Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Abc- A Plus Behavioral Consulting and Treatmet

Behavior Analyst in Evergreen Park, IL · enumerated 2014 · authorized official Theresa Klimowski, Owner/General Managere.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1851714927

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Registry record

Entity type Organization (Type 2)

Legal business name Abc- A Plus Behavioral Consulting and Treatmet

Practice address 2815 W 98th Pl, Evergreen Park, IL, 60805

Phone (630) 248-6632

Fax (708) 423-2640

Enumeration date Jan 27, 2014

Last updated in NPPES Jan 27, 2014

Taxonomy & classification

103K00000X Behavior Analyst Behavioral Health & Social Service Providers Primary

Authorized official

Name Theresa Klimowski

Title Owner/General Managere

Phone (630) 248-6632

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Who is the authorized official for Abc- A Plus Behavioral Consulting and Treatmet?

NPPES lists Theresa Klimowski (Owner/General Managere) as the authorized official for this organization.

What is the NPI number for Abc- A Plus Behavioral Consulting and Treatmet?

The NPI for Abc- A Plus Behavioral Consulting and Treatmet is 1851714927, a Type 2 (organization) record in the CMS NPPES registry.

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Theresa Klimowski Behavior Analyst · Evergreen Park, IL NPI 1649431479

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-01-27.