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MRS. AGNIESZKA LESNIAK APN
NPI 1376894378
Nurse Practitioner - Adult Health in Elizabeth, NJ

Active since October 01, 2012PECOS Enrolled
240 WILLIAMSON ST STE 402, ELIZABETH, NJ 07202(908) 354-8900 Get Directions Write a Review

NPPES record last updated: November 19, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 19, 2020, Sep 11, 2019 (2 updates tracked since 2019).

About Mrs. Agnieszka Lesniak Apn NPPES

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

MRS. AGNIESZKA LESNIAK APN (NPI 1376894378) is an individual adult health provider in Elizabeth, New Jersey, licensed in New Jersey (26NJ00393000) and active in the NPI registry since October 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1376894378
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameMRS. AGNIESZKA LESNIAKCredential: APN
Location Address240 WILLIAMSON ST STE 402Elizabeth, NJ 07202-3673
Mailing Address520 N Wood AveLinden, NJ 07036-4147 · (908) 587-9300
Phone(908) 354-8900
Sole ProprietorNo
Enumeration DateOctober 1, 2012
Last NPPES UpdateNovember 19, 20202 updates tracked since enumeration
NPPES CertifiedNovember 19, 2020
✔ NPI 1376894378 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in NJ · 26NJ00393000
240 WILLIAMSON ST STE 402, Elizabeth, NJ 07202
Open in Google Maps ↗

Other Identifiers 1

Medicaid0357120NJ

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Agnieszka Lesniak Apn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Agnieszka Lesniak reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Garden State Cardiovascular Specialists P.C
0.3 mi
Cardiovascular Disease
1150 DICKINSON ST
Elizabeth, NJ 07201
  • Reassigned Medicare billing, New Jersey enrollment
  • Medicare enrollment name: Garden State Cardiovascular Specialists PC
  • 31 clinicians in this Medicare group
NPI 1225059660 (908) 354-8900
Hunterdon Medical Center
35 mi
Cardiovascular Disease
1100 WESCOTT DR, SUITE G4
Flemington, NJ 08822
  • Reassigned Medicare billing, New Jersey enrollment
  • 35 clinicians in this Medicare group
NPI 1841560158 (908) 788-6471

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Agnieszka Lesniak's NPI number?

The NPI number for Agnieszka Lesniak is 1376894378. It was assigned to this individual provider in the NPPES registry on October 1, 2012.

Where is Agnieszka Lesniak located?

Agnieszka Lesniak practices at 240 Williamson St Ste 402, Elizabeth, NJ 07202. The listed phone number is (908) 354-8900.

What is Agnieszka Lesniak's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Agnieszka Lesniak enrolled in Medicare?

Yes. Agnieszka Lesniak is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Agnieszka Lesniak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Agnieszka Lesniak reassigns Medicare benefits to 2 organizations: Garden State Cardiovascular Specialists P.C (Elizabeth, NJ) and Hunterdon Medical Center (Flemington, NJ). Each 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 Agnieszka Lesniak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Agnieszka Lesniak was last updated on November 19, 2020. 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.