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Ms. Marissa Simon, LCSW

Clinical Social Worker in New Hyde Park, NY · enumerated 2014.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1881006708

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Registry record

Entity type Individual (Type 1)
Name Ms. Marissa Simon
Credential LCSW
Sex Female
Practice address 1983 Marcus Ave Ste C102, New Hyde Park, NY, 11042
Phone (516) 876-4100
Enumeration date May 27, 2014
Last updated in NPPES May 27, 2014

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 73 079580 (NY) Primary
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy. About the LCSW credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Marissa Simon?
The National Provider Identifier (NPI) for Marissa Simon is 1881006708, a Type 1 (individual) record in the CMS NPPES registry.
Where does Marissa Simon practice?
The practice location on file with NPPES is in New Hyde Park, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-05-27.