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ASHLEY GRABOWSKI
NPI 1841061280
Nurse Practitioner in Morristown, NJ

Active since January 15, 2024PECOS Enrolled
100 MADISON AVE FL 3, MORRISTOWN, NJ 07960(973) 971-6720(973) 401-2410 Get Directions Write a Review

NPPES record last updated: December 3, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 3, 2025, Jul 1, 2025 (2 updates tracked since 2025).

About Ashley Grabowski NPPES

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

ASHLEY GRABOWSKI (NPI 1841061280) is an individual nurse practitioner in Morristown, New Jersey, licensed in New Jersey (26NJ14933000) and active in the NPI registry since January 2024. She is enrolled in Medicare PECOS, maintains a secondary practice location in Morristown, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1841061280
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameASHLEY GRABOWSKI
Location Address100 MADISON AVE FL 3Morristown, NJ 07960-6136
Mailing AddressPo Box 416457Boston, MA 02241-6457 · (844) 362-1735 · Fax (973) 290-7495
Phone(973) 971-6720
Fax(973) 401-2410
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateJanuary 15, 2024
Last NPPES UpdateDecember 3, 20252 updates tracked since enumeration
NPPES CertifiedDecember 3, 2025
✔ NPI 1841061280 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in NJ · 26NJ14933000
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
100 MADISON AVE FL 3, Morristown, NJ 07960
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Other Names 1

Former Name (1)Ashley Mariconda

Secondary Practice Location 1

Location 1100 Madison AveMorristown, NJ 07960-6136 · Phone (973) 971-6749

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware, Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ashley Grabowski is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9638663073
PECOS Enrollment IDI20251211004211
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.

Medicare Billing Reassignment

Medicare enrollment records show Ashley Grabowski reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Practice Associates Medical Group
Same address
Internal Medicine
100 MADISON AVENUE, INTEROFFICE #68
Morristown, NJ 07960
  • Reassigned Medicare billing, New Jersey enrollment
  • 1,699 clinicians in this Medicare group
NPI 1427016385 (844) 264-2250

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07960 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
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
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 3

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

DR. KRUPESH BHAGAVAT PATEL D.O.
Pediatrics (Pediatric Hematology-Oncology)
100 MADISON AVE FL 3
MORRISTOWN, NJ 07960
Morris County (973) 971-6720
ELIZABETH THERESA DESANTIS RN, MSN, CPNP-AC
Nurse Practitioner (Acute Care)
100 MADISON AVE FL 3
MORRISTOWN, NJ 07960
Morris County (973) 971-6720
DR. FADI NOSSAIR MDCM
Pediatrics (Pediatric Hematology-Oncology)
100 MADISON AVE FL 3
MORRISTOWN, NJ 07960
Morris County (973) 971-6720

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ashley Grabowski's NPI number?

The NPI number for Ashley Grabowski is 1841061280. It was assigned to this individual provider in the NPPES registry on January 15, 2024. The provider is also known as Ashley Mariconda.

Where is Ashley Grabowski located?

Ashley Grabowski practices at 100 Madison Ave Fl 3, Morristown, NJ 07960. The listed phone number is (973) 971-6720.

What is Ashley Grabowski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Ashley Grabowski enrolled in Medicare?

Yes. Ashley Grabowski is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ashley Grabowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Grabowski reassigns Medicare benefits to Practice Associates Medical Group (Morristown, NJ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ashley Grabowski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ashley Grabowski accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Ashley Grabowski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ashley Grabowski was last updated on December 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.