NPPES file of Aug 9, 2026

Nicole McWilliam, M.S., OTR/L

Occupational Therapist · Naperville, IL

Nicole McWilliam, M.S., OTR/L is an occupational therapist with a practice address in Naperville, Illinois, and NPI 1821496555, issued on Dec 11, 2014. Check the license (Illinois 056.008517, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821496555
Name
Nicole McWilliam
Credential
M.S., OTR/L
Primary taxonomy
Occupational Therapist 225X00000X
License number
056.008517 IL
Self-reported in NPPES; status is on the state search
Practice location
535 W Ogden Ave, Naperville, IL 60563
Phone
(630) 305-9400
Enumerated
Dec 11, 2014
Record last updated
Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20171017002167); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest occupational therapist records → All 5,855 in Illinois → Look up another NPI →

Also registered at 535 W Ogden Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Denise Adkins, M.A. CCC-SLPSpeech-Language Pathologist1124718994
  2. Suzanne Anderson, OTR/LOccupational Therapist1932642808
  3. Tina EvansPhysical Therapy Assistant1013110402
  4. Alyssa SearsOccupational Therapist1689380933
  5. Mitchel Weiler, OTR/LOccupational Therapist1497403448

Verify Nicole McWilliam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 056.008517    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Comprehensive Therapeutics LtdNorth Riverside, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nicole McWilliam among 5,855 occupational therapist records in Illinois

Nicole McWilliam, M.S., OTR/L is one of 5,855 occupational therapist records with a practice address in Illinois. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 43% of them.

  • NPI issued2014 · 43% of these records are older, 54% newer
  • In a Medicare fileYes · 13% of these records are
  • In the CMS Doctors and Clinicians fileYes · 14% of these records are
  • Graduated2008 · median 2014 among the 799 with a school on file
  • Record last updated2021 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

131 occupational therapist records list a practice address in Naperville

They are 131 of the 4,634 NPPES records with a practice address in Naperville, and 5,855 occupational therapist records in Illinois.

All 5,855 in Illinois → Every provider in Naperville → Occupational Therapist nationwide →

The 8 occupational therapist records with the nearest ZIP codes

  1. Rose Carson, OTR/LNaperville, IL 605631578798559
  2. Erin DarnellNaperville, IL 605631639384241
  3. Heather Eckhart, OTRNaperville, IL 605631841537925
  4. Robin Gullborg, OTNaperville, IL 605631235350927
  5. Dina Kartsonas, OTNaperville, IL 605631932250917
  6. Rosemary Kleiser, OTRL CHTNaperville, IL 605631679609010
  7. Debra Kolak, OTR/LNaperville, IL 605631982929204
  8. Julee Lockard, MS, OTR/LNaperville, IL 605631679863146

Common questions

What is Nicole McWilliam, M.S., OTR/L's NPI number?

Nicole McWilliam, M.S., OTR/L's National Provider Identifier (NPI) is 1821496555, issued on Dec 11, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Nicole McWilliam, M.S., OTR/L located?

The NPPES record lists a practice address at 535 W Ogden Ave, Naperville, IL, 60563. Phone: (630) 305-9400. Providers update this record themselves, so call before visiting.

How can I verify Nicole McWilliam, M.S., OTR/L's license?

NPPES lists Illinois license number 056.008517, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.