MARY VICTORIA WESSELS
NPI 1891285102
Behavior Analyst in Chicago, IL

Q: What is Mary Victoria Wessels's NPI number?

The NPI number for Mary Victoria Wessels is 1891285102. It was assigned to this individual provider in the NPPES registry on May 11, 2018.

Q: What is Mary Victoria Wessels's specialty?

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

Active since May 11, 2018

8609 W BRYN MAWR AVE STE 204, CHICAGO, IL 60631(773) 644-7787 Get Directions Write a Review

NPPES record last updated: May 4, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 4, 2026, Sep 29, 2024, Nov 29, 2022 and 2 more (5 updates tracked since 2018).

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About Mary Victoria Wessels NPPES

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

MARY VICTORIA WESSELS (NPI 1891285102) is an individual behavior analyst provider in Chicago, Illinois, licensed in Colorado (1-21-52063) and active in the NPI registry since May 2018.

NPPES Registry Identity

NPI1891285102

Entity TypeIndividualFemale

Primary Taxonomy103K00000X

Provider Legal NameMARY VICTORIA WESSELS

Location Address8609 W BRYN MAWR AVE STE 204Chicago, IL 60631-3524

Mailing Address8609 W Bryn Mawr Ave Ste 204Chicago, IL 60631-3524 · (773) 644-7787

Phone(773) 644-7787

Sole ProprietorYes

Enumeration DateMay 11, 2018

Last NPPES UpdateMay 4, 20265 updates tracked since enumeration

NPPES CertifiedMay 4, 2026

✔ NPI 1891285102 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code103K00000X

Licenses✔ Licensed in CO · 1-21-52063✔ Licensed in IL · 152000227

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.

8609 W BRYN MAWR AVE STE 204, Chicago, IL 60631

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Other Providers at the Same Location NPPES 20

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

MS. LAUREN K YOUNG

Behavior Analyst