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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CORNELL BEHAVIORAL SERVICES LLC
NPI 1346108230
Behavior Analyst in Whittier, CA

Active since January 12, 2026
14320 CULLEN ST, WHITTIER, CA 90605(662) 380-3791 Get Directions Write a Review

NPPES record last updated: June 29, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Cornell Behavioral Services Llc NPPES

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

CORNELL BEHAVIORAL SERVICES LLC (NPI 1346108230) is a healthcare organization registered as a behavior analyst in Whittier, California and active in the NPI registry since January 2026. The organization lists Jonathan Xavier Cornell, Founder/ceo, as its authorized official.

NPPES Registry Identity

NPI1346108230
Entity TypeOrganization
Primary Taxonomy103K00000X
Legal Business NameCORNELL BEHAVIORAL SERVICES LLC
Location Address14320 CULLEN STWhittier, CA 90605-2110
Mailing Address14241 Firestone Blvd Ste 400La Mirada, CA 90638-5534 · (662) 380-3791 · Fax (562) 268-0449
Phone(662) 380-3791
Organization SubpartNo
Authorized OfficialJonathan Xavier CornellFounder/ceo · (662) 380-3791
Enumeration DateJanuary 12, 2026
Last NPPES UpdateJune 29, 2026
NPPES CertifiedJune 29, 2026
✔ NPI 1346108230 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.
14320 CULLEN ST, Whittier, CA 90605
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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

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 Cornell Behavioral Services LLC's NPI number?

The NPI number for Cornell Behavioral Services LLC is 1346108230. It was assigned to this organization in the NPPES registry on January 12, 2026.

Where is Cornell Behavioral Services LLC located?

Cornell Behavioral Services LLC is located at 14320 Cullen St, Whittier, CA 90605. The listed phone number is (662) 380-3791.

What is Cornell Behavioral Services 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 Cornell Behavioral Services LLC was last updated on June 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 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.