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THOMAS GUERRA DIAZ MD
NPI 1750398590
Family Medicine in Katy, TX

Active since August 02, 2006
1331 W GRAND PKWY N, SUITE 345, KATY, TX 77493(281) 398-8044(281) 574-3972 Get Directions Write a Review

NPPES record last updated: September 6, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Thomas Guerra Diaz Md NPPES

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

THOMAS GUERRA DIAZ MD (NPI 1750398590) is an individual family medicine provider in Katy, Texas, licensed in Texas (G4564) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1750398590
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameTHOMAS GUERRA DIAZCredential: MD
Location Address1331 W GRAND PKWY N, SUITE 345Katy, TX 77493-2710
Mailing Address1331 W Grand Parkway N, Suite 345Katy, TX 77493-2736 · (281) 398-8044 · Fax (281) 574-3972
Phone(281) 398-8044
Fax(281) 574-3972
Sole ProprietorYes
Enumeration DateAugust 2, 2006
Last NPPES UpdateSeptember 6, 2011
✔ NPI 1750398590 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · G4564
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1331 W GRAND PKWY N, Katy, TX 77493
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Other Identifiers 3

Medicare UPINB52424
Other00U51CTX · Bcbs Provider #
Medicare ID-Type Unspecified00U51CTX · Mcr Provider #

Other Providers at the Same Location NPPES 19

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

DR. GURJYOT KAUR DOSHI M.D.
Internal Medicine (Hematology & Oncology)
1331 W GRAND PKWY N, SUITE 340
KATY, TX 77493
Harris County (281) 392-2757
FARANAK VOSSOUGHI M.D.
Orthopaedic Surgery (Hand Surgery)
1331 W GRAND PKWY N, SUITE 250
KATY, TX 77493
Harris County (713) 492-3006
DR. NADIA HAFEEZ ABBASI M.D.
Internal Medicine
1331 W GRAND PKWY N, SUITE 345
KATY, TX 77493
Harris County (281) 398-8044
JAIME LUIS ROMAN-PAVAJEAU, M.D., P.A.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1331 W GRAND PKWY N, SUITE 330
KATY, TX 77493
Harris County (281) 693-5454
MEMORIAL-KATY GASTROENTEROLOGY CONSULTANTS, P.A.
Specialist
1331 W GRAND PKWY N, SUITE 350
KATY, TX 77493
Harris County (281) 395-8688
KATY HAND & GENERAL SURGERY P.A.
Clinic/Center
1331 W GRAND PKWY N, SUITE 250
KATY, TX 77493
Harris County (713) 492-3006
DR. WILLIAM B KLINKE M.D.
Otolaryngology
1331 W GRAND PKWY N, SUITE 160
KATY, TX 77493
Harris County (281) 392-8900
DR. JAIME LUIS ROMAN-PAVAJEAU M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1331 W GRAND PKWY N, SUITE 330
KATY, TX 77493
Harris County (281) 693-5454

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 Diaz's NPI number?

The NPI number for Thomas Diaz is 1750398590. It was assigned to this individual provider in the NPPES registry on August 2, 2006.

Where is Thomas Diaz located?

Thomas Diaz practices at 1331 W Grand Pkwy N Suite 345, Katy, TX 77493. The listed phone number is (281) 398-8044.

What is Thomas Diaz's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for Thomas Diaz was last updated on September 6, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.