WILLIAMS MEDICAL GROUP PRACTICE, LLC
NPI 1578400446
Clinical Medical Laboratory in Carrollton, TX

Active since April 30, 2026
1600 WALLACE DR STE 100, CARROLLTON, TX 75006(405) 654-1121(405) 654-1121 Get Directions Write a Review

NPPES record last updated: June 22, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Jun 5, 2026, Apr 30, 2026 (2 updates tracked since 2026).

About Williams Medical Group Practice, Llc NPPES

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

WILLIAMS MEDICAL GROUP PRACTICE, LLC (NPI 1578400446), doing business as Integrity Laboratory Services, is a healthcare organization registered as a clinical medical laboratory in Carrollton, Texas and active in the NPI registry since April 2026. The organization lists David Wayne Pyle, Chief Executive Officer, as its authorized official.

NPPES Registry Identity

NPI1578400446
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameWILLIAMS MEDICAL GROUP PRACTICE, LLC
Location Address1600 WALLACE DR STE 100Carrollton, TX 75006-8007
Mailing Address777 Nw 63rd St Fl 2Oklahoma City, OK 73116-7601 · (405) 724-0574 · Fax (405) 445-3310
Fax(405) 654-1121
Organization SubpartYes
Authorized OfficialDavid Wayne PyleChief Executive Officer · (469) 688-0750
Enumeration DateApril 30, 2026
Last NPPES UpdateJune 22, 20262 updates tracked since enumeration
NPPES CertifiedJune 22, 2026
✔ NPI 1578400446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
1600 WALLACE DR STE 100, Carrollton, TX 75006

Other Names 1

Doing Business AsIntegrity Laboratory Services

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 Williams Medical Group Practice, LLC's NPI number?

The NPI number for Williams Medical Group Practice, LLC is 1578400446. It was assigned to this organization in the NPPES registry on April 30, 2026. The provider is doing business as Integrity Laboratory Services.

Where is Williams Medical Group Practice, LLC located?

Williams Medical Group Practice, LLC is located at 1600 Wallace Dr Ste 100, Carrollton, TX 75006. The listed phone number is (405) 654-1121.

What is Williams Medical Group Practice, LLC's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

When was this NPI record last updated?

The NPPES record for Williams Medical Group Practice, LLC was last updated on June 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.