DR. ILANIT MARX DNP
NPI 1275356628
Nurse Practitioner - Gerontology in Grand Rapids, MI

Q: What is Ilanit Marx's NPI number?

The NPI number for Ilanit Marx is 1275356628. It was assigned to this individual provider in the NPPES registry on November 4, 2024.

Q: What is Ilanit Marx's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Q: When was this NPI record last updated?

The NPPES record for Ilanit Marx was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since November 04, 2024PECOS EnrolledAccepts Medicare Assignment

145 MICHIGAN ST NE STE 3410, GRAND RAPIDS, MI 49503(616) 391-9945 Get Directions Write a Review

NPPES record last updated: July 8, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 8, 2025, Jun 23, 2025, Feb 7, 2025 and 1 more (4 updates tracked since 2024).

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About Dr. Ilanit Marx Dnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ILANIT MARX DNP (NPI 1275356628) is an individual gerontology provider in Grand Rapids, Michigan, licensed in Michigan (AG06240161) and active in the NPI registry since November 2024. She is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1275356628

Entity TypeIndividualFemale

Primary Taxonomy363LG0600X

Provider Legal NameDR. ILANIT MARXCredential: DNP

Location Address145 MICHIGAN ST NE STE 3410Grand Rapids, MI 49503-2563

Mailing Address100 Michigan St Ne # Mc845Grand Rapids, MI 49503-2560

Phone(616) 391-9945

Sole ProprietorNo

Medical School CMSOtherGraduated 2024

Enumeration DateNovember 4, 2024

Last NPPES UpdateJuly 8, 20254 updates tracked since enumeration

NPPES CertifiedJuly 8, 2025

✔ NPI 1275356628 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LG0600X

License✔ Licensed in MI · AG06240161

Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X · License AG06240161 (MI)

145 MICHIGAN ST NE STE 3410, Grand Rapids, MI 49503

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Ilanit Marx Dnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7214455856

PECOS Enrollment IDI20250516002092

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230038

Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$84.74 typical visit price

range $54.34 – $166.68

Typical copayment $21.18 (range $13.58 – $41.67)

Most-billed visit code 99203

Established Patient

$96.44 typical visit price

range $17.09 – $135.40

Typical copayment $24.11 (range $4.27 – $33.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KRISTIN INGER M.D.

Internal Medicine (Hospice and Palliative Medicine)