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KATARZYNA M WALUS APN
NPI 1437879855
Nurse Practitioner - Family in Elk Grove Village, IL

Active since August 29, 2022PECOS EnrolledAccepts Medicare Assignment
89.66/100
CMS Quality Rating
800 BIESTERFIELD RD STE 610, ELK GROVE VILLAGE, IL 60007(847) 981-3630(847) 981-3633 Get Directions Write a Review

NPPES record last updated: September 2, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 2, 2026, Mar 9, 2023, Oct 5, 2022 and 2 more (5 updates tracked since 2022).

About Katarzyna M Walus Apn NPPES

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

KATARZYNA M WALUS APN (NPI 1437879855) is an individual family provider in Elk Grove Village, Illinois, licensed in Illinois (209.025826) and active in the NPI registry since August 2022. She is enrolled in Medicare PECOS, is affiliated with Alexian Brothers Medical Center 1, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1437879855
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKATARZYNA M WALUSCredential: APN
Location Address800 BIESTERFIELD RD STE 610Elk Grove Village, IL 60007-3362
Mailing Address800 Biesterfield Rd Ste 610Elk Grove Village, IL 60007-3362 · (847) 981-3630 · Fax (847) 981-3633
Phone(847) 981-3630
Fax(847) 981-3633
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateAugust 29, 2022
Last NPPES UpdateSeptember 2, 20265 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2026
✔ NPI 1437879855 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in IL · 209.025826
800 BIESTERFIELD RD STE 610, Elk Grove Village, IL 60007
Open in Google Maps ↗

Other Identifiers 1

Other209025826IL · State License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

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

Katarzyna M Walus Apn 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 ID4688040405
PECOS Enrollment IDI20221019002938
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 Katarzyna Walus reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Bonaventure Medical Foundation, LLC
0.1 mi
Family Medicine
701 BIESTERFIELD RD UNIT 4D
Elk Grove Village, IL 60007
  • Reassigned Medicare billing, Illinois enrollment
  • 281 clinicians in this Medicare group
NPI 1588775647 (855) 692-6482
Northwest Community Health Services Inc
4.4 mi
Obstetrics
880 W CENTRAL RD STE 6200
Arlington Heights, IL 60005
  • Reassigned Medicare billing, Illinois enrollment
  • 346 clinicians in this Medicare group
NPI 1467057513 (847) 618-0730

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

Areas of Expertise CMS Part B claims 3

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
155 services103 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
27 services27 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
15 services15 patients

Hospital Affiliations CMS Care Compare 2

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

Alexian Brothers Medical Center 1

Acute Care Hospitals · Elk Grove Village, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140258
Location800 Biesterfield RdElk Grove Village, IL 60007 · Cook County
Emergency services Birthing friendly

St Alexius Medical Center

Acute Care Hospitals · Hoffman Estates, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140290
Location1555 N Barrington RdHoffman Estates, IL 60169 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60007 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

89.66/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality79.32
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 13

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

AMANDA ELIZABETH HEIMDAL NP, RN
Nurse Practitioner (Acute Care)
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630
DR. ANKUR DAVE MD
Pain Medicine (Pain Medicine)
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630
AMANDA ELIZABETH MUELLER FNP-BC
Nurse Practitioner (Family)
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630
DR. CONCETTA M FORCHETTI M.D.
Psychiatry & Neurology (Neurology)
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630
GABRIELA RADNEV FNP-C
Nurse Practitioner (Primary Care)
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630
MS. MORGAN KAY JAMESON PA-C
Physician Assistant (Surgical)
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630
DR. THERESA CAMPBELL PH.D.
Clinical Neuropsychologist
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630
JODI LYNN GUNTHER RN, APN-CNS
Clinical Nurse Specialist (Adult Health)
800 BIESTERFIELD RD STE 610
ELK GROVE VILLAGE, IL 60007
Cook County (847) 981-3630

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 Katarzyna Walus's NPI number?

The NPI number for Katarzyna Walus is 1437879855. It was assigned to this individual provider in the NPPES registry on August 29, 2022.

Where is Katarzyna Walus located?

Katarzyna Walus practices at 800 Biesterfield Rd Ste 610, Elk Grove Village, IL 60007. The listed phone number is (847) 981-3630.

What is Katarzyna Walus's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Katarzyna Walus enrolled in Medicare?

Yes. Katarzyna Walus 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 organizations bill Medicare for Katarzyna Walus's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katarzyna Walus reassigns Medicare benefits to 2 organizations: Bonaventure Medical Foundation, LLC (Elk Grove Village, IL) and Northwest Community Health Services Inc (Arlington Heights, IL). 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 Katarzyna Walus's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katarzyna Walus accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Katarzyna Walus as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Katarzyna Walus affiliated with any hospitals?

According to CMS data, Katarzyna Walus is affiliated with Alexian Brothers Medical Center 1 and St Alexius Medical Center.

When was this NPI record last updated?

The NPPES record for Katarzyna Walus was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.