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Sydney Proux

Mental Health Counselor in Commack, NY · enumerated 2026.

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

National Provider Identifier

1144154030

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Registry record

Entity type Individual (Type 1)
Name Sydney Proux
Sex Female
Practice address 154 Commack Rd, Commack, NY, 11725
Phone (631) 493-7600
Fax (631) 900-9001
Enumeration date Jun 9, 2026
Last updated in NPPES Jun 9, 2026

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 018018-01 (NY) Primary

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 Sydney Proux?
The National Provider Identifier (NPI) for Sydney Proux is 1144154030, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sydney Proux practice?
The practice location on file with NPPES is in Commack, NY. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-09.