NPPES file of Aug 9, 2026

Margaret Merritt, DNP, APRN

Gerontology Nurse Practitioner · Maywood, IL

Margaret Merritt, DNP, APRN is a gerontology nurse practitioner with a practice address in Maywood, Illinois, and NPI 1033945670, issued on Sep 10, 2024. Check the license (Illinois 209030120, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033945670
Name
Margaret Merritt
Credential
DNP, APRN
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License numbers
209030120 IL
209.030120 IL
Self-reported in NPPES; status is on the state search
Practice location
2160 S 1St Ave, Maywood, IL 60153
Phone
(888) 584-7888
Enumerated
Sep 10, 2024
Record last updated
Dec 2, 2024
Medicare enrollment
Enrolled (PECOS I20241205001666); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest gerontology nurse practitioner records → All 292 in Illinois → Look up another NPI →

Also registered at 2160 S 1St Ave

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

  1. Stefanie AbbottFamily Medicine Physician1861137457
  2. Osamah Abdallah, M.D.Internal Medicine Physician1275976144
  3. Abdelhai Abdelqader, MDGastroenterology Physician1073931127
  4. Samer Abdelsamie, D.M.DOral and Maxillofacial Surgery (Dentist)1366732257
  5. Zaid Abdelsattar, MD, MSCThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1760793293
  6. Gerges Abdelsayed, MBBCH BAODiagnostic Radiology Physician1942902606

Verify Margaret Merritt 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 209030120    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.

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One hospital affiliation

  1. Loyola University Medical CenterMaywood, IL · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Margaret Merritt among 292 gerontology nurse practitioner records in Illinois

Margaret Merritt, DNP, APRN is one of 292 gerontology nurse practitioner records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 82% of them.

  • NPI issued2024 · 82% of these records are older, 12% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2023 · median 2019 among the 201 with a school on file
  • Record last updated2024 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Illinois

There are 292 gerontology nurse practitioner records in Illinois.

All 292 in Illinois → Every provider in Maywood → Gerontology Nurse Practitioner nationwide →

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Andria Barragan, NPMaywood, IL 601531386435972
  2. Madeline CapliceMaywood, IL 601531639918022
  3. Jessica DelgadoMaywood, IL 601531336839109
  4. Elyse FairandMaywood, IL 601531376214262
  5. Emilia Knowski, APNMaywood, IL 601531962288027
  6. Angela KurienMaywood, IL 601531457800435
  7. Iryna LenoMaywood, IL 601531245894054
  8. Sophia MalikMaywood, IL 601531902584279

Common questions

What is Margaret Merritt, DNP, APRN's NPI number?

Margaret Merritt, DNP, APRN's National Provider Identifier (NPI) is 1033945670, issued on Sep 10, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Merritt, DNP, APRN located?

The NPPES record lists a practice address at 2160 S 1St Ave, Maywood, IL, 60153. Phone: (888) 584-7888. Providers update this record themselves, so call before visiting.

How can I verify Margaret Merritt, DNP, APRN's license?

NPPES lists Illinois license number 209030120, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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.