PATHOLGY SERVICES OF KALAMAZOO, PC
NPI 1548243595
Pathology - Anatomic Pathology & Clinical Pathology in Kalamazoo, MI

Active since November 23, 2005
601 JOHN ST, KALAMAZOO, MI 49007(269) 341-7654 Get Directions Write a Review

NPPES record last updated: October 9, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 9, 2023, Sep 13, 2019 (2 updates tracked since 2019).

About Patholgy Services Of Kalamazoo, Pc NPPES

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

PATHOLGY SERVICES OF KALAMAZOO, PC (NPI 1548243595) is a healthcare organization registered as an anatomic pathology & clinical pathology in Kalamazoo, Michigan and active in the NPI registry since November 2005. The organization lists Christopher Wienczewski, President, as its authorized official.

NPPES Registry Identity

NPI1548243595
Entity TypeOrganization
Primary Taxonomy207ZP0102X
Legal Business NamePATHOLGY SERVICES OF KALAMAZOO, PC
Location Address601 JOHN STKalamazoo, MI 49007-5341
Mailing Address5700 Southwyck BlvdToledo, OH 43614-1509 · (800) 288-8325 · Fax (419) 866-5453
Organization SubpartNo
Authorized OfficialChristopher WienczewskiPresident · (269) 341-7654
Enumeration DateNovember 23, 2005
Last NPPES UpdateOctober 9, 20232 updates tracked since enumeration
NPPES CertifiedOctober 9, 2023
✔ NPI 1548243595 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.
601 JOHN ST, Kalamazoo, MI 49007

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Patholgy Services Of Kalamazoo, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

20

Medicare enrollment records show 20 clinicians reassign Medicare billing to Patholgy Services Of Kalamazoo, PC, which bills Medicare for the services they deliver. Of these, 10 practice at this address and 14 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 2

Pathology19
Dermatology1

Clinicians, nearest first (20)

Pathology
NPI 1760478598
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1609929629
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1407171341
601 JOHN ST
Kalamazoo, MI 49007
(800) 288-8325
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1518175728
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1457795395
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1386637692
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1750364485
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOSSame address
Pathology
NPI 1407119910
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1770803280
601 JOHN ST
Kalamazoo, MI 49007
(269) 341-7654
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1871723478
601 JOHN ST PATHOLOGY SERVICES OF KALAMAZOO
Kalamazoo, MI 49007
(248) 918-9775
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1376538173
1521 GULL RD
Kalamazoo, MI 49048
(269) 226-7000
✔ PECOS1.9 mi
Pathology
NPI 1861712994
1521 GULL RD
Kalamazoo, MI 49048
(269) 226-7000
✔ PECOS✔ Accepts Medicare1.9 mi
Pathology
NPI 1619964301
1521 GULL RD
Kalamazoo, MI 49048
(269) 226-7000
✔ PECOS✔ Accepts Medicare1.9 mi
Dermatology
NPI 1619179710
3000 OLD CENTRE RD
Portage, MI 49024
(269) 321-7546
✔ PECOS✔ Accepts Medicare6.2 mi
Pathology
NPI 1285620435
200 JEFFERSON AVE SE
Grand Rapids, MI 49503
(616) 685-6258
✔ PECOS✔ Accepts Medicare47 mi
Pathology
NPI 1356361042
1215 E MICHIGAN AVE
Lansing, MI 48912
(517) 364-2952
✔ PECOS✔ Accepts Medicare62 mi
Pathology
NPI 1356367924
1309 SHELDON RD
Grand Haven, MI 49417
(616) 847-5257
✔ PECOS62 mi
Pathology
NPI 1205042207
793 W STATE ST MT CARMEL WEST PATHOLOGY DEPT
Columbus, OH 43222
(614) 234-1300
✔ PECOS✔ Accepts Medicare209 mi
Pathology
NPI 1104276997
200 HAWKINS DR
Iowa City, IA 52242
(319) 356-1616
✔ PECOS✔ Accepts Medicare310 mi
Pathology
NPI 1902213499
200 1ST ST SW
Rochester, MN 55905
(507) 284-2511
✔ PECOS✔ Accepts Medicare368 mi

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 Patholgy Services Of Kalamazoo, PC's NPI number?

The NPI number for Patholgy Services Of Kalamazoo, PC is 1548243595. It was assigned to this organization in the NPPES registry on November 23, 2005.

Where is Patholgy Services Of Kalamazoo, PC located?

Patholgy Services Of Kalamazoo, PC is located at 601 John St, Kalamazoo, MI 49007. The listed phone number is (269) 341-7654.

What is Patholgy Services Of Kalamazoo, PC's specialty?

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

Is Patholgy Services Of Kalamazoo, PC enrolled in Medicare?

Yes. Patholgy Services Of Kalamazoo, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Patholgy Services Of Kalamazoo, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 20 clinicians in 2 Medicare specialties reassign their Medicare billing to Patholgy Services Of Kalamazoo, PC. 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. The largest specialties are Pathology (19) and Dermatology (1). Of these, 10 practice at this address and 14 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Patholgy Services Of Kalamazoo, PC accept?

Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Patholgy Services Of Kalamazoo, PC 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 Patholgy Services Of Kalamazoo, PC was last updated on October 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.