MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) – Clinical Nurse Specialist, NPI 1972774560

MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) is a healthcare provider. based in Oak lawn, Illinois. specializing in Clinical Nurse Specialist. They hold the professional credentials APRN, CNS-BC, FNP-BC. They hold a License No. 209007019 (IL). The NPI Number for MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) is 1972774560

Main info

Female
Name
MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC)
NPI
1972774560
Phone
(708) 860-8764
Address
4440 W 95TH ST
Enumeration Date
21 March 2008
Last Update Date
25 July 2022

Contacts

FHIR Endpoint
https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Secure Messaging
rsiemeck221672@direct.myadvocateaurora.org
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience78
Completeness85
Years active:18State licenses:3Other namesUpdated within 12 months

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Provider Addresses for MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC)

  • Advocate Children's Hospital, 4440, West 95th Street, Oak Lawn, Worth Township, Cook County, Illinois, 60453, United States

    6TH FLOOR OUTPATIENT PAVILION

    OAK LAWN, IL 60453

    Phone: (708) 860-8764

    Fax: (708) 520-1871

    Type: Mailing

  • 29373 NETWORK PL

    CHICAGO, IL 606731293

    Phone: (847) 390-5900

    Fax: (847) 390-4757

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 51 Open Payments records for all available years, with a total value of $1,999.

Total Amount is formed as General ($1,999) + Research ($0) + Ownership ($0) = $1,999.

Last reported payment date: 2024-12-03 • Largest payer in this snapshot: Abbott Laboratories ($1,930).

Total Amount

$1,999

General + Research + Ownership

Payments

51

Total payment records

General Amount

$1,999

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-03

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2022-07-14

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
I20220714002161ICertified 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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
93750Evaluation of lower heart chamber assist device14537$0
99215Established patient office or other outpatient visit, 40-54 minutes10426$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes2311$0
View full utilization report →

Insurance plans in this area (ZIP 60453)

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Reviews

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Frequently asked questions

What federal number belongs to MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC)?
The federal identifier for MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) is NPI 1972774560.
Is MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) active in the national directory?
MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC)'s public NPI profile is in an active state.
Can you summarize MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC)'s specialty in plain language?
Clinically, the directory lists MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) with Clinical Nurse Specialist. Clinical services aligned with this taxonomy classification.
What location shows for MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC)?
We surface Oak Lawn, Illinois for MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) based on available NPPES addresses.
Is MRS. ROXANNE JENNIFER SIEMECK (APRN, CNS-BC, FNP-BC) a real provider?
This page reflects official NPPES data for NPI 1972774560. Always confirm identity and privileges with the practice and licensing boards.

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