NPPES file of Aug 9, 2026

Maria A. McCarthy, APN-CNS

Clinical Nurse Specialist · Evanston, IL

Maria A. McCarthy, APN-CNS is a clinical nurse specialist with a practice address in Evanston, Illinois, and NPI 1427757897, issued on Feb 24, 2023. Check the license (Illinois 209004221, 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
1427757897
Name
Maria A. McCarthy
Credential
APN-CNS
Primary taxonomy
Clinical Nurse Specialist 364S00000X
License number
209004221 IL
Self-reported in NPPES; status is on the state search
Practice location
2650 Ridge Ave Ste 5240, Evanston, IL 60201
Phone
(847) 570-1503
Enumerated
Feb 24, 2023
Record last updated
Apr 1, 2026
Fax
(847) 733-5247
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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8 nearest clinical nurse specialist records → All 162 in Illinois → Look up another NPI →

Verify Maria A. McCarthy 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 209004221    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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26% fewer Medicare Part D claims than the average clinical nurse specialist in 2024

709 Medicare Part D claims for 53 beneficiaries, against an average of 957 among the 361 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Maria McCarthy709
  2. Specialty average957

Most prescribed

  1. Olanzapine73 claims
  2. Risperidone62 claims
  3. Invega Sustenna60 claims
  4. Lamotrigine44 claims
  5. Trazodone Hcl33 claims
  6. Paliperidone Er32 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.

Maria A. McCarthy among 162 clinical nurse specialist records in Illinois

Maria A. McCarthy, APN-CNS is one of 162 clinical nurse specialist records with a practice address in Illinois. 51% 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 94% of them.

  • NPI issued2023 · 94% of these records are older, 1% newer
  • In a Medicare fileYes · 51% of these records are
  • In the CMS Doctors and Clinicians fileNo · 30% of these records are
  • Record last updated2026 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 364S00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Nurse Specialist providers in Illinois

There are 162 clinical nurse specialist records in Illinois.

All 162 in Illinois → Every provider in Evanston → Clinical Nurse Specialist nationwide →

The 8 clinical nurse specialist records with the nearest ZIP codes

  1. Dawn Farwell, APN-CNSEvanston, IL 602011730204686
  2. Anisha Patel, APN-CNSEvanston, IL 602011669916292
  3. Lydia Torrese, CNSEvanston, IL 602011245209998
  4. Alison Keck, APRN, AGCNS-BCWinfield, IL 601901871298851
  5. Yadira Rangel, APNOakbrook Terrace, IL 601811386831212
  6. Karen Kiley, APNMaywood, IL 601531861696593
  7. Diane Kernan-Schroeder, APRN, BC-ADMHines, IL 601411639124704
  8. Araceli MendozaHines, IL 601411609810837

Common questions

What is Maria A. McCarthy, APN-CNS's NPI number?

Maria A. McCarthy, APN-CNS's National Provider Identifier (NPI) is 1427757897, issued on Feb 24, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Maria A. McCarthy, APN-CNS located?

The NPPES record lists a practice address at 2650 Ridge Ave Ste 5240, Evanston, IL, 60201. Phone: (847) 570-1503. Providers update this record themselves, so call before visiting.

How can I verify Maria A. McCarthy, APN-CNS's license?

NPPES lists Illinois license number 209004221, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Maria A. McCarthy, APN-CNS prescribe under Medicare Part D?

In 2024, Maria A. McCarthy, APN-CNS had 709 Medicare Part D claims for 53 beneficiaries; the average among clinical nurse specialist prescribers was 957. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.