JACEK WESOLOWSKI APRN
NPI 1770197758
Nurse Practitioner in Oak Lawn, IL

Q: What is Jacek Wesolowski's NPI number?

The NPI number for Jacek Wesolowski is 1770197758. It was assigned to this individual provider in the NPPES registry on September 7, 2020.

Q: What is Jacek Wesolowski's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Jacek Wesolowski was last updated on July 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.

Active since September 07, 2020PECOS EnrolledAccepts Medicare Assignment

4440 W 95TH ST STE 1128M, OAK LAWN, IL 60453(312) 609-0300(708) 684-3070 Get Directions Write a Review

NPPES record last updated: July 29, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 4, 2021, Nov 10, 2020, Sep 7, 2020 (3 updates tracked since 2020).

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About Jacek Wesolowski Aprn NPPES

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

JACEK WESOLOWSKI APRN (NPI 1770197758) is an individual nurse practitioner in Oak Lawn, Illinois, licensed in Illinois (209021812) and active in the NPI registry since September 2020. He is enrolled in Medicare PECOS, is affiliated with Advocate Christ Hospital & Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1770197758

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameJACEK WESOLOWSKICredential: APRN

Location Address4440 W 95TH ST STE 1128MOak Lawn, IL 60453-2600

Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900 · Fax (847) 390-4757

Phone(312) 609-0300

Fax(708) 684-3070

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateSeptember 7, 2020

Last NPPES UpdateJuly 29, 20253 updates tracked since enumeration

NPPES CertifiedJuly 29, 2025

✔ NPI 1770197758 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in IL · 209021812

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.

4440 W 95TH ST STE 1128M, Oak Lawn, IL 60453

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Secondary Practice Locations 2

Location 11950 W Polk StChicago, IL 60612-3723 · Phone (312) 864-6000

Location 217800 Kedzie Ave Ste AmgHazel Crest, IL 60429-2029 · Phone (312) 609-0300 · Fax (773) 213-0378

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Jacek Wesolowski Aprn 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 ID6800201500

PECOS Enrollment IDI20210210001055

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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

144 services69 patients

Hospital Affiliations CMS Care Compare

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

Advocate Christ Hospital & Medical Center

Acute Care Hospitals · Oak Lawn, IL

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140208

Location4440 W 95th StreetOak Lawn, IL 60453 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60453 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.

DR. SOHAIB ABDUL HAMEED DO

Hospitalist