ELSA NEGRIN
NPI 1689943706
Nurse Practitioner - Family in East Windsor, NJ
About Elsa Negrin NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELSA NEGRIN (NPI 1689943706) is an individual family provider in East Windsor, New Jersey, licensed in New Jersey (26NJ00357000) and active in the NPI registry since December 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses
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
Elsa Negrin 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 Reassignments
3Medicare enrollment records show Elsa Negrin reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
East Windsor, NJ 08520
- Reassigned Medicare billing, New Jersey enrollment
- 249 clinicians in this Medicare group
Trenton, NJ 08638
- Reassigned Medicare billing, New Jersey enrollment
- 600 clinicians in this Medicare group
Hillsborough, NJ 08844
- Reassigned Medicare billing, New Jersey enrollment
- 793 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 08520 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Elsa Negrin's NPI number?
The NPI number for Elsa Negrin is 1689943706. It was assigned to this individual provider in the NPPES registry on December 19, 2011.
Where is Elsa Negrin located?
Elsa Negrin practices at 685 Avon Dr, East Windsor, NJ 08520. The listed phone number is (609) 918-0330.
What is Elsa Negrin's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Elsa Negrin enrolled in Medicare?
Yes. Elsa Negrin 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 organizations bill Medicare for Elsa Negrin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elsa Negrin reassigns Medicare benefits to 3 organizations: Princeton Healthcare Affiliated Physicians PC (East Windsor, NJ), Capital Health Multispecialty Group (Trenton, NJ) and Clinical Health Care Associates Of New Jersey, PC (Hillsborough, NJ). 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 Elsa Negrin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Elsa Negrin accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Elsa Negrin 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 Elsa Negrin was last updated on December 19, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Elsa Negrin · NPI 1689943706
Family physician in East Windsor, New Jersey. Individual provider, active in the CMS NPPES registry since December 19, 2011.
## Identity
- **NPI:** 1689943706 (Entity type: Individual)
- **Enumerated:** December 19, 2011
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 26NJ00357000 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 685 AVON DR, East Windsor, NJ 08520-5600
- **Phone:** (609) 918-0330 · **Fax:** (609) 918-0331
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Princeton Healthcare Affiliated Physicians PC (NPI 1770008724, East Windsor, NJ); Capital Health Multispecialty Group (NPI 1083072342, Trenton, NJ); Clinical Health Care Associates Of New Jersey, PC (NPI 1962977249, Hillsborough, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** December 19, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1689943706) · Data from the CMS NPPES public registry.