MS. ELLYN LEIBOWITZ LPC, ACS, CCS
NPI 1720867401
Counselor - Professional in Bayonne, NJ
About Ms. Ellyn Leibowitz Lpc, Acs, Ccs NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ELLYN LEIBOWITZ LPC, ACS, CCS (NPI 1720867401) is an individual professional provider in Bayonne, New Jersey, licensed in New Jersey (37PC00654300) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
Other Names 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 (PECOS)
Ms. Ellyn Leibowitz Lpc, Acs, Ccs is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ellyn Leibowitz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bayonne, NJ 07002
- Reassigned Medicare billing, New Jersey enrollment
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 Ellyn Leibowitz's NPI number?
The NPI number for Ellyn Leibowitz is 1720867401. It was assigned to this individual provider in the NPPES registry on September 22, 2023. The provider is also known as Ellen Leibowitz.
Where is Ellyn Leibowitz located?
Ellyn Leibowitz practices at 301 Constitution Ave, Bayonne, NJ 07002. The listed phone number is (862) 576-1120.
What is Ellyn Leibowitz's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.
Is Ellyn Leibowitz enrolled in Medicare?
Yes. Ellyn Leibowitz is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ellyn Leibowitz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ellyn Leibowitz reassigns Medicare benefits to Gannon Counseling Services LLC (Bayonne, 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 Ellyn Leibowitz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ellyn Leibowitz accept?
Health plans from Ambetter Health list Ellyn Leibowitz 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 Ellyn Leibowitz was last updated on May 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Ms. Ellyn Leibowitz, LPC, ACS, CCS · NPI 1720867401
Professional provider in Bayonne, New Jersey. Individual provider, active in the CMS NPPES registry since September 22, 2023.
## Identity
- **NPI:** 1720867401 (Entity type: Individual)
- **Enumerated:** September 22, 2023
- **Primary specialty:** Counselor - Professional · taxonomy 101YP2500X
- **State license:** 37PC00654300 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 301 CONSTITUTION AVE, Bayonne, NJ 07002-5091
- **Phone:** (862) 576-1120
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Gannon Counseling Services LLC (NPI 1326858218, Bayonne, NJ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** May 8, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1720867401) · Data from the CMS NPPES public registry.