NPPES file of Aug 9, 2026

Kathleen Boswell Simon, APN

Women's Health Nurse Practitioner · St Charles, IL

Kathleen Boswell Simon, APN is a women's health nurse practitioner with a practice address in St Charles, Illinois, and NPI 1356438386, issued on Oct 10, 2006. Check the license (Illinois 209-006181, 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
1356438386
Name
Kathleen Boswell Simon
Credential
APN
Primary taxonomy
Women's Health Nurse Practitioner 363LW0102X
License number
209-006181 IL
Self-reported in NPPES; status is on the state search
Practice location
2310 Dean St Ste A, St Charles, IL 60175
Phone
(630) 584-8984
Enumerated
Oct 10, 2006
Record last updated
Feb 28, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(630) 584-1308
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.
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Verify Kathleen Boswell Simon 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 209-006181
    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
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65% fewer Medicare Part D claims than the average women's health nurse practitioner in 2024

75 Medicare Part D claims for 46 beneficiaries, against an average of 217 among the 3,809 providers of this specialty who prescribed in Part D.

  1. Kathleen Simon75
  2. Specialty average217

Most prescribed

  1. Estradiol27 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: $607.28

30 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 3,574 providers of this specialty with any payment received $426.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kathleen Simon$607.28
  2. Specialty average$426.02

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

Kathleen Boswell Simon among 291 women's health nurse practitioner records in Illinois

Kathleen Boswell Simon, APN is one of 291 women's health nurse practitioner records with a practice address in Illinois. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 81% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · 33% of these records are
  • Record last updated2018 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LW0102X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Women's Health Nurse Practitioner providers in Illinois

There are 291 women's health nurse practitioner records in Illinois.

The 8 women's health nurse practitioner records with the nearest ZIP codes

  1. Michele Voss, APNSchaumburg, IL 601731396960324
  2. Linda Doyle, WHNPHoffman Estates, IL 601691265322739
  3. Judith Schwartz, R.N.C., W.H.N.P.Wheaton, IL 601871114004728
  4. Yamilex MonarrezMelrose Park, IL 601601295655884
  5. Danielle SiegelMaywood, IL 601531245162833
  6. Laima Varnas, APNEvanston, IL 602021952060543
  7. Floy Haschke, MS, APN, CANPElmhurst, IL 601261477703908
  8. Heather San Juan, APNElmhurst, IL 601261033626262

Common questions

What is Kathleen Boswell Simon, APN's NPI number?

Kathleen Boswell Simon, APN's National Provider Identifier (NPI) is 1356438386, issued on Oct 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Boswell Simon, APN located?

The NPPES record lists a practice address at 2310 Dean St Ste A, St Charles, IL, 60175. Phone: (630) 584-8984. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Boswell Simon, APN's license?

NPPES lists Illinois license number 209-006181, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Kathleen Boswell Simon, APN prescribe under Medicare Part D?

In 2024, Kathleen Boswell Simon, APN had 75 Medicare Part D claims for 46 beneficiaries; the average among women's health nurse practitioner prescribers was 217. 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.