DR. W. RICHARD THAYER D.D.S.
NPI 1346442647
Dentist - General Practice in Petaluma, CA

Q: What is W. Thayer's NPI number?

The NPI number for W. Thayer is 1346442647. It was assigned to this individual provider in the NPPES registry on May 31, 2007.

Q: What is W. Thayer'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 W. Thayer 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 May 31, 2007

511 HAYES LN, PETALUMA, CA 94952(707) 763-2654(707) 763-3141 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. W. Richard Thayer D.d.s. NPPES

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

DR. W. RICHARD THAYER D.D.S. (NPI 1346442647) is an individual general practice provider in Petaluma, California, licensed in California (22423) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1346442647

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. W. RICHARD THAYERCredential: D.D.S.

Location Address511 HAYES LNPetaluma, CA 94952-4011

Mailing Address199 Country Club DrSanta Rosa, CA 95401-5551 · (707) 544-5144 · Fax (707) 544-5123

Phone(707) 763-2654

Fax(707) 763-3141

Sole ProprietorNo

Enumeration DateMay 31, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1346442647 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 · 22423

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.

511 HAYES LN, Petaluma, CA 94952

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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.

DR. STEPHEN H NAGLE

Dentist (General Practice)

511 HAYES LN
PETALUMA, CA 94952

Sonoma County (707) 763-2654

DR. LEAH T DEBERARDINIS

Dentist (General Practice)

511 HAYES LN
PETALUMA, CA 94952

Sonoma County (707) 763-2654

DR. DAVID A STRAUB D.D.S.

Dentist (General Practice)

511 HAYES LN
PETALUMA, CA 94952

Sonoma County (707) 763-2654

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 W. Thayer's NPI number?

The NPI number for W. Thayer is 1346442647. It was assigned to this individual provider in the NPPES registry on May 31, 2007.

Where is W. Thayer located?

W. Thayer practices at 511 Hayes Ln, Petaluma, CA 94952. The listed phone number is (707) 763-2654.

What is W. Thayer'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 W. Thayer 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.