NPPES file of Aug 9, 2026

Casimir Andrew Szymoniak, APN-CRNA

Certified Registered Nurse Anesthetist · Arlington Heights, IL

Casimir Andrew Szymoniak, APN-CRNA is a certified registered nurse anesthetist with a practice address in Arlington Heights, Illinois, and NPI 1992922249, issued on Apr 19, 2007. Check the license (Illinois 209034675, 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
1992922249
Name
Casimir Andrew Szymoniak
Credential
APN-CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
209034675 IL
1-080679 AL
Self-reported in NPPES; status is on the state search
Practice location
800 W Central RD, Arlington Heights, IL 60005
Phone
(847) 618-7140
Enumerated
Apr 19, 2007
Record last updated
Jul 27, 2026
Medicare enrollment
Enrolled (PECOS I20260128002238); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 2005
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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Also registered at 800 W Central RD

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

  1. Fiaz Ahmed, MDAnesthesiology Physician1407924251
  2. Syed Ahmed, MDAnesthesiology Physician1124187257
  3. Catherine Ahn, MDAnesthesiology Physician1245308022
  4. Juli AistarsOncology Clinical Nurse Specialist1861883209
  5. A Akbar, M.D.Anesthesiology Physician1144203282
  6. Ayham Alagha, M.D.Hospitalist Physician1851779151

Verify Casimir Andrew Szymoniak 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 209034675
    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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Industry payments in 2024: $63.38

3 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Casimir Szymoniak$63.38
  2. Specialty average$135.08

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

Bills Medicare through 5 group practices

  1. Beacon Medical Group IncElkhart, IN
  2. Endeavor Health Medical GroupEvanston, IL
  3. Premier Anesthesia OF Montgomery PCMontgomery, AL
  4. Spectrum Health Primary Care PartnersGrand Rapids, MI
  5. University OF Alabama Health Services Foundation, PCBirmingham, AL

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

Casimir Andrew Szymoniak among 2,444 certified registered nurse anesthetist records in Illinois

Casimir Andrew Szymoniak, APN-CRNA is one of 2,444 certified registered nurse anesthetist records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 27% of them.

  • NPI issued2007 · 27% of these records are older, 66% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2005 · median 2015 among the 1,926 with a school on file
  • Record last updated2026 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

50 certified registered nurse anesthetist records list a practice address in Arlington Heights

They are 50 of the 2,697 NPPES records with a practice address in Arlington Heights, and 2,444 certified registered nurse anesthetist records in Illinois.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Charles Blades, CRNAArlington Heights, IL 600051134194228
  2. Joseph Box, CRNAArlington Heights, IL 600051306105788
  3. Helen Fremichael, APN-CRNAArlington Heights, IL 600051740621572
  4. Tamara Gregory, APN-CRNAArlington Heights, IL 600051811928633
  5. Phillip Ivy, APN-CRNAArlington Heights, IL 600051861670432
  6. Jamie Kedzior, CRNAArlington Heights, IL 600051568746725
  7. Karen Nelson, APN-CRNAArlington Heights, IL 600051629085915
  8. Victor Olavarria, CRNAArlington Heights, IL 600051891072005

Common questions

What is Casimir Andrew Szymoniak, APN-CRNA's NPI number?

Casimir Andrew Szymoniak, APN-CRNA's National Provider Identifier (NPI) is 1992922249, issued on Apr 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Casimir Andrew Szymoniak, APN-CRNA located?

The NPPES record lists a practice address at 800 W Central RD, Arlington Heights, IL, 60005. Phone: (847) 618-7140. Providers update this record themselves, so call before visiting.

How can I verify Casimir Andrew Szymoniak, APN-CRNA's license?

NPPES lists Illinois license number 209034675, 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.

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.