MS. LILLIAN GERSHON M.A.CCC/SLP
NPI 1417109562
Speech-Language Pathologist in Commack, NY
About Ms. Lillian Gershon M.a.ccc/slp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. LILLIAN GERSHON M.A.CCC/SLP (NPI 1417109562) is an individual speech-language pathologist provider in Commack, New York, licensed in New York (010585) and active in the NPI registry since October 2008. She maintains a secondary practice location in Hauppauge.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Lillian Gershon M.a.ccc/slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lillian Gershon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 53 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.
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 Lillian Gershon's NPI number?
The NPI number for Lillian Gershon is 1417109562. It was assigned to this individual provider in the NPPES registry on October 21, 2008.
Where is Lillian Gershon located?
Lillian Gershon practices at 1126 Jericho Tpke Apt 123, Commack, NY 11725. The listed phone number is (631) 334-9623.
What is Lillian Gershon's specialty?
The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.
Is Lillian Gershon enrolled in Medicare?
Yes. Lillian Gershon is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lillian Gershon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lillian Gershon reassigns Medicare benefits to Mhh Psychology And Speech-Language Pathology Therapy Services PLLC (New Hyde Park, 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 Lillian Gershon'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 Lillian Gershon was last updated on November 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Lillian Gershon, M.A.CCC/SLP · NPI 1417109562
Speech-Language Pathologist provider in Commack, New York. Individual provider, active in the CMS NPPES registry since October 21, 2008.
## Identity
- **NPI:** 1417109562 (Entity type: Individual)
- **Enumerated:** October 21, 2008
- **Primary specialty:** Speech-Language Pathologist · taxonomy 235Z00000X
- **State license:** 010585 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1126 JERICHO TPKE APT 123, Commack, NY 11725-3012
- **Phone:** (631) 334-9623
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Mhh Psychology And Speech-Language Pathology Therapy Services PLLC (NPI 1871966515, New Hyde Park, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 3, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1417109562) · Data from the CMS NPPES public registry.