EOIN O'NEILL NP
NPI 1649795287
Registered Nurse - Critical Care Medicine in Bethpage, NY
About Eoin O'neill Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EOIN O'NEILL NP (NPI 1649795287) is an individual critical care medicine provider in Bethpage, New York, licensed in New York (6323321) and active in the NPI registry since August 2017. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Eoin O'neill Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Eoin O'neill reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Massapequa, NY 11758
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Fulton Medical PC
- 37 clinicians in this Medicare group
Port Jefferson, NY 11777
- Reassigned Medicare billing, New York enrollment
- 24 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 9
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BETHPAGE, NY 11714
BETHPAGE, NY 11714
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 Eoin O'neill's NPI number?
The NPI number for Eoin O'neill is 1649795287. It was assigned to this individual provider in the NPPES registry on August 4, 2017.
Where is Eoin O'neill located?
Eoin O'neill practices at 4295 Hempstead Tpke, Bethpage, NY 11714. The listed phone number is (516) 520-2434.
What is Eoin O'neill's specialty?
The primary specialty registered for this NPI is Registered Nurse, specializing in Critical Care Medicine, with taxonomy code 163WC0200X.
Is Eoin O'neill enrolled in Medicare?
Yes. Eoin O'neill is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Eoin O'neill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eoin O'neill reassigns Medicare benefits to 2 organizations: Fulton Medical, P.C. (Massapequa, NY) and Long Island Physician Associates, PLLC (Port Jefferson, NY). Each 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 Eoin O'neill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Eoin O'neill was last updated on August 4, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.