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KALEA WILLIAMS APRN
NPI 1912869934
Nurse Practitioner in Chicago, IL

Active since November 28, 2025PECOS EnrolledAccepts Medicare Assignment
1426 N GREENVIEW AVE, CHICAGO, IL 60642(312) 757-9168 Get Directions Write a Review

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

Record update history: May 6, 2026, Nov 28, 2025 (2 updates tracked since 2025).

About Kalea Williams Aprn NPPES

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

KALEA WILLIAMS APRN (NPI 1912869934) is an individual nurse practitioner in Chicago, Illinois, licensed in Illinois (209035495) and active in the NPI registry since November 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2026).

NPPES Registry Identity

NPI1912869934
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKALEA WILLIAMSCredential: APRN
Location Address1426 N GREENVIEW AVEChicago, IL 60642-7019
Mailing Address1426 N Greenview Ave, R-chChicago, IL 60642-7019 · (312) 757-9168
Phone(312) 757-9168
Sole ProprietorYes
Medical School CMSOtherGraduated 2026
Enumeration DateNovember 28, 2025
Last NPPES UpdateMay 6, 20262 updates tracked since enumeration
NPPES CertifiedMay 6, 2026
✔ NPI 1912869934 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 · 209035495
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.
1426 N GREENVIEW AVE, Chicago, IL 60642
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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

Kalea Williams 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 ID7012433741
PECOS Enrollment IDI20260623003384
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 Kalea Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southwest Physicians Associates, S. C.
13 mi
Family Medicine
2955 W 95TH ST
Evergreen Park, IL 60805
  • Reassigned Medicare billing, Illinois enrollment
  • 18 clinicians in this Medicare group
NPI 1265831101 (708) 200-6615

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 60642 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

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

ROOTED FAMILY HEALTHCARE, LLC
Nurse Practitioner (Family)
1426 N GREENVIEW AVE
CHICAGO, IL 60642
Cook County (312) 656-7137

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 Kalea Williams's NPI number?

The NPI number for Kalea Williams is 1912869934. It was assigned to this individual provider in the NPPES registry on November 28, 2025.

Where is Kalea Williams located?

Kalea Williams practices at 1426 N Greenview Ave, Chicago, IL 60642. The listed phone number is (312) 757-9168.

What is Kalea Williams's specialty?

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

Is Kalea Williams enrolled in Medicare?

Yes. Kalea Williams 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 Kalea Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kalea Williams reassigns Medicare benefits to Southwest Physicians Associates, S. C. (Evergreen Park, 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 Kalea Williams'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 Kalea Williams was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.