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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.

GARY DONALD KOCISZEWSKI JR.
NPI 1285148841
Behavior Analyst in Spring Hill, FL

Active since November 18, 2017
13621 NEWBRIDGE ST, SPRING HILL, FL 34609(727) 214-8041 Get Directions Write a Review

NPPES record last updated: July 1, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 13, 2026, Jan 6, 2026, Mar 8, 2022 and 3 more (6 updates tracked since 2017).

About Gary Donald Kociszewski Jr. NPPES

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

GARY DONALD KOCISZEWSKI JR. (NPI 1285148841) is an individual behavior analyst provider in Spring Hill, Florida, licensed in Florida (1-26-91072) and active in the NPI registry since November 2017.

NPPES Registry Identity

NPI1285148841
Entity TypeIndividualMale
Primary Taxonomy103K00000X
Provider Legal NameGARY DONALD KOCISZEWSKI JR.
Location Address13621 NEWBRIDGE STSpring Hill, FL 34609-4026
Mailing Address13621 Newbridge StSpring Hill, FL 34609-4026
Phone(727) 214-8041
Sole ProprietorYes
Enumeration DateNovember 18, 2017
Last NPPES UpdateJuly 1, 20266 updates tracked since enumeration
NPPES CertifiedJuly 1, 2026
✔ NPI 1285148841 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers
Taxonomy Code103K00000X
License✔ Licensed in FL · 1-26-91072
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.
Also ListedAssistant Behavior AnalystTaxonomy 106E00000X · License 0-20-11136 (FL)
13621 NEWBRIDGE ST, Spring Hill, FL 34609
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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 Gary Kociszewski's NPI number?

The NPI number for Gary Kociszewski is 1285148841. It was assigned to this individual provider in the NPPES registry on November 18, 2017.

Where is Gary Kociszewski located?

Gary Kociszewski practices at 13621 Newbridge St, Spring Hill, FL 34609. The listed phone number is (727) 214-8041.

What is Gary Kociszewski'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 Gary Kociszewski was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 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.