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MRS. JENNIFER NICOLE NALEWSKI AGACNP-BC
NPI 1861230732
Nurse Practitioner in Chicago, IL

Active since July 16, 2024PECOS EnrolledAccepts Medicare Assignment
675 N SAINT CLAIR ST STE 19-100, CHICAGO, IL 60611(312) 664-3278(312) 695-5774 Get Directions Write a Review

NPPES record last updated: November 21, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 21, 2024, Jul 16, 2024 (2 updates tracked since 2024).

About Mrs. Jennifer Nicole Nalewski Agacnp-bc NPPES

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

MRS. JENNIFER NICOLE NALEWSKI AGACNP-BC (NPI 1861230732) is an individual nurse practitioner in Chicago, Illinois, licensed in Illinois (209030494) and active in the NPI registry since July 2024. She is enrolled in Medicare PECOS, is affiliated with Northwestern Memorial Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1861230732
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. JENNIFER NICOLE NALEWSKICredential: AGACNP-BC
Location Address675 N SAINT CLAIR ST STE 19-100Chicago, IL 60611-5969
Mailing Address675 N Saint Clair St Ste 19-100Chicago, IL 60611-5969 · (312) 664-3278 · Fax (312) 695-5774
Phone(312) 664-3278
Fax(312) 695-5774
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateJuly 16, 2024
Last NPPES UpdateNovember 21, 20242 updates tracked since enumeration
NPPES CertifiedNovember 21, 2024
✔ NPI 1861230732 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 209030494
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · Critical Care MedicineTaxonomy 363LC0200X · License 041400555 (IL)
675 N SAINT CLAIR ST STE 19-100, Chicago, IL 60611
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Jennifer Nicole Nalewski Agacnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4880126234
PECOS Enrollment IDI20241010002051
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 Reassignment

Medicare enrollment records show Jennifer Nalewski reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Northwestern Medical Faculty Foundation
35 mi
Multi-Specialty
DEPT 5777
Carol Stream, IL 60122
  • Reassigned Medicare billing, Illinois enrollment
  • 4,817 clinicians in this Medicare group
NPI 1346235314 (855) 694-2866

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LAURA J DAVIDSON M.D.
Internal Medicine (Interventional Cardiology)
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 664-3278
ALISON C BATES PA-C
Physician Assistant
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 664-3278
MICHAEL JAMES GABER AGACNP-BC
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 664-3278
REBEKKAH SOBOLEWSKI
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 695-4965
DR. PRIYA FREANEY M.D.
Internal Medicine (Cardiovascular Disease)
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 695-4965
KERRY SHANKLIN FNP
Nurse Practitioner (Family)
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 664-3278
ANTHONY JACOB SPYCHALSKI APRN, AGACNP-BC
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 664-3278
EMILY KATHERINE BRAKMAN APRN, CNP
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Cook County (312) 664-3278

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 Jennifer Nalewski's NPI number?

The NPI number for Jennifer Nalewski is 1861230732. It was assigned to this individual provider in the NPPES registry on July 16, 2024.

Where is Jennifer Nalewski located?

Jennifer Nalewski practices at 675 N Saint Clair St Ste 19-100, Chicago, IL 60611. The listed phone number is (312) 664-3278.

What is Jennifer Nalewski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Jennifer Nalewski enrolled in Medicare?

Yes. Jennifer Nalewski is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Jennifer Nalewski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Nalewski reassigns Medicare benefits to Northwestern Medical Faculty Foundation (Carol Stream, IL). The 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 Jennifer Nalewski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Jennifer Nalewski affiliated with any hospitals?

According to CMS data, Jennifer Nalewski is affiliated with Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Jennifer Nalewski was last updated on November 21, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months 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.