PRESTON DIAGNOSTICS LLC
NPI 1689537532
Clinical Medical Laboratory in Dallas, TX

Active since December 08, 2025CLIA 45D2335736 · Accreditation
17290 PRESTON RD STE 300-B, DALLAS, TX 75252(281) 790-0044 Get Directions Write a Review

NPPES record last updated: December 8, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Preston Diagnostics Llc NPPES

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

PRESTON DIAGNOSTICS LLC (NPI 1689537532) is a healthcare organization registered as a clinical medical laboratory in Dallas, Texas and active in the NPI registry since December 2025. The organization holds an CLIA Accreditation certificate valid through December 15, 2027 and lists Bhupendra Singh Rawat, Owner, as its authorized official.

NPPES Registry Identity

NPI1689537532
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NamePRESTON DIAGNOSTICS LLC
Location Address17290 PRESTON RD STE 300-BDallas, TX 75252-4026
Mailing Address17290 Preston Rd Ste 300-bDallas, TX 75252-4026 · (281) 790-0044
Organization SubpartNo
Authorized OfficialBhupendra Singh RawatOwner · (281) 790-0044
Enumeration DateDecember 8, 2025
NPPES CertifiedDecember 8, 2025
NPI 1689537532 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.

17290 PRESTON RD STE 300-B, Dallas, TX 75252

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Accreditation 45D2335736

Preston Diagnostics LLC · Dallas, TX
Active · expires Dec 15, 2027
CLIA Number45D2335736
Laboratory TypeIndependent
Certificate Effective DateDecember 16, 2025
Certificate Expiration DateDecember 15, 2027
Laboratory DirectorKathryn Lloyd
Laboratory Phone(214) 790-0044
Laboratory LocationPreston Diagnostics LLC17290 Preston Rd Suite 300-B, Dallas, TX 75252
CLIA data matches this NPI record on: Address Name
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

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 Preston Diagnostics LLC's NPI number?

The NPI number for Preston Diagnostics LLC is 1689537532. It was assigned to this organization in the NPPES registry on December 8, 2025.

Where is Preston Diagnostics LLC located?

Preston Diagnostics LLC is located at 17290 Preston Rd Ste 300-B, Dallas, TX 75252. The listed phone number is (281) 790-0044.

What is Preston Diagnostics LLC's specialty?

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

Does Preston Diagnostics LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 45D2335736) is associated with this NPI, valid through December 15, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Preston Diagnostics LLC was last updated on December 8, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.