GREGORY MORRISSEY
NPI 1861127979
Occupational Therapist in Des Plaines, IL

Active since July 21, 2022Accepts Medicare Assignment
950 LEE ST, DES PLAINES, IL 60016(877) 486-4140 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gregory Morrissey NPPES

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

GREGORY MORRISSEY (NPI 1861127979) is an individual occupational therapist in Des Plaines, Illinois and active in the NPI registry since July 2022. He is a graduate of Other (2013).

NPPES Registry Identity

NPI1861127979
Entity TypeIndividualMale
Primary Taxonomy225X00000X
Provider Legal NameGREGORY MORRISSEY
Location Address950 LEE STDes Plaines, IL 60016-6532
Mailing Address2104 Greenbriar DrSouthlake, TX 76092-8355
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateJuly 21, 2022
NPPES CertifiedJuly 21, 2022
✔ NPI 1861127979 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
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.
950 LEE ST, Des Plaines, IL 60016

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gregory Morrissey is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2769997485
PECOS Enrollment IDI20250711003676

Medicare Billing Reassignments

2

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

Physical Therapist
1865 E BELVIDERE RD
Grayslake, IL 60030
  • Reassigned Medicare billing, Illinois enrollment
  • 123 clinicians in this Medicare group
Multi-Specialty
631 HAZEL ST
Oshkosh, WI 54901
  • Reassigned Medicare billing, Illinois enrollment
  • 49 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.

Behavior Technician
950 LEE ST
DES PLAINES, IL 60016
Behavior Technician
950 LEE ST
DES PLAINES, IL 60016
Pediatrics (Developmental - Behavioral Pediatrics)
950 LEE ST
DES PLAINES, IL 60016
Psychologist (Clinical)
950 LEE ST, STE 202
DES PLAINES, IL 60016
Speech-Language Pathologist
950 LEE ST
DES PLAINES, IL 60016
Behavior Technician
950 LEE ST
DES PLAINES, IL 60016
Behavior Technician
950 LEE ST
DES PLAINES, IL 60016
Occupational Therapist
950 LEE ST, SUITE 210
DES PLAINES, IL 60016

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 Gregory Morrissey's NPI number?

The NPI number for Gregory Morrissey is 1861127979. It was assigned to this individual provider in the NPPES registry on July 21, 2022.

Where is Gregory Morrissey located?

Gregory Morrissey practices at 950 Lee St, Des Plaines, IL 60016. The listed phone number is (877) 486-4140.

What is Gregory Morrissey's specialty?

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

Is Gregory Morrissey enrolled in Medicare?

Yes. Gregory Morrissey is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Gregory Morrissey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Morrissey reassigns Medicare benefits to 2 organizations: Legacy Healthcare Services Inc (Grayslake, IL) and Oasis Therapy Services LLC (Oshkosh, WI). 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 Gregory Morrissey'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 Gregory Morrissey was last updated on July 21, 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.