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

MONARCH ABA THERAPY GROUP LLC
NPI 1265342240
Behavior Analyst in Naples, FL

Active since September 10, 2026
15205 COLLIER BLVD STE 106-211, NAPLES, FL 34119(786) 885-6332(239) 219-0898 Get Directions Write a Review

NPPES record added: September 10, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

About Monarch Aba Therapy Group Llc NPPES

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

MONARCH ABA THERAPY GROUP LLC (NPI 1265342240) is a healthcare organization registered as a behavior analyst in Naples, Florida and active in the NPI registry since September 2026. The organization lists Marian Castellanos, Co-owner, as its authorized official.

NPPES Registry Identity

NPI1265342240
Entity TypeOrganization
Primary Taxonomy103K00000X
Legal Business NameMONARCH ABA THERAPY GROUP LLC
Location Address15205 COLLIER BLVD STE 106-211Naples, FL 34119-6769
Mailing Address15205 Collier Blvd Ste 106-211Naples, FL 34119-6769 · (786) 885-6332 · Fax (239) 219-0898
Phone(786) 885-6332
Fax(239) 219-0898
Organization SubpartNo
Authorized OfficialMarian CastellanosCo-owner · (786) 538-2397
Enumeration DateSeptember 10, 2026
NPPES CertifiedSeptember 10, 2026
✔ NPI 1265342240 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.
15205 COLLIER BLVD STE 106-211, Naples, FL 34119
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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 Monarch Aba Therapy Group LLC's NPI number?

The NPI number for Monarch Aba Therapy Group LLC is 1265342240. It was assigned to this organization in the NPPES registry on September 10, 2026.

Where is Monarch Aba Therapy Group LLC located?

Monarch Aba Therapy Group LLC is located at 15205 Collier Blvd Ste 106-211, Naples, FL 34119. The listed phone number is (786) 885-6332.

What is Monarch Aba Therapy Group 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 Monarch Aba Therapy Group LLC was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.