DR. ABIGAIL MAAS OTD, OTR/L
NPI 1760265094
Occupational Therapist in Chicago, IL

Active since August 18, 2023
1921 W IRVING PARK RD, CHICAGO, IL 60613(312) 243-8487 Get Directions Write a Review

NPPES record last updated: August 25, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 25, 2023, Aug 18, 2023 (2 updates tracked since 2023).

About Dr. Abigail Maas Otd, Otr/l NPPES

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

DR. ABIGAIL MAAS OTD, OTR/L (NPI 1760265094) is an individual occupational therapist in Chicago, Illinois, licensed in Illinois (056.015600) and active in the NPI registry since August 2023.

NPPES Registry Identity

NPI1760265094
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameDR. ABIGAIL MAASCredential: OTD, OTR/L
Location Address1921 W IRVING PARK RDChicago, IL 60613-2407
Mailing Address1921 W Irving Park RdChicago, IL 60613-2407 · (312) 243-8487
Sole ProprietorNo
Enumeration DateAugust 18, 2023
Last NPPES UpdateAugust 25, 20232 updates tracked since enumeration
NPPES CertifiedAugust 25, 2023
✔ NPI 1760265094 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 · 056.015600
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.
1921 W IRVING PARK RD, Chicago, IL 60613

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Abigail Maas Otd, Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Abigail Maas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rehabilitation
2495 MAPLEWOOD DRIVE, SUITE 313
Maplewood, MN 55109
  • Reassigned Medicare billing, Minnesota enrollment
  • 20 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Occupational Therapist (Pediatrics)
1921 W IRVING PARK RD
CHICAGO, IL 60613
Developmental Therapist
1921 W IRVING PARK RD
CHICAGO, IL 60613
Occupational Therapy Assistant
1921 W IRVING PARK RD
CHICAGO, IL 60613
Behavior Technician
1921 W IRVING PARK RD
CHICAGO, IL 60613
Behavior Technician
1921 W IRVING PARK RD
CHICAGO, IL 60613
Physical Therapist
1921 W IRVING PARK RD
CHICAGO, IL 60613
Speech-Language Pathologist
1921 W IRVING PARK RD
CHICAGO, IL 60613
Counselor (Mental Health)
1921 W IRVING PARK RD
CHICAGO, IL 60613

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 Abigail Maas's NPI number?

The NPI number for Abigail Maas is 1760265094. It was assigned to this individual provider in the NPPES registry on August 18, 2023.

Where is Abigail Maas located?

Abigail Maas practices at 1921 W Irving Park Rd, Chicago, IL 60613. The listed phone number is (312) 243-8487.

What is Abigail Maas's specialty?

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

Is Abigail Maas enrolled in Medicare?

Yes. Abigail Maas is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Abigail Maas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Abigail Maas reassigns Medicare benefits to Functional Integrated Therapy, Ltd (Maplewood, MN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Abigail Maas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Abigail Maas was last updated on August 25, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.