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CHRISTINA MARIE ZIOLKOWSKI APRN
NPI 1356139620
Nurse Practitioner - Neonatal, Critical Care in Chicago, IL

Active since April 28, 2025PECOS Enrolled
5841 S MARYLAND AVE, CHICAGO, IL 60637(888) 824-0200 Get Directions Write a Review

NPPES record last updated: July 15, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Christina Marie Ziolkowski Aprn NPPES

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

CHRISTINA MARIE ZIOLKOWSKI APRN (NPI 1356139620) is an individual neonatal, critical care provider in Chicago, Illinois, licensed in Illinois (209.031839) and active in the NPI registry since April 2025. She is enrolled in Medicare PECOS and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1356139620
Entity TypeIndividualFemale
Primary Taxonomy363LN0005X
Provider Legal NameCHRISTINA MARIE ZIOLKOWSKICredential: APRN
Location Address5841 S MARYLAND AVEChicago, IL 60637-1443
Mailing Address15621 Lamon AveOak Forest, IL 60452-3518
Phone(888) 824-0200
Sole ProprietorNo
Enumeration DateApril 28, 2025
Last NPPES UpdateJuly 15, 2025
NPPES CertifiedJuly 15, 2025
✔ NPI 1356139620 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Neonatal, Critical CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LN0005X
License✔ Licensed in IL · 209.031839
5841 S MARYLAND AVE, Chicago, IL 60637
Open in Google Maps ↗

Secondary Practice Location 1

Location 15721 S Maryland AveChicago, IL 60637-1425 · Phone (773) 702-6169

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christina Marie Ziolkowski Aprn 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 Christina Ziolkowski reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The University Of Chicago Medical Center
Same address
General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 635 clinicians in this Medicare group
NPI 1033218128 (773) 702-1530
University Of Chicago
Same address
Multi-Specialty
5841 S MARYLAND AVE, UCPG/MC 1099
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 2,237 clinicians in this Medicare group
NPI 1821048786 (773) 702-9200

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 60637 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. DON MARTINEZ M.D.
Radiology (Diagnostic Radiology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 926-8318
ALEXANDRA DUMITRESCU
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
PELEG HOROWITZ
Neurological Surgery
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
SANDEEP GURBUXANI
Pathology (Hematology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
DR. NIREN GANDRA M.D.
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-0240
ALLIE DAKROUB MD MS
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
SCOTT VASHER MD
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
DR. NATHAN CHARLES NOWALK M.D.
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200

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 Christina Ziolkowski's NPI number?

The NPI number for Christina Ziolkowski is 1356139620. It was assigned to this individual provider in the NPPES registry on April 28, 2025.

Where is Christina Ziolkowski located?

Christina Ziolkowski practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (888) 824-0200.

What is Christina Ziolkowski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Neonatal, Critical Care, with taxonomy code 363LN0005X.

Is Christina Ziolkowski enrolled in Medicare?

Yes. Christina Ziolkowski is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Christina Ziolkowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christina Ziolkowski reassigns Medicare benefits to 2 organizations: The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (Chicago, 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 Christina Ziolkowski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christina Ziolkowski accept?

Health plans from Oscar Health list Christina Ziolkowski 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.

When was this NPI record last updated?

The NPPES record for Christina Ziolkowski was last updated on July 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.