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MS. MARIANNE KWIATKOWSKI NP
NPI 1750307963
Nurse Practitioner - Gerontology in Chicago, IL

Active since July 14, 2006PECOS EnrolledAccepts Medicare Assignment
850 W 63D STREET, CHICAGO, IL 60621(773) 377-7304(773) 634-7965 Get Directions Write a Review

NPPES record last updated: June 6, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 6, 2025, Mar 28, 2025, Oct 23, 2020 and 1 more (4 updates tracked since 2017).

About Ms. Marianne Kwiatkowski Np NPPES

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

MS. MARIANNE KWIATKOWSKI NP (NPI 1750307963) is an individual gerontology provider in Chicago, Illinois, licensed in Illinois (209.001854) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Chicago, and is a graduate of Other (1994).

NPPES Registry Identity

NPI1750307963
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameMS. MARIANNE KWIATKOWSKICredential: NP
Location Address850 W 63D STREETChicago, IL 60621
Mailing AddressPo Box 746715Atlanta, GA 30374-6715 · (773) 352-1515 · Fax (312) 929-0373
Phone(773) 377-7304
Fax(773) 634-7965
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateJuly 14, 2006
Last NPPES UpdateJune 6, 20254 updates tracked since enumeration
NPPES CertifiedJune 6, 2025
✔ NPI 1750307963 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in IL · 209.001854
850 W 63D STREET, Chicago, IL 60621
Open in Google Maps ↗

Secondary Practice Location 1

Location 14600 N Ravenswood Ave, 2nd FloorChicago, IL 60640-4510 · Phone (773) 561-7956

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

Ms. Marianne Kwiatkowski Np 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 ID9638179740
PECOS Enrollment IDI20070112000257
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 Marianne Kwiatkowski reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Oak Street Health Physicians Group, PC
5.3 mi
Primary Care
1715 E 95TH ST
Chicago, IL 60617
  • Reassigned Medicare billing, Illinois enrollment
  • 343 clinicians in this Medicare group
NPI 1083051643 (773) 768-4437

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.

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
53 services36 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
17 services15 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60621 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.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
8%170 patients1/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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 Marianne Kwiatkowski's NPI number?

The NPI number for Marianne Kwiatkowski is 1750307963. It was assigned to this individual provider in the NPPES registry on July 14, 2006.

Where is Marianne Kwiatkowski located?

Marianne Kwiatkowski practices at 850 W 63D Street, Chicago, IL 60621. The listed phone number is (773) 377-7304.

What is Marianne Kwiatkowski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Marianne Kwiatkowski enrolled in Medicare?

Yes. Marianne Kwiatkowski 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 Marianne Kwiatkowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marianne Kwiatkowski reassigns Medicare benefits to Oak Street Health Physicians Group, PC (Chicago, 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 Marianne Kwiatkowski'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 Marianne Kwiatkowski was last updated on June 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.