WESTERN NASSAU DIAGNOSTIC IMAGING SERVICES P.C.
NPI 1033145289
Clinic/Center - Radiology in Freeport, NY
About Western Nassau Diagnostic Imaging Services P.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WESTERN NASSAU DIAGNOSTIC IMAGING SERVICES P.C. (NPI 1033145289) is a healthcare organization registered as a radiology in Freeport, New York and active in the NPI registry since June 2006. The organization lists Allen Rothpearl, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Western Nassau Diagnostic Imaging Services P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
24Medicare enrollment records show 24 clinicians reassign Medicare billing to Western Nassau Diagnostic Imaging Services P.C., which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 3
Nearest to this location (20)
See all 24Natrona Heights, PA 15065
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Western Nassau Diagnostic Imaging Services P.C.'s NPI number?
The NPI number for Western Nassau Diagnostic Imaging Services P.C. is 1033145289. It was assigned to this organization in the NPPES registry on June 22, 2006.
Where is Western Nassau Diagnostic Imaging Services P.C. located?
Western Nassau Diagnostic Imaging Services P.C. is located at 115 W Sunrise Hwy, Freeport, NY 11520. The listed phone number is (516) 546-2000.
What is Western Nassau Diagnostic Imaging Services P.C.'s specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Radiology, with taxonomy code 261QR0200X.
Is Western Nassau Diagnostic Imaging Services P.C. enrolled in Medicare?
Yes. Western Nassau Diagnostic Imaging Services P.C. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Western Nassau Diagnostic Imaging Services P.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 24 clinicians in 3 Medicare specialties reassign their Medicare billing to Western Nassau Diagnostic Imaging Services P.C.. A 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 the clinician's services. The largest specialties are Diagnostic Radiology (12), Cardiovascular Disease (Cardiology) (11) and Pediatric Medicine (1). Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Western Nassau Diagnostic Imaging Services P.C. was last updated on July 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Western Nassau Diagnostic Imaging Services P.c. · NPI 1033145289
Radiology organization in Freeport, New York. Organization record, active in the CMS NPPES registry since June 22, 2006.
## Identity
- **NPI:** 1033145289 (Entity type: Organization)
- **Enumerated:** June 22, 2006
- **Primary specialty:** Clinic/Center - Radiology · taxonomy 261QR0200X
- **Organization subpart:** No
- **Authorized official:** Allen Rothpearl, PRESIDENT
## Practice location
- **Address:** 115 W SUNRISE HWY, Freeport, NY 11520-3612
- **Phone:** (516) 546-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 24 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (12), Cardiovascular Disease (Cardiology) (11), Pediatric Medicine (1); 3 practice within 10 miles; [full list](https://npiprofile.com/npi/1033145289/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 1, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1033145289) · Data from the CMS NPPES public registry.