DR. THOMAS J SIERRA DDS
NPI 1770596785
Dentist - General Practice in Pasadena, TX

Q: What is Thomas Sierra's NPI number?

The NPI number for Thomas Sierra is 1770596785. It was assigned to this individual provider in the NPPES registry on August 14, 2006.

Q: What is Thomas Sierra'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 Sierra 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 August 14, 2006

4221 VISTA RD, PASADENA, TX 77504(713) 943-2094(713) 943-2097 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 30, 2026.

On this page

About Dr. Thomas J Sierra Dds NPPES

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

DR. THOMAS J SIERRA DDS (NPI 1770596785) is an individual general practice provider in Pasadena, Texas, licensed in Texas (21757) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1770596785

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. THOMAS J SIERRACredential: DDS

Location Address4221 VISTA RDPasadena, TX 77504-2141

Mailing Address4221 Vista RdPasadena, TX 77504-2141 · (713) 943-2094 · Fax (713) 943-2097

Phone(713) 943-2094

Fax(713) 943-2097

Sole ProprietorNo

Enumeration DateAugust 14, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1770596785 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in TX · 21757

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.

4221 VISTA RD, Pasadena, TX 77504

Open in Google Maps ↗

Other Providers at the Same Location NPPES 4

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

DR. LINDA J SIERRA DDS

Dentist (General Practice)

4221 VISTA RD
PASADENA, TX 77504

Harris County (713) 943-2094

LINDA J SIERRA, DDS, P.C.

Dentist (General Practice)

4221 VISTA RD
PASADENA, TX 77504

Harris County (713) 943-2094

DR. CHRISTOPHER BRIAN SIERRA D.D.S.

Dentist

4221 VISTA RD
PASADENA, TX 77504

Harris County (713) 943-2094

CHRISTOPHER SIERRA

Dentist (General Practice)

4221 VISTA RD
PASADENA, TX 77504

Harris County (713) 943-2094

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 Sierra's NPI number?

The NPI number for Thomas Sierra is 1770596785. It was assigned to this individual provider in the NPPES registry on August 14, 2006.

Where is Thomas Sierra located?

Thomas Sierra practices at 4221 Vista Rd, Pasadena, TX 77504. The listed phone number is (713) 943-2094.

What is Thomas Sierra'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 Sierra 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.