LYDIA L ROYEEN OTR/L
NPI 1306118153
Occupational Therapist in Downers Grove, IL

Active since February 08, 2012
3450 LACEY RD, DOWNERS GROVE, IL 60515(630) 743-4500(630) 743-4552 Get Directions Write a Review

NPPES record last updated: February 7, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 7, 2025, Feb 2, 2016 (2 updates tracked since 2016).

About Lydia L Royeen Otr/l NPPES

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

LYDIA L ROYEEN OTR/L (NPI 1306118153) is an individual occupational therapist in Downers Grove, Illinois, licensed in Illinois (056009462) and active in the NPI registry since February 2012.

NPPES Registry Identity

NPI1306118153
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameLYDIA L ROYEENCredential: OTR/L
Location Address3450 LACEY RDDowners Grove, IL 60515-5430
Mailing Address3450 Lacey RdDowners Grove, IL 60515-5430 · (630) 743-4500 · Fax (630) 743-4552
Fax(630) 743-4552
Sole ProprietorNo
Enumeration DateFebruary 8, 2012
Last NPPES UpdateFebruary 7, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 7, 2025
✔ NPI 1306118153 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 · 056009462
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.
3450 LACEY RD, Downers Grove, IL 60515

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lydia L Royeen Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Optometrist
3450 LACEY RD, SUITE 210
Downers Grove, IL 60515
  • Reassigned Medicare billing, Illinois enrollment
  • 50 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.

Optometrist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Dentist (General Practice)
3450 LACEY RD
DOWNERS GROVE, IL 60515
Physician Assistant
3450 LACEY RD
DOWNERS GROVE, IL 60515
Family Medicine
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD, ALUMNI HALL 206
DOWNERS GROVE, IL 60515
Optometrist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD
DOWNERS GROVE, IL 60515

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 Lydia Royeen's NPI number?

The NPI number for Lydia Royeen is 1306118153. It was assigned to this individual provider in the NPPES registry on February 8, 2012.

Where is Lydia Royeen located?

Lydia Royeen practices at 3450 Lacey Rd, Downers Grove, IL 60515. The listed phone number is (630) 743-4500.

What is Lydia Royeen's specialty?

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

Is Lydia Royeen enrolled in Medicare?

Yes. Lydia Royeen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Lydia Royeen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lydia Royeen reassigns Medicare benefits to Midwestern University (Downers Grove, IL). 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 Lydia Royeen'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 Lydia Royeen was last updated on February 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.