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SPENCER MADDEN
NPI 1538099098
Behavior Analyst in Gurnee, IL

Active since May 19, 2026
105 N GREENLEAF ST, GURNEE, IL 60031(847) 390-2271 Get Directions Write a Review

NPPES record last updated: May 19, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Spencer Madden NPPES

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

SPENCER MADDEN (NPI 1538099098) is an individual behavior analyst provider in Gurnee, Illinois and active in the NPI registry since May 2026.

NPPES Registry Identity

NPI1538099098
Entity TypeIndividualMale
Primary Taxonomy103K00000X
Provider Legal NameSPENCER MADDEN
Location Address105 N GREENLEAF STGurnee, IL 60031-3326
Mailing Address1385 Newport StMundelein, IL 60060-4626
Phone(847) 390-2271
Sole ProprietorYes
Enumeration DateMay 19, 2026
NPPES CertifiedMay 19, 2026
✔ NPI 1538099098 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.
105 N GREENLEAF ST, Gurnee, IL 60031
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Other Providers at the Same Location NPPES 17

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

GERARD MARTIN GOSHGARIAN M.D.
Orthopaedic Surgery
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (847) 244-4343
DANIEL MARTINEZ
Behavior Technician
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (847) 390-2271
MARY CAITLIN MATHEWSON BCBA
Behavior Analyst
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (847) 376-9191
ROGER BARRETT COLLINS MD
Orthopaedic Surgery
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (847) 623-3090
TERIAHNA MERCADO LEXI MERCADO
Behavior Analyst
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (630) 465-3963
JOHN GOTTFRIED MAYER MD
Orthopaedic Surgery
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (847) 623-3090
SARAH SCHLAGEL
Occupational Therapist
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (847) 604-0955
MS. ILONA M SLOWINSKA PT
Physical Therapist
105 N GREENLEAF ST
GURNEE, IL 60031
Lake County (847) 263-8880

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 Spencer Madden's NPI number?

The NPI number for Spencer Madden is 1538099098. It was assigned to this individual provider in the NPPES registry on May 19, 2026.

Where is Spencer Madden located?

Spencer Madden practices at 105 N Greenleaf St, Gurnee, IL 60031. The listed phone number is (847) 390-2271.

What is Spencer Madden'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 Spencer Madden was last updated on May 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.