MS. SINEAD MARY KENNEDY LCSW, CASAC
NPI 1821278284
Social Worker - Clinical in Wantagh, NY
About Ms. Sinead Mary Kennedy Lcsw, Casac NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. SINEAD MARY KENNEDY LCSW, CASAC (NPI 1821278284) is an individual clinical provider in Wantagh, New York, licensed in New York (076788) and active in the NPI registry since November 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2002).
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 and accepts Medicare assignment
Ms. Sinead Mary Kennedy Lcsw, Casac 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 Reassignment
Medicare enrollment records show Sinead Kennedy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Merrick, NY 11566
- Reassigned Medicare billing, New York enrollment
- 32 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 11793 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WANTAGH, NY 11793
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 Sinead Kennedy's NPI number?
The NPI number for Sinead Kennedy is 1821278284. It was assigned to this individual provider in the NPPES registry on November 13, 2007.
Where is Sinead Kennedy located?
Sinead Kennedy practices at 3375 Park Ave Suite 3003-3, Wantagh, NY 11793. The listed phone number is (516) 390-8819.
What is Sinead Kennedy's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Sinead Kennedy enrolled in Medicare?
Yes. Sinead Kennedy 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 organization bills Medicare for Sinead Kennedy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sinead Kennedy reassigns Medicare benefits to Nassau Guidance Counseling & Licensed Clinical Social Work Services PC (Merrick, NY). 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 Sinead Kennedy'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 Sinead Kennedy was last updated on July 10, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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. Sinead Mary Kennedy, LCSW, CASAC · NPI 1821278284
Clinical provider in Wantagh, New York. Individual provider, active in the CMS NPPES registry since November 13, 2007.
## Identity
- **NPI:** 1821278284 (Entity type: Individual)
- **Enumerated:** November 13, 2007
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 076788 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3375 PARK AVE, SUITE 3003-3, Wantagh, NY 11793-3733
- **Phone:** (516) 390-8819
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Nassau Guidance Counseling & Licensed Clinical Social Work Services PC (NPI 1609923515, Merrick, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** July 10, 2009
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Source: [NPI Profile](https://npiprofile.com/npi/1821278284) · Data from the CMS NPPES public registry.