NPPES file of Aug 9, 2026

Ilanit Marx, DNP

Gerontology Nurse Practitioner · Grand Rapids, MI

Ilanit Marx, DNP is a gerontology nurse practitioner with a practice address in Grand Rapids, Michigan, and NPI 1275356628, issued on Nov 4, 2024. Check the license (Michigan AG06240161, as entered in NPPES) with the Michigan 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
1275356628
Name
Ilanit Marx
Credential
DNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
AG06240161 MI
Self-reported in NPPES; status is on the state search
Practice location
145 Michigan St NE Ste 3410, Grand Rapids, MI 49503
Phone
(616) 391-9945
Enumerated
Nov 4, 2024
Record last updated
Jul 8, 2025
Medicare enrollment
Enrolled (PECOS I20250516002092); 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 409 in Michigan → Look up another NPI →

Also registered at 145 Michigan St NE Ste 3410

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

  1. Jonathan Abraham, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1679953848
  2. Dominic Abuya, FNP-BCFamily Nurse Practitioner1053984609
  3. Kayla Andres, MDHospice and Palliative Medicine (Internal Medicine) Physician1992155824
  4. Abigail Antonides, NPGerontology Nurse Practitioner1093596819
  5. Kiva Bauswell, A-GNPGerontology Nurse Practitioner1508531088
  6. Simin Beg, MDHospice and Palliative Medicine (Internal Medicine) Physician1003853987

Verify Ilanit Marx in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license AG06240161    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 Michigan 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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Bills Medicare through 2 group practices

  1. Pennock HospitalHastings, MI
  2. Spectrum Health Primary Care PartnersGrand Rapids, MI

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

Ilanit Marx among 409 gerontology nurse practitioner records in Michigan

Ilanit Marx, DNP is one of 409 gerontology nurse practitioner records with a practice address in Michigan. 81% 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 87% of them.

  • NPI issued2024 · 87% of these records are older, 7% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2024 · median 2019 among the 269 with a school on file
  • Record last updated2025 · 37% 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 Michigan 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 Michigan

There are 409 gerontology nurse practitioner records in Michigan.

All 409 in Michigan → Every provider in Grand Rapids → Gerontology Nurse Practitioner nationwide →

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Lara Dengerink-Vantil, NPGrand Rapids, MI 495031679023501
  2. Laura Goodwin, AGPCNP-BCGrand Rapids, MI 495031063818326
  3. Sarah Grohowski, AGNPGrand Rapids, MI 495031225405822
  4. Emily Keen, NPGrand Rapids, MI 495031588064638
  5. Jane Kotarski, CNPGrand Rapids, MI 495031922046374
  6. Courtney Lane, CNPGrand Rapids, MI 495031720410400
  7. Jill Paauwe, N.P.Grand Rapids, MI 495031669544078
  8. Margaret Perec, NP-CGrand Rapids, MI 495031366899718

Common questions

What is Ilanit Marx, DNP's NPI number?

Ilanit Marx, DNP's National Provider Identifier (NPI) is 1275356628, issued on Nov 4, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Ilanit Marx, DNP located?

The NPPES record lists a practice address at 145 Michigan St NE Ste 3410, Grand Rapids, MI, 49503. Phone: (616) 391-9945. Providers update this record themselves, so call before visiting.

How can I verify Ilanit Marx, DNP's license?

NPPES lists Michigan license number AG06240161, as entered by the provider. Search the Michigan 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.