NPPES file of Aug 9, 2026

Elizabeth C. Ridley, PA

Physician Assistant · Swansea, IL

Elizabeth C. Ridley, PA is a physician assistant with a practice address in Swansea, Illinois, and NPI 1801036629, issued on Mar 6, 2009. Check the license (Illinois 085004498, 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
1801036629
Name
Elizabeth C. Ridley
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
085004498 IL
Self-reported in NPPES; status is on the state search
Practice location
4948 Benchmark Centre Dr, Swansea, IL 62226
Phone
(618) 628-2588
Enumerated
Mar 6, 2009
Record last updated
Jan 3, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(618) 628-1363
Medicare enrollment
Enrolled (PECOS I20121102000194); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2008
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 4948 Benchmark Centre Dr

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

  1. Jennifer Adams, PAPhysician Assistant1013980150
  2. Lisa Boget, PA-CMedical Physician Assistant1619083102
  3. Molly Braddock, PA-CPhysician Assistant1881134765
  4. Steve Musick, M.D.Dermatology Physician1831176775
  5. Angela Nauman-Musick, APRN,CNPNurse Practitioner1477530327
  6. Gillian RussellNurse Practitioner1417744798

Verify Elizabeth C. Ridley 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 085004498
    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

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61% fewer Medicare Part D claims than the average physician assistant in 2024

325 Medicare Part D claims for 176 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Elizabeth Ridley325
  2. Specialty average830

Most prescribed

  1. Ketoconazole58 claims
  2. Triamcinolone Acetonide41 claims
  3. Doxycycline Hyclate38 claims
  4. Clobetasol Propionate37 claims
  5. Mupirocin22 claims
  6. Hydrocortisone14 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: $2,794.38

165 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Elizabeth Ridley$2,794.38
  2. Specialty average$841.65

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. Musick Dermatology And Advanced Clinical Spa LLCSwansea, IL

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

5 physician assistant records list a practice address in Swansea

They are 5 of the 352 NPPES records with a practice address in Swansea, and 4,926 physician assistant records in Illinois.

Other physician assistant records in Illinois

  1. Brooke Aarhus, PA-CPark Ridge, IL1760985469
  2. Sana Abbasi, PACarol Stream, IL1831803295
  3. Susan Abbinanti, PA-CElk Grove Village, IL1679647358
  4. Katheryn Abbott, PASchaumburg, IL1356842082
  5. Noor Abdelrahman, PA-CChicago, IL1851012413
  6. Amer Abdulghafoor, MSW, MS, PA-CChicago, IL1619401718
  7. Kazuko Abe, P.A.Chicago, IL1881840783
  8. Greta Abel, PA-CWheaton, IL1174844096
  9. Derrik AbellAnna, IL1821618471
  10. Jeanine Aberbook, PA-CChicago, IL1518664176

Common questions

What is Elizabeth C. Ridley, PA's NPI number?

Elizabeth C. Ridley, PA's National Provider Identifier (NPI) is 1801036629, issued on Mar 6, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth C. Ridley, PA located?

The NPPES record lists a practice address at 4948 Benchmark Centre Dr, Swansea, IL, 62226. Phone: (618) 628-2588. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth C. Ridley, PA's license?

NPPES lists Illinois license number 085004498, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Elizabeth C. Ridley, PA prescribe under Medicare Part D?

In 2024, Elizabeth C. Ridley, PA had 325 Medicare Part D claims for 176 beneficiaries; the average among physician assistant prescribers was 830. 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.

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.