NPPES file of Aug 9, 2026

Caleb Anthony Mrozinsky, PA-C

Physician Assistant · Winfield, IL

Caleb Anthony Mrozinsky, PA-C is a physician assistant with a practice address in Winfield, Illinois, and NPI 1669000618, issued on Mar 27, 2020. Check the license (Illinois 085008477, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669000618
Name
Caleb Anthony Mrozinsky
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
085008477 IL
Self-reported in NPPES; status is on the state search
Practice location
25 N Winfield RD Ste 519, Winfield, IL 60190
Phone
(630) 938-6161
Enumerated
Mar 27, 2020
Record last updated
Mar 16, 2023
Medicare enrollment
Enrolled (PECOS I20211214002895); 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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Also registered at 25 N Winfield RD Ste 519

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

  1. Tyler Cebulko, M.D.Otolaryngology Physician1174987242
  2. Patrick Costello, PAPhysician Assistant1861117038
  3. Michael Fratina, PA-CPhysician Assistant1770119760
  4. Erin Heniff, AU.D.Audiologist1447041264
  5. Anna Lillie, PA-CPhysician Assistant1407255540
  6. Jennifer Rosenwasser, AU.D.Audiologist1912472762

Verify Caleb Anthony Mrozinsky 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 085008477
    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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21% fewer Medicare Part D claims than the average physician assistant in 2024

656 Medicare Part D claims for 297 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 33 claims were for opioids.

  1. Caleb Mrozinsky656
  2. Specialty average830

Most prescribed

  1. Fluticasone Propionate146 claims
  2. Ipratropium Bromide136 claims
  3. Azelastine Hcl65 claims
  4. Prednisone32 claims
  5. Cephalexin31 claims
  6. Omeprazole24 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.

The MIPS final score for 2023 (Medicare payment program): 94.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Central Dupage Physician GroupWheaton, IL
  2. Northwestern Medical Faculty FoundationSt Charles, IL

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

Caleb Anthony Mrozinsky among 4,926 physician assistant records in Illinois

Caleb Anthony Mrozinsky, PA-C is one of 4,926 physician assistant 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 2020, is newer than 58% of them.

  • NPI issued2020 · 58% of these records are older, 34% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2021 · median 2019 among the 3,407 with a school on file
  • Record last updated2023 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 physician assistant records list a practice address in Winfield

They are 28 of the 778 NPPES records with a practice address in Winfield, and 4,926 physician assistant records in Illinois.

The 8 physician assistant records with the nearest ZIP codes

  1. Kelsey Casali, PA-CWinfield, IL 601901780014647
  2. Eva Chwastowska, PA-CWinfield, IL 601901932240405
  3. Henna Dracopoulos, PA-CWinfield, IL 601901528109923
  4. Dorothy Fedor, PA-CWinfield, IL 601901437216165
  5. Janki Gandhi, PA-CWinfield, IL 601901962556944
  6. Jo Joy, P.A.Winfield, IL 601901962526582
  7. Autumn Roland, PA-CWinfield, IL 601901073842993
  8. Kacie Ruggio, PA-CWinfield, IL 601901326392481

Common questions

What is Caleb Anthony Mrozinsky, PA-C's NPI number?

Caleb Anthony Mrozinsky, PA-C's National Provider Identifier (NPI) is 1669000618, issued on Mar 27, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Caleb Anthony Mrozinsky, PA-C located?

The NPPES record lists a practice address at 25 N Winfield RD Ste 519, Winfield, IL, 60190. Phone: (630) 938-6161. Providers update this record themselves, so call before visiting.

How can I verify Caleb Anthony Mrozinsky, PA-C's license?

NPPES lists Illinois license number 085008477, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Caleb Anthony Mrozinsky, PA-C prescribe under Medicare Part D?

In 2024, Caleb Anthony Mrozinsky, PA-C had 656 Medicare Part D claims for 297 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Caleb Anthony Mrozinsky, PA-C's MIPS final score?

The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.