CALVERT PATHOLOGY LLC
NPI 1740730274
Pathology - Anatomic Pathology & Clinical Pathology in Prince Frederick, MD

Q: What is Calvert Pathology LLC's NPI number?

The NPI number for Calvert Pathology LLC is 1740730274. It was assigned to this organization in the NPPES registry on October 7, 2016.

Q: What is Calvert Pathology LLC's specialty?

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

Active since October 07, 2016

100 HOSPITAL RD, PRINCE FREDERICK, MD 20678(410) 535-8327 Get Directions Write a Review

NPPES record last updated: October 7, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Calvert Pathology Llc NPPES

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

CALVERT PATHOLOGY LLC (NPI 1740730274) is a healthcare organization registered as an anatomic pathology & clinical pathology in Prince Frederick, Maryland and active in the NPI registry since October 2016. The organization lists Nancy Isabel Ulanowicz, Agent, as its authorized official.

NPPES Registry Identity

NPI1740730274

Entity TypeOrganization

Primary Taxonomy207ZP0102X

Legal Business NameCALVERT PATHOLOGY LLC

Location Address100 HOSPITAL RDPrince Frederick, MD 20678-4017

Mailing Address1911 Watson RdOwings, MD 20736-9720 · (410) 535-8327 · Fax (410) 535-8355

Phone(410) 535-8327

Organization SubpartNo

Authorized OfficialNancy Isabel UlanowiczAgent · (410) 535-8327

Enumeration DateOctober 7, 2016

✔ NPI 1740730274 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

License✔ Licensed in MD · D22805

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.

100 HOSPITAL RD, Prince Frederick, MD 20678

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Other Identifiers 3

Medicare UPIN086763812MD

Medicaid326251100MD

Medicare UPIN1740229970

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)

Calvert Pathology Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Calvert Pathology LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Nancy Ulanowicz, M.D.

Pathology

NPI 1740229970

100 HOSPITAL RD
Prince Frederick, MD 20678

(410) 535-8327

✔ PECOS✔ Accepts Medicare0.2 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 Calvert Pathology LLC's NPI number?

The NPI number for Calvert Pathology LLC is 1740730274. It was assigned to this organization in the NPPES registry on October 7, 2016.

Where is Calvert Pathology LLC located?

Calvert Pathology LLC is located at 100 Hospital Rd, Prince Frederick, MD 20678. The listed phone number is (410) 535-8327.

What is Calvert Pathology LLC's specialty?

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

Is Calvert Pathology LLC enrolled in Medicare?

Yes. Calvert Pathology LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Calvert Pathology LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Pathology) reassigns their Medicare billing to Calvert Pathology LLC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Calvert Pathology LLC was last updated on October 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.