomas Flavin is 1568465409. It was assigned to this individual provider in the NPPES registry on May 24, 2005.

Where is Thomas Flavin located?

Thomas Flavin practices at 4224 Watson Rd, Saint Louis, MO 63109. The listed phone number is (314) 832-1366.

What is Thomas Flavin'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 Thomas Flavin 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 35 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.