NPPES file of Aug 9, 2026

Eileen Davidson Siegel, PA-C

Physician Assistant · Chicago, IL

Eileen Davidson Siegel, PA-C is a physician assistant with a practice address in Chicago, Illinois, and NPI 1245759653, issued on Sep 18, 2017. Check the license (Illinois 085.006327, 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
1245759653
Name
Eileen Davidson Siegel
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
085.006327 IL
Self-reported in NPPES; status is on the state search
Practice location
2073 N. Clybourn Ave., Chicago, IL 60614
Phone
(773) 665-4016
Enumerated
Sep 18, 2017
Record last updated
Sep 18, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(773) 360-6200
Medicare enrollment
Enrolled (PECOS I20230220001842); 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.
Download card Updates feed

Verify Eileen Davidson Siegel 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 085.006327
    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.

88% fewer Medicare Part D claims than the average physician assistant in 2024

96 Medicare Part D claims for 36 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.

  1. Eileen Siegel96
  2. Specialty average830

Most prescribed

  1. Montelukast Sodium17 claims
  2. Advair Hfa13 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: $224.11

10 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, 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. Eileen Siegel$224.11
  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. Midwest Ent Alliance PLLCDowners Grove, IL

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

Eileen Davidson Siegel among 4,926 physician assistant records in Illinois

Eileen Davidson Siegel, 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 2017, is newer than 43% of them.

  • NPI issued2017 · 43% of these records are older, 52% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2017 · median 2019 among the 3,407 with a school on file
  • Record last updated2017 · 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.

The 8 physician assistant records with the nearest ZIP codes

  1. Lindsey Ashley, PAChicago, IL 606141700210473
  2. Jenna Benoit, PA-CChicago, IL 606141790110666
  3. Gayle Blake, P.A.C.Chicago, IL 606141487693461
  4. Rebecca Bruce, PHYSICIAN ASSISTANTChicago, IL 606141104169077
  5. Madhavi Deshmukh, PA-CChicago, IL 606141023165362
  6. Noah Goss, PA-CChicago, IL 606141720364953
  7. Nadya Kohen, PAChicago, IL 606141063721264
  8. Michelle Krischel, M.S., PA-C, ATC,Chicago, IL 606141871980516

Common questions

What is Eileen Davidson Siegel, PA-C's NPI number?

Eileen Davidson Siegel, PA-C's National Provider Identifier (NPI) is 1245759653, issued on Sep 18, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Eileen Davidson Siegel, PA-C located?

The NPPES record lists a practice address at 2073 N. Clybourn Ave., Chicago, IL, 60614. Phone: (773) 665-4016. Providers update this record themselves, so call before visiting.

How can I verify Eileen Davidson Siegel, PA-C's license?

NPPES lists Illinois license number 085.006327, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Eileen Davidson Siegel, PA-C prescribe under Medicare Part D?

In 2024, Eileen Davidson Siegel, PA-C had 96 Medicare Part D claims for 36 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.