Registry data as of Aug 27, 2026

Nicholas Wilczynski, D.O.

Emergency Medicine Physician · Rock Island, IL

Nicholas Wilczynski, D.O. is an emergency medicine physician with a practice address in Rock Island, Illinois, and NPI 1124405972, issued on Apr 30, 2015. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1124405972
Name
Nicholas Wilczynski
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
Practice location
2701 17TH St, Rock Island, IL 61201
Phone
(309) 779-5000
Enumerated
Apr 30, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 2701 17TH St

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

  1. Maria Abu Nseir, MDHospitalist Physician1356017594
  2. Krista Adamson, DNP, ARNPFamily Nurse Practitioner1316598493
  3. Deepak Ahuja, M.D.Internal Medicine Physician1336142629
  4. Bashar Al KhouryHospitalist Physician1427400993
  5. Neva Alpers, LCSWClinical Social Worker1740446079
  6. Anitza Alvarado, RNRegistered Nurse1902513641

Verify Nicholas Wilczynski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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
Open 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.

5% more Medicare Part D claims than the average emergency medicine physician in 2024

372 Medicare Part D claims for 216 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 19 claims were for opioids.

  1. Nicholas Wilczynski372
  2. Specialty average355

Most prescribed

  1. Ondansetron Odt28 claims
  2. Prednisone22 claims
  3. Amoxicillin-Clavulanate Potass18 claims
  4. Metronidazole18 claims
  5. Ciprofloxacin Hcl17 claims
  6. Dicyclomine Hcl14 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: $16.04

1 payment, mostly food and beverage; the largest payer was Edwards Lifesciences Corporation. The 12,165 providers of this specialty with any payment received $1,340.71 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nicholas Wilczynski$16.04
  2. Specialty average$1,340.71

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

23 emergency medicine physician records list a Rock Island practice address

They are 23 of the 782 NPPES records with a Rock Island practice address, and 3,096 emergency medicine physician records in Illinois.

Other emergency medicine physician records in Illinois

  1. Osama Aaflaq, M.D.Carbondale, IL1083663520
  2. Suresh Abad, M.D.Vernon Hills, IL1639100126
  3. Albert Abalos, M.D.Elmhurst, IL1881983484
  4. Habib Abbasi, M.D.Joliet, IL1902832835
  5. Andrew Abbeg, D.O.Greenville, IL1548490311
  6. Ryan Abbott, DOChicago, IL1477243517
  7. Zakaria Abdulnabi, M.D.Urbana, IL1790135499
  8. Logan Abel, MDChicago, IL1447900592
  9. Claire Abramoff, MDChicago, IL1316380009
  10. Rachel Abrams, M.D.Chicago, IL1659786317

Common questions

What is Nicholas Wilczynski, D.O.'s NPI number?

Nicholas Wilczynski, D.O.'s National Provider Identifier (NPI) is 1124405972, issued on Apr 30, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Nicholas Wilczynski, D.O. located?

The NPPES record lists a practice address at 2701 17TH St, Rock Island, IL, 61201. Phone: (309) 779-5000. Providers update this record themselves, so call before visiting.

How can I verify Nicholas Wilczynski, D.O.'s license?

Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nicholas Wilczynski, D.O. prescribe under Medicare Part D?

In 2024, Nicholas Wilczynski, D.O. had 372 Medicare Part D claims for 216 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.