Katherine Nass, NP
Family Nurse Practitioner · St Charles, IL
Katherine Nass, NP is a family nurse practitioner with a practice address in St Charles, Illinois, and NPI 1598442873, issued on Jun 29, 2023. Check the license (Illinois 041.454587, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Nass
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 041.454587 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2210 Dean St Ste M, St Charles, IL 60175
- Phone
- (630) 668-9610
- Enumerated
- Jun 29, 2023
- Record last updated
- Jan 5, 2024
- Fax
- (630) 668-9813
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 2210 Dean St Ste M
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Parisa Gerami-Lehnerer, M.D.Allergy & Immunology Physician1295140291
Verify Katherine Nass in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 041.454587Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average family nurse practitioner in 2024
251 Medicare Part D claims for 68 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.
Most prescribed
- Fluticasone Propionate22 claims
- Prednisone20 claims
- Albuterol Sulfate Hfa16 claims
- Azelastine Hcl16 claims
- Ipratropium Bromide16 claims
- Trelegy Ellipta14 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: $608.10
27 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Katherine Nass among 7,639 family nurse practitioner records in Illinois
Katherine Nass, NP is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 78% of them.
- NPI issued2023 · 78% of these records are older, 15% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2024 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 family nurse practitioner records list a practice address in St Charles
They are 15 of the 1,113 NPPES records with a practice address in St Charles, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in St Charles → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Natalie Amodeo, FNP-BCSt Charles, IL 601751851990667
- Yewande Banire, FNP-CSt Charles, IL 601751154072817
- Diane Bristol, CFNPSt Charles, IL 601751689888679
- Amy Budnick, APNSt Charles, IL 601751316190697
- Catherine IncapreoSt Charles, IL 601751568528909
- Stella Munoz, APRNSt Charles, IL 601751023899275
- Jennifer RachanSt Charles, IL 601751548812258
- Pracedes Vergara, NPSaint Charles, IL 601751134671845
Common questions
What is Katherine Nass, NP's NPI number?
Katherine Nass, NP's National Provider Identifier (NPI) is 1598442873, issued on Jun 29, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Nass, NP located?
The NPPES record lists a practice address at 2210 Dean St Ste M, St Charles, IL, 60175. Phone: (630) 668-9610. Providers update this record themselves, so call before visiting.
How can I verify Katherine Nass, NP's license?
NPPES lists Illinois license number 041.454587, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Nass, NP prescribe under Medicare Part D?
In 2024, Katherine Nass, NP had 251 Medicare Part D claims for 68 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.