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PATHOLOGISTS LABORATORY INC
NPI 1568484582
Pathology - Clinical Pathology/Laboratory Medicine in Hermitage, TN

Active since July 25, 2006CLIA 44D0658995 · Certificate of Compliance
4733 ANDREW JACKSON PKWY, STE 2C, HERMITAGE, TN 37076(615) 574-6540(615) 889-3971 Get Directions Write a Review

NPPES record last updated: October 9, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Pathologists Laboratory Inc NPPES

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

PATHOLOGISTS LABORATORY INC (NPI 1568484582) is a healthcare organization registered as a clinical pathology/laboratory medicine in Hermitage, Tennessee and active in the NPI registry since July 2006. The organization holds a CLIA Certificate of Compliance certificate valid through July 23, 2027 and lists Brian R Carlson, President, as its authorized official.

NPPES Registry Identity

NPI1568484582
Entity TypeOrganization
Primary Taxonomy207ZP0105X
Legal Business NamePATHOLOGISTS LABORATORY INC
Location Address4733 ANDREW JACKSON PKWY, STE 2CHermitage, TN 37076-1365
Mailing Address4733 Andrew Jackson Pkwy, Ste 2cHermitage, TN 37076-1365 · (615) 574-6540 · Fax (615) 889-3971
Phone(615) 574-6540
Fax(615) 889-3971
Organization SubpartNo
Authorized OfficialBrian R CarlsonPresident · (615) 574-6540
Enumeration DateJuly 25, 2006
Last NPPES UpdateOctober 9, 2007
✔ NPI 1568484582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Clinical Pathology/Laboratory MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0105X
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
4733 ANDREW JACKSON PKWY, Hermitage, TN 37076
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Other Identifiers 3

Medicare PIN3108683TN
Medicare PIN3386167TN
Medicare PIN3401237TN

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Pathologists Laboratory Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Pathologists Laboratory Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (4)

Treva Armstrong, M.D.
Pathology
NPI 1053679951
4733 ANDREW JACKSON PKWY SUITE G-1
Hermitage, TN 37076
(615) 574-6540
✔ PECOS✔ Accepts MedicareSame address
Meiklejohn Mckenzie, DO
Pathology
NPI 1417167768
115 N PEACHTREE AVE
Cookeville, TN 38501
(931) 783-5777
✔ PECOS✔ Accepts Medicare61 mi
Jason Nolan, M.D.
Pathology
NPI 1669512273
115 N PEACHTREE AVE
Cookeville, TN 38501
(931) 528-2836
✔ PECOS✔ Accepts Medicare61 mi
Larry Zhao, MD
Pathology
NPI 1700012689
41 MALL RD
Burlington, MA 01805
(781) 744-8000
✔ PECOS✔ Accepts Medicare930 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 44D0658995

Pathologists' Laboratory PC · Lebanon, TN
Active · expires Jul 23, 2027
CLIA Number44D0658995
Laboratory TypeIndependent
Certificate Effective DateJuly 24, 2025
Certificate Expiration DateJuly 23, 2027
Laboratory DirectorDr. Brent C. Sterling
Laboratory Phone(615) 574-6540
Laboratory LocationPathologists' Laboratory PC1409 W Baddour Pkwy Ste E, Lebanon, TN 37087
CLIA data matches this NPI record on: 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.

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 Pathologists Laboratory Inc's NPI number?

The NPI number for Pathologists Laboratory Inc is 1568484582. It was assigned to this organization in the NPPES registry on July 25, 2006.

Where is Pathologists Laboratory Inc located?

Pathologists Laboratory Inc is located at 4733 Andrew Jackson Pkwy Ste 2C, Hermitage, TN 37076. The listed phone number is (615) 574-6540.

What is Pathologists Laboratory Inc's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Clinical Pathology/Laboratory Medicine, with taxonomy code 207ZP0105X.

Is Pathologists Laboratory Inc enrolled in Medicare?

Yes. Pathologists Laboratory Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Pathologists Laboratory Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Pathology, reassign their Medicare billing to Pathologists Laboratory Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Pathologists Laboratory Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 44D0658995) is associated with this NPI, valid through July 23, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Pathologists Laboratory Inc accept?

Health plans from Cigna Healthcare list Pathologists Laboratory Inc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Pathologists Laboratory Inc was last updated on October 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.