NPPES file of Aug 9, 2026

Karolina Sierotnik, AGACNP-BC, DNP

Acute Care Nurse Practitioner · Rockford, IL

Karolina Sierotnik, AGACNP-BC, DNP is an acute care nurse practitioner with a practice address in Rockford, Illinois, and NPI 1194504316, issued on Sep 26, 2023. Check the license (Illinois 209.028356, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194504316
Name
Karolina Sierotnik
Credential
AGACNP-BC, DNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
209.028356 IL
Self-reported in NPPES; status is on the state search
Practice location
1401 E State St, Rockford, IL 61104
Phone
(779) 696-6102
Enumerated
Sep 26, 2023
Record last updated
Oct 12, 2023
Medicare enrollment
Enrolled (PECOS I20231120001746); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest acute care nurse practitioner records → All 639 in Illinois → Look up another NPI →

Also registered at 1401 E State St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Muhanad Abou Touk, M.DInternal Medicine Physician1902428832
  2. Isra Al Jamed, MDEmergency Medical Services (Emergency Medicine) Physician1477059343
  3. Martin Anyebuno, M.D.Neonatal-Perinatal Medicine Physician1982661955
  4. Amit Bakshi, M.D.Emergency Medicine Physician1326296732
  5. Amanda Beard, PT, DPTPhysical Therapist1760125819
  6. Daniel Bentley, PASurgical Physician Assistant1629177647

Verify Karolina Sierotnik in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209.028356    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Swedishamerican HospitalRockford, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Karolina Sierotnik among 639 acute care nurse practitioner records in Illinois

Karolina Sierotnik, AGACNP-BC, DNP is one of 639 acute care nurse practitioner records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 77% of them.

  • NPI issued2023 · 77% of these records are older, 16% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2023 · median 2017 among the 434 with a school on file
  • Record last updated2023 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Illinois

There are 639 acute care nurse practitioner records in Illinois.

All 639 in Illinois → Every provider in Rockford → Acute Care Nurse Practitioner nationwide →

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Lorie Corcoran, APNPRockford, IL 611041497035166
  2. Brenda Echeverria, APRNRockford, IL 611041851259543
  3. Emily Leick, NPRockford, IL 611041306663943
  4. Nathan Riggins, ACNPC-AGRockford, IL 611041538940952
  5. Heather VittetowRockford, IL 611041861235285
  6. Derek Webber, ACNPC-AG, MSNRockford, IL 611041962281006
  7. Larisa Piton, APNRockford, IL 611031760727010
  8. Jaclyn Weidner, APNRockford, IL 611031669969275

Common questions

What is Karolina Sierotnik, AGACNP-BC, DNP's NPI number?

Karolina Sierotnik, AGACNP-BC, DNP's National Provider Identifier (NPI) is 1194504316, issued on Sep 26, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Karolina Sierotnik, AGACNP-BC, DNP located?

The NPPES record lists a practice address at 1401 E State St, Rockford, IL, 61104. Phone: (779) 696-6102. Providers update this record themselves, so call before visiting.

How can I verify Karolina Sierotnik, AGACNP-BC, DNP's license?

NPPES lists Illinois license number 209.028356, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.