ILANA ASH RN
NPI 1275419533
Nurse Practitioner - Acute Care in Livingston, NJ
About Ilana Ash Rn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ILANA ASH RN (NPI 1275419533) is an individual acute care provider in Livingston, New Jersey, licensed in New Jersey (26NJ15399000) and active in the NPI registry since August 2025. She is enrolled in Medicare PECOS, is affiliated with Cooperman Barnabas Medical Center, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ilana Ash Rn 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.
Medicare Billing Reassignment
Medicare enrollment records show Ilana Ash reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Somerset, NJ 08873
- Reassigned Medicare billing, New Jersey enrollment
- 1,557 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cooperman Barnabas Medical Center
Acute Care Hospitals · Livingston, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07039 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
LIVINGSTON, NJ 07039
LIVINGSTON, NJ 07039
LIVINGSTON, NJ 07039
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 Ilana Ash's NPI number?
The NPI number for Ilana Ash is 1275419533. It was assigned to this individual provider in the NPPES registry on August 13, 2025.
Where is Ilana Ash located?
Ilana Ash practices at 94 Old Short Hills Rd, Livingston, NJ 07039. The listed phone number is (973) 322-5000.
What is Ilana Ash's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Ilana Ash enrolled in Medicare?
Yes. Ilana Ash is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Ilana Ash's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ilana Ash reassigns Medicare benefits to Rwjbh Emergency Medicine Associates, LLC (Somerset, 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 Ilana Ash's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ilana Ash accept?
Health plans from Oscar Health list Ilana Ash 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.
Is Ilana Ash affiliated with any hospitals?
According to CMS data, Ilana Ash is affiliated with Cooperman Barnabas Medical Center.
When was this NPI record last updated?
The NPPES record for Ilana Ash was last updated on August 27, 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.
# Ilana Ash, RN · NPI 1275419533
Acute Care physician in Livingston, New Jersey. Individual provider, active in the CMS NPPES registry since August 13, 2025.
## Identity
- **NPI:** 1275419533 (Entity type: Individual)
- **Enumerated:** August 13, 2025
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 26NJ15399000 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 94 OLD SHORT HILLS RD, Livingston, NJ 07039-5672
- **Phone:** (973) 322-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Rwjbh Emergency Medicine Associates, LLC (NPI 1912510041, Somerset, NJ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** August 27, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1275419533) · Data from the CMS NPPES public registry.