What is Leonard Colin's NPI number?

Leonard Colin's National Provider Identifier (NPI) is 1144173345, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Leonard Colin's specialty?

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

Where is Leonard Colin located?

Leonard Colin's practice location on file with NPPES is 41 Fairlane Dr, Selden, NY 11784-1759.

What is Leonard Colin's phone number?

The practice phone number listed in the NPPES registry for Leonard Colin is (631) 819-8919.

Is Leonard Colin's NPI active?

Yes — Leonard Colin's NPI (1144173345) is active in the NPPES registry as of the last update on 2026-02-17.

IndividualActive

Leonard Colin

NPI 1144173345 · Behavior Analyst · Selden, NY

Leonard Colin is a Behavior Analyst provider in Selden, NY (NPI 1144173345).

Provider details

NPI number: 1144173345
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Behavior AnalystPrimary103K00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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
83% 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

41 Fairlane Dr

Selden, NY 11784-1759

Phone: (631) 819-8919

Street-level locationGet directions

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Mailing address