MS. ESTHER SACK APN
NPI 1134634728
Nurse Practitioner - Primary Care in Lakewood, NJ
About Ms. Esther Sack Apn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ESTHER SACK APN (NPI 1134634728) is an individual primary care provider in Lakewood, New Jersey, licensed in New Jersey (26NJ00780500) and active in the NPI registry since December 2017. She is enrolled in Medicare PECOS.
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 (PECOS)
Ms. Esther Sack Apn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Esther Sack reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brick, NJ 08723
- Reassigned Medicare billing, New Jersey enrollment
- 39 clinicians in this Medicare group
West Orange, NJ 07052
- Reassigned Medicare billing, New Jersey enrollment
- 757 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 08701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Esther Sack's NPI number?
The NPI number for Esther Sack is 1134634728. It was assigned to this individual provider in the NPPES registry on December 5, 2017.
Where is Esther Sack located?
Esther Sack practices at 1153 Idalia Ave, Lakewood, NJ 08701. The listed phone number is (848) 525-7089.
What is Esther Sack's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Esther Sack enrolled in Medicare?
Yes. Esther Sack is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Esther Sack's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Esther Sack reassigns Medicare benefits to 2 organizations: Doctors Office Of Brick (Brick, NJ) and Barnabas Health Medical Group, PC (West Orange, 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 Esther Sack's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Esther Sack accept?
Health plans from Oscar Health list Esther Sack 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 Esther Sack was last updated on December 5, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Ms. Esther Sack, APN · NPI 1134634728
Primary Care physician in Lakewood, New Jersey. Individual provider, active in the CMS NPPES registry since December 5, 2017.
## Identity
- **NPI:** 1134634728 (Entity type: Individual)
- **Enumerated:** December 5, 2017
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 26NJ00780500 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1153 IDALIA AVE, Lakewood, NJ 08701-5818
- **Phone:** (848) 525-7089
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Doctors Office Of Brick (NPI 1184067944, Brick, NJ); Barnabas Health Medical Group, PC (NPI 1447206420, West Orange, NJ) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 5, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1134634728) · Data from the CMS NPPES public registry.