Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GREAT LAKES PATHOLOGISTS SC
NPI 1689695934
Pathology - Anatomic Pathology & Clinical Pathology in West Allis, WI

Active since July 22, 2006
8901 W LINCOLN AVE, WEST ALLIS, WI 53227(414) 328-7950(414) 328-7998 Get Directions Write a Review

NPPES record last updated: October 17, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Great Lakes Pathologists Sc NPPES

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

GREAT LAKES PATHOLOGISTS SC (NPI 1689695934) is a healthcare organization registered as an anatomic pathology & clinical pathology in West Allis, Wisconsin and active in the NPI registry since July 2006. The organization lists Jimmy R Clark, President, as its authorized official.

NPPES Registry Identity

NPI1689695934
Entity TypeOrganization
Primary Taxonomy207ZP0102X
Legal Business NameGREAT LAKES PATHOLOGISTS SC
Location Address8901 W LINCOLN AVEWest Allis, WI 53227-2409
Mailing Address8901 W Lincoln AveWest Allis, WI 53227-2409 · (414) 328-7950 · Fax (414) 328-7998
Fax(414) 328-7998
Organization SubpartNo
Authorized OfficialJimmy R ClarkPresident · (414) 328-7950
Enumeration DateJuly 22, 2006
Last NPPES UpdateOctober 17, 2026
NPPES CertifiedOctober 17, 2026
✔ NPI 1689695934 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
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.
8901 W LINCOLN AVE, West Allis, WI 53227

Other Identifiers 2

OtherCI2426WI · Rail Road Medicare
Medicaid32824300WI

Accepted 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)

Great Lakes Pathologists Sc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

59

Medicare enrollment records show 59 clinicians reassign Medicare billing to Great Lakes Pathologists Sc, which bills Medicare for the services they deliver. Of these, 24 practice at this address and 38 within 10 miles. Listed here are the 20 practicing nearest to this location.

Nearest to this location (20)

See all 59
Pathology
NPI 1316364698
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1790777043
8901 W LINCOLN AVE
West Allis, WI 53227
(877) 270-5630
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1124318696
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1457387490
8901 W LINCOLN AVE
West Allis, WI 53227
(424) 328-7661
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1396770541
8901 W LINCOLN AVE
Milwaukee, WI 53227
(262) 670-7231
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1437182425
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1588117170
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7997
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1982241469
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1861811713
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1275568677
8901 WEST LINCOLN AVENUE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1700322914
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1932554219
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1295822872
8901 W LINCOLN AVE
Milwaukee, WI 53227
(414) 328-7900
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1003076142
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7675
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1073931580
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1710278007
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7997
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1922121433
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1720594104
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1487014411
8901 W LINCOLN AVE
West Allis, WI 53227
(414) 328-7997
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1467662080
8901 W. LINCOLN AVE GREAT LAKES PATHOLOGISTS
West Allis, WI 53227
(414) 328-7950
✔ PECOS✔ Accepts MedicareSame address
See all 59 clinicians

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

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 Great Lakes Pathologists Sc's NPI number?

The NPI number for Great Lakes Pathologists Sc is 1689695934. It was assigned to this organization in the NPPES registry on July 22, 2006.

Where is Great Lakes Pathologists Sc located?

Great Lakes Pathologists Sc is located at 8901 W Lincoln Ave, West Allis, WI 53227. The listed phone number is (414) 328-7950.

What is Great Lakes Pathologists Sc's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Great Lakes Pathologists Sc enrolled in Medicare?

Yes. Great Lakes Pathologists Sc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Great Lakes Pathologists Sc?

According to the CMS Revalidation Reassignment List (October 2026 release), 59 clinicians, all in Pathology, reassign their Medicare billing to Great Lakes Pathologists Sc. 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, 24 practice at this address and 38 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Great Lakes Pathologists Sc accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare) and Quartz list Great Lakes Pathologists Sc 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 Great Lakes Pathologists Sc was last updated on October 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.