MRS. KIMBERLY WITTMAYER (APRN) – Pediatric Clinical Nurse Specialist, NPI 1639473549

MRS. KIMBERLY WITTMAYER (APRN) is a healthcare provider. based in Oak lawn, Illinois. specializing in Pediatric Clinical Nurse Specialist. They hold the professional credentials APRN. They hold a License No. 209008526 (IL). The NPI Number for MRS. KIMBERLY WITTMAYER (APRN) is 1639473549

Main info

Female
Sole Proprietor
Name
MRS. KIMBERLY WITTMAYER (APRN)
NPI
1639473549
Phone
(708) 684-5619
Address
4440 W 95TH ST
Enumeration Date
6 January 2011
Last Update Date
15 March 2022

Contacts

FHIR Endpoint
http://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2
Secure Messaging
kwittmayer273137@direct.myadvocateaurora.org
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness85
Years active:15State licenses:1Other namesUpdated within 12 months

Provider Addresses for MRS. KIMBERLY WITTMAYER (APRN)

  • 4440 W 95TH ST

    OAK LAWN, IL 604532600

    Phone: (708) 684-5619

    Type: Mailing

  • 29373 NETWORK PL

    CHICAGO, IL 606731293

    Phone: (847) 390-5900

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $93.

Total Amount is formed as General ($93) + Research ($0) + Ownership ($0) = $93.

Last reported payment date: 2023-06-12 • Largest payer in this snapshot: SOBI, INC ($93).

Total Amount

$93

General + Research + Ownership

Payments

1

Total payment records

General Amount

$93

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-06-12

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
SOBI, INC$93
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2022-01-26

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20220126000422ICertified Clinical Nurse Specialist (Cns)ILTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60453)

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Reviews

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Frequently asked questions

What is the standard ID for MRS. KIMBERLY WITTMAYER (APRN) in the U.S.?
In the U.S., MRS. KIMBERLY WITTMAYER (APRN) is identified by NPI 1639473549.
Is MRS. KIMBERLY WITTMAYER (APRN) currently accepting referrals based on NPI status?
Registry metadata lists MRS. KIMBERLY WITTMAYER (APRN) as active.
What services align with MRS. KIMBERLY WITTMAYER (APRN)'s listing?
MRS. KIMBERLY WITTMAYER (APRN)'s public classification highlights Pediatric Clinical Nurse Specialist. Clinical services aligned with this taxonomy classification.
Which community is linked to MRS. KIMBERLY WITTMAYER (APRN)?
MRS. KIMBERLY WITTMAYER (APRN) shows a connection to Oak Lawn, Illinois in registry-derived data.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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