NINA GREENBAUM GERBER LCSW
NPI 1619415155
Social Worker - Clinical in Stamford, CT
About Nina Greenbaum Gerber Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NINA GREENBAUM GERBER LCSW (NPI 1619415155) is an individual clinical provider in Stamford, Connecticut, licensed in Connecticut (007361) and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS and is a graduate of Other (1998).
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
Nina Greenbaum Gerber Lcsw 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 Nina Gerber reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Norwalk, CT 06851
- Reassigned Medicare billing, Connecticut enrollment
- 8 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 06902 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 Nina Gerber's NPI number?
The NPI number for Nina Gerber is 1619415155. It was assigned to this individual provider in the NPPES registry on February 4, 2017.
Where is Nina Gerber located?
Nina Gerber practices at 46 Ralsey Rd, Stamford, CT 06902. The listed phone number is (203) 253-9225.
What is Nina Gerber's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Nina Gerber enrolled in Medicare?
Yes. Nina Gerber 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 Nina Gerber's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nina Gerber reassigns Medicare benefits to Shoreline Psychiatry Of Western Connecticut, LLC (Norwalk, CT). 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 Nina Gerber's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nina Gerber accept?
Health plans from Anthem Blue Cross and Blue Shield list Nina Gerber 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 Nina Gerber was last updated on February 4, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Nina Greenbaum Gerber, LCSW · NPI 1619415155
Clinical provider in Stamford, Connecticut. Individual provider, active in the CMS NPPES registry since February 4, 2017.
## Identity
- **NPI:** 1619415155 (Entity type: Individual)
- **Enumerated:** February 4, 2017
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 007361 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 46 RALSEY RD, Stamford, CT 06902-7809
- **Phone:** (203) 253-9225
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Shoreline Psychiatry Of Western Connecticut, LLC (NPI 1134251564, Norwalk, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** February 4, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1619415155) · Data from the CMS NPPES public registry.