CLINICAL PATHOLOGY ASSOCIATES, PC
NPI 1548228448
Pathology - Clinical Pathology/Laboratory Medicine in Waterloo, IA

Q: What is Clinical Pathology Associates, PC's NPI number?

The NPI number for Clinical Pathology Associates, PC is 1548228448. It was assigned to this organization in the NPPES registry on May 2, 2006.

Q: What is Clinical Pathology Associates, PC's specialty?

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

Active since May 02, 2006

3421 W 9TH ST, WATERLOO, IA 50702(319) 272-8852 Get Directions Write a Review

NPPES record last updated: September 15, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Clinical Pathology Associates, Pc NPPES

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

CLINICAL PATHOLOGY ASSOCIATES, PC (NPI 1548228448) is a healthcare organization registered as a clinical pathology/laboratory medicine in Waterloo, Iowa and active in the NPI registry since May 2006. The organization lists William Kasten, Owner, as its authorized official.

NPPES Registry Identity

NPI1548228448

Entity TypeOrganization

Primary Taxonomy207ZP0105X

Legal Business NameCLINICAL PATHOLOGY ASSOCIATES, PC

Location Address3421 W 9TH STWaterloo, IA 50702-5401

Mailing AddressPo Box 2910Waterloo, IA 50704-2910 · (319) 260-2100

Phone(319) 272-8852

Organization SubpartNo

Authorized OfficialWilliam KastenOwner · (319) 272-8852

Enumeration DateMay 2, 2006

Last NPPES UpdateSeptember 15, 2021

NPPES CertifiedSeptember 15, 2021

✔ NPI 1548228448 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.

3421 W 9TH ST, Waterloo, IA 50702

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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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Clinical Pathology Associates, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Clinical Pathology Associates, PC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

James Hartel, M.D.

Pathology

NPI 1366640583

3421 W 9TH ST
Waterloo, IA 50702

(319) 272-0380

✔ PECOS✔ Accepts MedicareSame address

Melissa Much, M.D.

Pathology

NPI 1013237841

20 YORK ST # T-209 YALE-NEW HAVEN HOSPITAL
New Haven, CT 06510

(203) 688-2259

✔ PECOS✔ Accepts Medicare1,002 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 Clinical Pathology Associates, PC's NPI number?

The NPI number for Clinical Pathology Associates, PC is 1548228448. It was assigned to this organization in the NPPES registry on May 2, 2006.

Where is Clinical Pathology Associates, PC located?

Clinical Pathology Associates, PC is located at 3421 W 9th St, Waterloo, IA 50702. The listed phone number is (319) 272-8852.

What is Clinical Pathology Associates, PC's specialty?

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

Is Clinical Pathology Associates, PC enrolled in Medicare?

Yes. Clinical Pathology Associates, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Clinical Pathology Associates, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Pathology, reassign their Medicare billing to Clinical Pathology Associates, 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. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Clinical Pathology Associates, PC was last updated on September 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.