DR. MARIA E O'BRIEN OTD, OTR/L
NPI 1114809878
Occupational Therapist in Chicago, IL

Active since July 23, 2025
3319 N ELSTON AVE, CHICAGO, IL 60618(312) 733-0883 Get Directions Write a Review

NPPES record last updated: August 1, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Maria E O'brien Otd, Otr/l NPPES

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

DR. MARIA E O'BRIEN OTD, OTR/L (NPI 1114809878) is an individual occupational therapist in Chicago, Illinois, licensed in Illinois (056.016652) and active in the NPI registry since July 2025.

NPPES Registry Identity

NPI1114809878
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameDR. MARIA E O'BRIENCredential: OTD, OTR/L
Location Address3319 N ELSTON AVEChicago, IL 60618-5811
Mailing Address3319 N Elston AveChicago, IL 60618-5811
Sole ProprietorNo
Enumeration DateJuly 23, 2025
Last NPPES UpdateAugust 1, 2025
NPPES CertifiedAugust 1, 2025
NPI 1114809878 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License Licensed in IL · 056.016652
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
3319 N ELSTON AVE, Chicago, IL 60618

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.

Behavior Technician
3319 N ELSTON AVE
CHICAGO, IL 60618
Speech-Language Pathologist
3319 N ELSTON AVE
CHICAGO, IL 60618
Behavior Technician
3319 N ELSTON AVE
CHICAGO, IL 60618
Internal Medicine (Geriatric Medicine)
3319 N ELSTON AVE, SUITE 200
CHICAGO, IL 60618
Behavior Analyst
3319 N ELSTON AVE
CHICAGO, IL 60618
Podiatrist (Primary Podiatric Medicine)
3319 N ELSTON AVE, SUITE 100
CHICAGO, IL 60618
Behavior Technician
3319 N ELSTON AVE
CHICAGO, IL 60618
Occupational Therapist
3319 N ELSTON AVE
CHICAGO, IL 60618

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 Maria O'brien's NPI number?

The NPI number for Maria O'brien is 1114809878. It was assigned to this individual provider in the NPPES registry on July 23, 2025.

Where is Maria O'brien located?

Maria O'brien practices at 3319 N Elston Ave, Chicago, IL 60618. The listed phone number is (312) 733-0883.

What is Maria O'brien's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

When was this NPI record last updated?

The NPPES record for Maria O'brien was last updated on August 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.