VARIANTX DIAGNOSTICS LLC
NPI 1083502140
Clinical Medical Laboratory in Houston, TX

Active since June 26, 2025CLIA 45D2330983 · Accreditation
12121 RICHMOND AVE STE 408, HOUSTON, TX 77082(817) 513-6634 Get Directions Write a Review

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

About Variantx Diagnostics Llc NPPES

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

VARIANTX DIAGNOSTICS LLC (NPI 1083502140) is a healthcare organization registered as a clinical medical laboratory in Houston, Texas and active in the NPI registry since June 2025. The organization holds an CLIA Accreditation certificate valid through September 23, 2027 and lists Zeeshan Siddiqui, Owner/ceo, as its authorized official.

NPPES Registry Identity

NPI1083502140
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameVARIANTX DIAGNOSTICS LLC
Location Address12121 RICHMOND AVE STE 408Houston, TX 77082-2439
Mailing Address12121 Richmond Ave Ste 408Houston, TX 77082-2439
Organization SubpartNo
Authorized OfficialZeeshan SiddiquiOwner/ceo · (817) 513-6634
Enumeration DateJune 26, 2025
NPPES CertifiedJune 26, 2025
NPI 1083502140 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.

12121 RICHMOND AVE STE 408, Houston, TX 77082

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 45D2330983

Variantx Diagnostics LLC · Houston, TX
Active · expires Sep 23, 2027
CLIA Number45D2330983
Laboratory TypeIndependent
Certificate Effective DateSeptember 24, 2025
Certificate Expiration DateSeptember 23, 2027
Laboratory DirectorKerollos Adel Shaker
Laboratory Phone(636) 222-3365
Laboratory LocationVariantx Diagnostics LLC12121 Richmond Avenue Suite 408, Houston, TX 77082
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.

Other Providers at the Same Location NPPES

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

Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
12121 RICHMOND AVE STE 408
HOUSTON, TX 77082

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 Variantx Diagnostics LLC's NPI number?

The NPI number for Variantx Diagnostics LLC is 1083502140. It was assigned to this organization in the NPPES registry on June 26, 2025.

Where is Variantx Diagnostics LLC located?

Variantx Diagnostics LLC is located at 12121 Richmond Ave Ste 408, Houston, TX 77082. The listed phone number is (817) 513-6634.

What is Variantx Diagnostics LLC's specialty?

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

Does Variantx Diagnostics LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 45D2330983) is associated with this NPI, valid through September 23, 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 Variantx Diagnostics LLC was last updated on June 26, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.