DR. ABIGAIL MAAS OTD, OTR/L
NPI 1760265094
Occupational Therapist in Chicago, IL
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
Specialties & Licenses
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.
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.
CHICAGO, IL 60613
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.