Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

ARC LIGHT BEHAVIORAL HEALTH COLLECTIVE LLC
NPI 1578489175
Behavior Analyst in Wallingford, CT

Q: What is Arc Light Behavioral Health Collective LLC's specialty?

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

Active since June 26, 2026

25 FAIR ST, WALLINGFORD, CT 06492(475) 303-2473 Get Directions Write a Review

NPPES record added: July 7, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Arc Light Behavioral Health Collective Llc NPPES

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

ARC LIGHT BEHAVIORAL HEALTH COLLECTIVE LLC (NPI 1578489175), doing business as Little Lumens, is a healthcare organization registered as a behavior analyst in Wallingford, Connecticut and active in the NPI registry since June 2026. The organization lists Aynsley Guertin, Executive Vice President, as its authorized official.

NPPES Registry Identity

NPI1578489175

Entity TypeOrganization

Primary Taxonomy103K00000X

Legal Business NameARC LIGHT BEHAVIORAL HEALTH COLLECTIVE LLC

Location Address25 FAIR STWallingford, CT 06492-4208

Mailing Address373 Ward StWallingford, CT 06492-4614

Phone(475) 303-2473

Organization SubpartNo

Authorized OfficialAynsley GuertinExecutive Vice President · (475) 215-3761

Enumeration DateJune 26, 2026

Last NPPES UpdateJuly 7, 2026

NPPES CertifiedJuly 7, 2026

✔ NPI 1578489175 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code103K00000X

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.

25 FAIR ST, Wallingford, CT 06492

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Other Names 1

Doing Business AsLittle Lumens

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

AYNSLEY GUERTIN MSED, BCBA

Behavior Analyst

25 FAIR ST
WALLINGFORD, CT 06492

South Central Connecticut Planning Region (475) 303-2473

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 Arc Light Behavioral Health Collective LLC's NPI number?

The NPI number for Arc Light Behavioral Health Collective LLC is 1578489175. It was assigned to this organization in the NPPES registry on June 26, 2026. The provider is doing business as Little Lumens.

Where is Arc Light Behavioral Health Collective LLC located?

Arc Light Behavioral Health Collective LLC is located at 25 Fair St, Wallingford, CT 06492. The listed phone number is (475) 303-2473.

What is Arc Light Behavioral Health Collective LLC'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 Arc Light Behavioral Health Collective LLC was last updated on July 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 days 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.