MARISSA VICARI LCSW
NPI 1710495981
Social Worker - Clinical in South Setauket, NY
About Marissa Vicari Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARISSA VICARI LCSW (NPI 1710495981) is an individual clinical provider in South Setauket, New York, licensed in New York (088776) and active in the NPI registry since January 2018. She is enrolled in Medicare PECOS, is affiliated with Jamaica Hospital Medical Center, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Marissa Vicari Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Marissa Vicari reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Melville, NY 11747
- Reassigned Medicare billing, New York enrollment
- 45 clinicians in this Medicare group
Melville, NY 11747
- Reassigned Medicare billing, New York enrollment
- 30 clinicians in this Medicare group
Jamaica, NY 11418
- Reassigned Medicare billing, New York enrollment
- 738 clinicians in this Medicare group
Forest Hills, NY 11375
- Reassigned Medicare billing, New York enrollment
- 48 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
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Jamaica Hospital Medical Center
Acute Care Hospitals · Jamaica, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11720 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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SOUTH SETAUKET, NY 11720
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 Marissa Vicari's NPI number?
The NPI number for Marissa Vicari is 1710495981. It was assigned to this individual provider in the NPPES registry on January 22, 2018.
Where is Marissa Vicari located?
Marissa Vicari practices at 10 Tyburn Ln, South Setauket, NY 11720. The listed phone number is (516) 698-5511.
What is Marissa Vicari's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Marissa Vicari enrolled in Medicare?
Yes. Marissa Vicari is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Marissa Vicari's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marissa Vicari reassigns Medicare benefits to 4 organizations: Visiting Counselors Of New York, Lcsw, PLLC (Melville, NY), Visiting Counselors, Lcsw, PLLC (Melville, NY), Jamaica Hospital (Jamaica, NY) and Advanced Center For Psychotherapy, Inc. (Forest Hills, NY). 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 Marissa Vicari's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Marissa Vicari affiliated with any hospitals?
According to CMS data, Marissa Vicari is affiliated with Jamaica Hospital Medical Center.
When was this NPI record last updated?
The NPPES record for Marissa Vicari was last updated on January 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.
# Marissa Vicari, LCSW · NPI 1710495981
Clinical provider in South Setauket, New York. Individual provider, active in the CMS NPPES registry since January 22, 2018.
## Identity
- **NPI:** 1710495981 (Entity type: Individual)
- **Enumerated:** January 22, 2018
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 088776 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 10 TYBURN LN, South Setauket, NY 11720-1428
- **Phone:** (516) 698-5511
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Visiting Counselors Of New York, Lcsw, PLLC (NPI 1669906889, Melville, NY); Visiting Counselors, Lcsw, PLLC (NPI 1134605595, Melville, NY); Jamaica Hospital (NPI 1477505220, Jamaica, NY); Advanced Center For Psychotherapy, Inc. (NPI 1346261666, Forest Hills, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** January 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1710495981) · Data from the CMS NPPES public registry.