NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Justin Ashley Butler

Behavior Technician in Hamden, CT · enumerated 2022.

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

National Provider Identifier

1316680408

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Justin Ashley Butler
Sex Male
Practice address 2666 State St Unit A3, Hamden, CT, 06517
Enumeration date Apr 16, 2022
Last updated in NPPES Apr 16, 2022

Taxonomy & licenses

106S00000X Behavior Technician Behavioral Health & Social Service Providers · License RBT-21-183714 (CT) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Justin Butler?
The National Provider Identifier (NPI) for Justin Butler is 1316680408, a Type 1 (individual) record in the CMS NPPES registry.
Where does Justin Butler practice?
The practice location on file with NPPES is in Hamden, CT. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-04-16.