What is Catherine Leone's NPI number?

Catherine Leone's National Provider Identifier (NPI) is 1407724107, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Catherine Leone's specialty?

Catherine Leone is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is Catherine Leone located?

Catherine Leone's practice location on file with NPPES is 174 Cold Spring Rd, Syosset, NY 11791-2201.

What is Catherine Leone's phone number?

The practice phone number listed in the NPPES registry for Catherine Leone is (516) 578-6442.

Is Catherine Leone's NPI active?

Yes — Catherine Leone's NPI (1407724107) is active in the NPPES registry as of the last update on 2025-10-25.

IndividualActive

Catherine Leone

NPI 1407724107 · Behavior Analyst · Syosset, NY

Catherine Leone is a Behavior Analyst provider in Syosset, NY (NPI 1407724107).

Provider details

NPI number: 1407724107
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No
License: 004366-01 (NY)

Specialties & taxonomies

Behavior AnalystPrimary103K00000XLicense 004366-01 (NY)
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

174 Cold Spring Rd

Syosset, NY 11791-2201

Phone: (516) 578-6442

Street-level locationGet directions

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Mailing address