HAILEY CHASSON OTR/L
NPI 1679875165
Occupational Therapist in Chicago, IL

Active since December 03, 2010
3421 NORTH SEMINARY AVENUE, SUITE 1N, CHICAGO, IL 60657(312) 480-1720 Get Directions Write a Review

NPPES record last updated: October 5, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Hailey Chasson Otr/l NPPES

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

HAILEY CHASSON OTR/L (NPI 1679875165) is an individual occupational therapist in Chicago, Illinois, licensed in Illinois (056009151) and active in the NPI registry since December 2010. She maintains a secondary practice location in Wilmette.

NPPES Registry Identity

NPI1679875165
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameHAILEY CHASSONCredential: OTR/L
Location Address3421 NORTH SEMINARY AVENUE, SUITE 1NChicago, IL 60657
Mailing Address3421 N Seminary Ave Apt 1n, Unit CChicago, IL 60657-9036 · (773) 687-9146
Sole ProprietorNo
Enumeration DateDecember 3, 2010
Last NPPES UpdateOctober 5, 2022
NPPES CertifiedOctober 5, 2022
✔ NPI 1679875165 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 · 056009151
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.
3421 NORTH SEMINARY AVENUE, Chicago, IL 60657

Secondary Practice Location 1

Location 13232 Lake AveWilmette, IL 60091-1073 · Phone (708) 684-1323

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hailey Chasson Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

2

Medicare enrollment records show Hailey Chasson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cardiovascular Disease
3118 N ASHLAND AVE
Chicago, IL 60657
  • Reassigned Medicare billing, Illinois enrollment
  • 4,870 clinicians in this Medicare group
General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 1,905 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.

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 Hailey Chasson's NPI number?

The NPI number for Hailey Chasson is 1679875165. It was assigned to this individual provider in the NPPES registry on December 3, 2010.

Where is Hailey Chasson located?

Hailey Chasson practices at 3421 North Seminary Avenue Suite 1N, Chicago, IL 60657. The listed phone number is (312) 480-1720.

What is Hailey Chasson's specialty?

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

Is Hailey Chasson enrolled in Medicare?

Yes. Hailey Chasson is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Hailey Chasson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hailey Chasson reassigns Medicare benefits to 2 organizations: Advocate Health And Hospitals Corp. (Chicago, IL) and The University Of Chicago Medical Center (Chicago, IL). Each 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 Hailey Chasson'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 Hailey Chasson was last updated on October 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.