NPPES file of Aug 9, 2026

Ellery Gronski, PA-C

Physician Assistant · Chicago, IL

Ellery Gronski, PA-C is a physician assistant with a practice address in Chicago, Illinois, and NPI 1285584292, issued on Jan 29, 2026. Check the license (Illinois 085012052, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1285584292
Name
Ellery Gronski
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
085012052 IL
Self-reported in NPPES; status is on the state search
Practice location
1611 W Harrison St Ste 400, Chicago, IL 60612
Phone
(877) 632-6637
Enumerated
Jan 29, 2026
Record last updated
Jul 24, 2026
Fax
(708) 409-5179
Medicare enrollment
Enrolled (PECOS I20260306001880); may accept 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.
Download card Updates feed

8 nearest physician assistant records → All 4,926 in Illinois → Look up another NPI →

Also registered at 1611 W Harrison St Ste 400

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

  1. Divya Agrawal, M.D.Pain Medicine (Physical Medicine & Rehabilitation) Physician1386806115
  2. Heba Ahmad, MDOrthopaedic Surgery Physician1891360020
  3. Faisal Akram, MDAdult Reconstructive Orthopaedic Surgery Physician1558990747
  4. Sarah Ashley, PA-CPhysician Assistant1174263727
  5. Hayden Bagnell-Pettine, PA-CPhysician Assistant1801778568
  6. Lauren Ball, PA-CPhysician Assistant1629776646

Verify Ellery Gronski 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 085012052    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Ellery Gronski among 4,926 physician assistant records in Illinois

Ellery Gronski, 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 not. Its NPI, issued in 2026, is newer than 97% of them.

  • NPI issued2026 · 97% of these records are older, 0% newer
  • In a Medicare fileNo · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2025 · median 2019 among the 3,407 with a school on file
  • Record last updated2026 · 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).

1,445 physician assistant records list a practice address in Chicago

They are 1,445 of the 63,379 NPPES records with a practice address in Chicago, and 4,926 physician assistant records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4,926 in Illinois → Every provider in Chicago → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Stacy Arens, PA-CChicago, IL 606121568485464
  2. Alejandra Argueta, PA-CChicago, IL 606121407980337
  3. Owen BarmadaChicago, IL 606121851301030
  4. Megan Burns, PA-C, PTChicago, IL 606121265574032
  5. Nicole Burrows, PAChicago, IL 606121689612004
  6. Katherine El, PA-CChicago, IL 606121972524791
  7. M Holden, MPH,MMS, PA-CChicago, IL 606121245259639
  8. Ratna Kanumury, PA-CChicago, IL 606121396757050

Common questions

What is Ellery Gronski, PA-C's NPI number?

Ellery Gronski, PA-C's National Provider Identifier (NPI) is 1285584292, issued on Jan 29, 2026. An NPI identifies a provider in billing; it is not a license.

Where is Ellery Gronski, PA-C located?

The NPPES record lists a practice address at 1611 W Harrison St Ste 400, Chicago, IL, 60612. Phone: (877) 632-6637. Providers update this record themselves, so call before visiting.

How can I verify Ellery Gronski, PA-C's license?

NPPES lists Illinois license number 085012052, 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. 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.