FIRMUS LABS LTD
NPI 1235533613
Clinical Medical Laboratory in Clinton, MD

Active since October 14, 2014CLIA 21D2079383 · Certificate of Compliance
9001 WOODYARD RD, SUITE A-2, CLINTON, MD 20735(240) 280-0697 Get Directions Write a Review

NPPES record last updated: March 4, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 4, 2025, Nov 5, 2024 (2 updates tracked since 2024).

About Firmus Labs Ltd NPPES

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

FIRMUS LABS LTD (NPI 1235533613), doing business as Firmus Labs, is a healthcare organization registered as a clinical medical laboratory in Clinton, Maryland and active in the NPI registry since October 2014. The organization holds a CLIA Certificate of Compliance certificate valid through March 3, 2027 and lists Leroy Welch, Ceo, as its authorized official.

NPPES Registry Identity

NPI1235533613
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameFIRMUS LABS LTD
Location Address9001 WOODYARD RD, SUITE A-2Clinton, MD 20735-1368
Mailing Address9001 Woodyard Rd, Suite A-2Clinton, MD 20735-1368 · (240) 280-0697
Organization SubpartNo
Authorized OfficialLeroy WelchCeo · (240) 280-0697
Enumeration DateOctober 14, 2014
Last NPPES UpdateMarch 4, 20252 updates tracked since enumeration
NPI 1235533613 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.

9001 WOODYARD RD, Clinton, MD 20735

Other Names 1

Former Legal Business NameFirmus Labs

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 Compliance 21D2079383

Firmus Labs · Clinton, MD
Active · expires Mar 3, 2027
CLIA Number21D2079383
Laboratory TypeIndependent
Certificate Effective DateMarch 4, 2025
Certificate Expiration DateMarch 3, 2027
Laboratory DirectorSarwat W. Siddiqui
Laboratory Phone(240) 280-0697
Laboratory LocationFirmus Labs9001 Woodyard Road #a-2, Clinton, MD 20735
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms G0482
A definitive drug test identifies specific drugs in your system. Advanced methods like GC/MS (Gas Chromatography/Mass Spectrometry) and LC/MS (Liquid Chromatography/Mass Spectrometry) are used. These can distinguish between similar drugs, providing precise results.
156 services106 patients
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms G0480
A definitive drug test is a detailed examination that can identify specific drugs in your system, even closely related ones. Techniques like GC/MS and LC/MS are used for high precision. This helps ensure accurate results for your safety and health.
52 services40 patients
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms G0481
A definitive drug test is a detailed analysis used to identify specific drugs in your system. It uses advanced techniques, such as gc/ms and lc/ms, to detect and distinguish between different drugs, even those with similar structures.
45 services40 patients

Other Providers at the Same Location NPPES 7

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

Pharmacist
9001 WOODYARD RD
CLINTON, MD 20735
Clinic/Center (Ambulatory Surgical)
9001 WOODYARD RD
CLINTON, MD 20735
Clinical Medical Laboratory
9001 WOODYARD RD, SUITE A
CLINTON, MD 20735
Physical Medicine & Rehabilitation (Pain Medicine)
9001 WOODYARD RD, SUITE A
CLINTON, MD 20735
Clinic/Center (Sleep Disorder Diagnostic)
9001 WOODYARD RD, SUITE C
CLINTON, MD 20735
Specialist
9001 WOODYARD RD, SUITE A
CLINTON, MD 20735
Nurse Practitioner (Family)
9001 WOODYARD RD, SUITE C
CLINTON, MD 20735

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 Firmus Labs Ltd's NPI number?

The NPI number for Firmus Labs Ltd is 1235533613. It was assigned to this organization in the NPPES registry on October 14, 2014. The provider was formerly known as Firmus Labs.

Where is Firmus Labs Ltd located?

Firmus Labs Ltd is located at 9001 Woodyard Rd Suite A-2, Clinton, MD 20735. The listed phone number is (240) 280-0697.

What is Firmus Labs Ltd's specialty?

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

Does Firmus Labs Ltd hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 21D2079383) is associated with this NPI, valid through March 3, 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 Firmus Labs Ltd was last updated on March 4, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.