ON-SITE SAMPLES
NPI 1891547477
Clinical Medical Laboratory in Houston, TX

Active since April 04, 2024CLIA 45D2300458 · Waiver
8303 PASHA DR, HOUSTON, TX 77040(601) 462-1292(855) 509-1167 Get Directions Write a Review

NPPES record last updated: April 9, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 9, 2025, Mar 15, 2025, Apr 5, 2024 (3 updates tracked since 2024).

About On-site Samples NPPES

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

ON-SITE SAMPLES (NPI 1891547477) is a healthcare organization registered as a clinical medical laboratory in Houston, Texas and active in the NPI registry since April 2024. The organization holds a CLIA Waiver certificate valid through March 10, 2028, maintains a secondary practice location in Houston, and lists Sharronica Stewart, Laboratory Director, as its authorized official.

NPPES Registry Identity

NPI1891547477
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameON-SITE SAMPLES
Location Address8303 PASHA DRHouston, TX 77040-1520
Mailing Address8303 Pasha DrHouston, TX 77040-1520 · (601) 462-1292
Fax(855) 509-1167
Organization SubpartNo
Authorized OfficialSharronica StewartLaboratory Director · (877) 302-4700
Enumeration DateApril 4, 2024
Last NPPES UpdateApril 9, 20253 updates tracked since enumeration
NPPES CertifiedApril 9, 2025
NPI 1891547477 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

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.
Also ListedTechnician, Pathology · PhlebotomyTaxonomy 246RP1900X
8303 PASHA DR, Houston, TX 77040

Secondary Practice Location 1

Location 18303 Pasha DrHouston, TX 77040-1520 · Phone (601) 462-1292

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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 Waiver 45D2300458

Onsite Samples LLC · Houston, TX
Active · expires Mar 10, 2028
CLIA Number45D2300458
Laboratory TypeMobile Laboratory
Certificate Effective DateMarch 11, 2026
Certificate Expiration DateMarch 10, 2028
Laboratory DirectorSharronica D. Stewart
Laboratory Phone(877) 302-4700
Laboratory LocationOnsite Samples LLC10245 Kempwood Dr Suite E Unit 999, Houston, TX 77043
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 2

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

Technician, Pathology (Phlebotomy)
8303 PASHA DR
HOUSTON, TX 77040
Home Health
8303 PASHA DR
HOUSTON, TX 77040

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 On-Site Samples's NPI number?

The NPI number for On-Site Samples is 1891547477. It was assigned to this organization in the NPPES registry on April 4, 2024.

Where is On-Site Samples located?

On-Site Samples is located at 8303 Pasha Dr, Houston, TX 77040. The listed phone number is (601) 462-1292.

What is On-Site Samples's specialty?

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

Does On-Site Samples hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2300458) is associated with this NPI, valid through March 10, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for On-Site Samples was last updated on April 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.