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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.

KELLY THERESE O'BRIEN
NPI 1174135180
Behavior Analyst in Palos Heights, IL

Active since August 20, 2020
12021 S HARLEM AVE, PALOS HEIGHTS, IL 60463(630) 581-2846 Get Directions Write a Review

NPPES record last updated: September 4, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 4, 2026, Aug 20, 2020 (2 updates tracked since 2020).

About Kelly Therese O'brien NPPES

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

KELLY THERESE O'BRIEN (NPI 1174135180) is an individual behavior analyst provider in Palos Heights, Illinois and active in the NPI registry since August 2020.

NPPES Registry Identity

NPI1174135180
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameKELLY THERESE O'BRIEN
Location Address12021 S HARLEM AVEPalos Heights, IL 60463-1139
Mailing Address12021 S Harlem AvePalos Heights, IL 60463-1139 · (630) 581-2846
Phone(630) 581-2846
Sole ProprietorYes
Enumeration DateAugust 20, 2020
Last NPPES UpdateSeptember 4, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 4, 2026
✔ NPI 1174135180 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.
12021 S HARLEM AVE, Palos Heights, IL 60463
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company.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.

DANIKA PATEL
Behavior Technician
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (630) 581-2846
GRACE SHEILA RACADIO PHYSICAL THERAPIST
Physical Therapist
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (708) 923-1768
MR. MUBARAK MIRJAT PT
Physical Therapist
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (708) 923-1768
SUSAN A. NEILL OT
Occupational Therapist
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (708) 923-1768
JOANN DUKA PHYSICAL THERAPIST
Physical Therapist
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (708) 923-1768
MR. PHILLIP CAVAZAS OT
Occupational Therapist
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (708) 923-1768
GRACY J ORAHILLY
Behavior Analyst
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (708) 498-0284
SHIRLEY A. STEWART OT
Occupational Therapist
12021 S HARLEM AVE
PALOS HEIGHTS, IL 60463
Cook County (708) 923-1768

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 Kelly O'brien's NPI number?

The NPI number for Kelly O'brien is 1174135180. It was assigned to this individual provider in the NPPES registry on August 20, 2020.

Where is Kelly O'brien located?

Kelly O'brien practices at 12021 S Harlem Ave, Palos Heights, IL 60463. The listed phone number is (630) 581-2846.

What is Kelly O'brien's specialty?

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

What insurance does Kelly O'brien accept?

Health plans from Oscar Insurance Company list Kelly O'brien as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Kelly O'brien was last updated on September 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.