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CHESAPEAKE TOXICOLOGY RESOURCES, LLC
NPI 1992160436
Clinical Medical Laboratory in Frederick, MD

Active since December 29, 2015CLIA 21D2105193 · Certificate of Compliance
8415 PROGRESS DR UNIT V, FREDERICK, MD 21701(240) 397-7060 Get Directions Write a Review

NPPES record last updated: March 11, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 11, 2026, Dec 29, 2015 (2 updates tracked since 2015).

About Chesapeake Toxicology Resources, Llc NPPES

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

CHESAPEAKE TOXICOLOGY RESOURCES, LLC (NPI 1992160436) is a healthcare organization registered as a clinical medical laboratory in Frederick, Maryland and active in the NPI registry since December 2015. The organization holds a CLIA Certificate of Compliance certificate valid through April 14, 2028 and lists Justin Holler, Managing Partner, as its authorized official.

NPPES Registry Identity

NPI1992160436
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameCHESAPEAKE TOXICOLOGY RESOURCES, LLC
Location Address8415 PROGRESS DR UNIT VFrederick, MD 21701-4763
Mailing Address8415 Progress Dr Unit VFrederick, MD 21701-4763
Phone(240) 397-7060
Organization SubpartNo
Authorized OfficialJustin HollerManaging Partner · (240) 397-7058
Enumeration DateDecember 29, 2015
Last NPPES UpdateMarch 11, 20262 updates tracked since enumeration
NPPES CertifiedMarch 11, 2026
✔ NPI 1992160436 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
License✔ Licensed in MD · 2102105193
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.
8415 PROGRESS DR UNIT V, Frederick, MD 21701
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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 21D2105193

Chesapeake Toxicology Resources, LLC · Frederick, MD
Active · expires Apr 14, 2028
CLIA Number21D2105193
Laboratory TypeIndependent
Certificate Effective DateApril 15, 2026
Certificate Expiration DateApril 14, 2028
Laboratory DirectorBarry S. Levine
Laboratory Phone(240) 397-7060
Laboratory LocationChesapeake Toxicology Resources, LLC8415 Progress Drive, Suite V, Frederick, MD 21701
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 4

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.

Testing for presence of drug, by chemistry analyzers 80307
Chemistry analyzers are used to detect the presence of drugs in your system. This test involves taking a small sample of your blood or urine. The sample is then analyzed for specific substances. The results help in understanding your health condition better.
368 services170 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 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.
345 services166 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.
244 services48 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.
47 services20 patients

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 Chesapeake Toxicology Resources, LLC's NPI number?

The NPI number for Chesapeake Toxicology Resources, LLC is 1992160436. It was assigned to this organization in the NPPES registry on December 29, 2015.

Where is Chesapeake Toxicology Resources, LLC located?

Chesapeake Toxicology Resources, LLC is located at 8415 Progress Dr Unit V, Frederick, MD 21701. The listed phone number is (240) 397-7060.

What is Chesapeake Toxicology Resources, LLC's specialty?

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

Does Chesapeake Toxicology Resources, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 21D2105193) is associated with this NPI, valid through April 14, 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 Chesapeake Toxicology Resources, LLC was last updated on March 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.