MRS. CATHERINE LEONE
NPI 1407724107
Behavior Analyst in Syosset, NY

Q: What is Catherine Leone's NPI number?

The NPI number for Catherine Leone is 1407724107. It was assigned to this individual provider in the NPPES registry on October 25, 2025.

Q: What is Catherine Leone's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

Q: When was this NPI record last updated?

The NPPES record for Catherine Leone was last updated on October 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since October 25, 2025

174 COLD SPRING RD, SYOSSET, NY 11791(516) 578-6442 Get Directions Write a Review

NPPES record last updated: October 25, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

On this page

About Mrs. Catherine Leone NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. CATHERINE LEONE (NPI 1407724107) is an individual behavior analyst provider in Syosset, New York, licensed in New York (004366-01) and active in the NPI registry since October 2025.

NPPES Registry Identity

NPI1407724107

Entity TypeIndividualFemale

Primary Taxonomy103K00000X

Provider Legal NameMRS. CATHERINE LEONE

Location Address174 COLD SPRING RDSyosset, NY 11791-2201

Mailing Address174 Cold Spring RdSyosset, NY 11791-2201

Phone(516) 578-6442

Sole ProprietorNo

Enumeration DateOctober 25, 2025

NPPES CertifiedOctober 25, 2025

✔ NPI 1407724107 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code103K00000X

License✔ Licensed in NY · 004366-01

Definition

A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.

174 COLD SPRING RD, Syosset, NY 11791

Open in Google Maps ↗

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KAM HUR RPH

Pharmacist

174 COLD SPRING RD
SYOSSET, NY 11791

Nassau County (516) 496-1993

JEONGHWA HUR

Specialist

174 COLD SPRING RD
SYOSSET, NY 11791

Nassau County (516) 721-4593

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 Catherine Leone's NPI number?

The NPI number for Catherine Leone is 1407724107. It was assigned to this individual provider in the NPPES registry on October 25, 2025.

Where is Catherine Leone located?

Catherine Leone practices at 174 Cold Spring Rd, Syosset, NY 11791. The listed phone number is (516) 578-6442.

What is Catherine Leone's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

When was this NPI record last updated?

The NPPES record for Catherine Leone was last updated on October 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.