NPPES file of Aug 9, 2026

Kamil Jan Sledz, NP

Family Nurse Practitioner · Evergreen Park, IL

Kamil Jan Sledz, NP is a family nurse practitioner with a practice address in Evergreen Park, Illinois, and NPI 1447035142, issued on Aug 30, 2023. Check the license (Illinois 209.028194, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447035142
Name
Kamil Jan Sledz
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209.028194 IL
Self-reported in NPPES; status is on the state search
Practice location
2850 W 95TH St Ste 106, Evergreen Park, IL 60805
Phone
(708) 888-8287
Enumerated
Aug 30, 2023
Record last updated
Apr 16, 2025
Medicare enrollment
Enrolled (PECOS I20231128003480); 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 family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →

Also registered at 2850 W 95TH St Ste 106

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

  1. Mark Lyon, MDUrology Physician1831300748
  2. Diane Maryniarczyk, FNPFamily Nurse Practitioner1285479428
  3. James Sylora, MDUrology Physician1245296912
  4. David Zumerchik, M.D.Urology Physician1669480950

Verify Kamil Jan Sledz 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 209.028194    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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33% fewer Medicare Part D claims than the average family nurse practitioner in 2024

869 Medicare Part D claims for 439 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Kamil Sledz869
  2. Specialty average1,305

Most prescribed

  1. Tamsulosin Hcl244 claims
  2. Nitrofurantoin104 claims
  3. Myrbetriq74 claims
  4. Sulfamethoxazole-Trimethoprim73 claims
  5. Finasteride47 claims
  6. Gemtesa47 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $2,267.12

73 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kamil Sledz$2,267.12
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Uropartners LLCHomewood, IL

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

Kamil Jan Sledz among 7,639 family nurse practitioner records in Illinois

Kamil Jan Sledz, NP is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% 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 78% of them.

  • NPI issued2023 · 78% of these records are older, 15% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2023 · median 2018 among the 4,778 with a school on file
  • Record last updated2025 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 family nurse practitioner records list a practice address in Evergreen Park

They are 37 of the 603 NPPES records with a practice address in Evergreen Park, and 7,639 family nurse practitioner records in Illinois.

All 7,639 in Illinois → Every provider in Evergreen Park → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Sager Abuinseir, FNP-C, DNPEvergreen Park, IL 608051538520309
  2. Angela Boomsma, APRNEvergreen Park, IL 608051598163560
  3. Jennifer Courts, APNEvergreen Park, IL 608051073013629
  4. Kaitlyn Frank, APNEvergreen Park, IL 608051841667813
  5. Joice Illimoottil, APNEvergreen Park, IL 608051215447735
  6. Alecia Jefferson, APRN, CDCESEvergreen Park, IL 608051811281306
  7. Leslie Kelly, FNP-BCEvergreen Park, IL 608051386037984
  8. Connie MaasEvergreen Park, IL 608051518468727

Common questions

What is Kamil Jan Sledz, NP's NPI number?

Kamil Jan Sledz, NP's National Provider Identifier (NPI) is 1447035142, issued on Aug 30, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Kamil Jan Sledz, NP located?

The NPPES record lists a practice address at 2850 W 95TH St Ste 106, Evergreen Park, IL, 60805. Phone: (708) 888-8287. Providers update this record themselves, so call before visiting.

How can I verify Kamil Jan Sledz, NP's license?

NPPES lists Illinois license number 209.028194, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Kamil Jan Sledz, NP prescribe under Medicare Part D?

In 2024, Kamil Jan Sledz, NP had 869 Medicare Part D claims for 439 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.