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WILLIAM PETTY CCC-SLP
NPI 1669088092
Speech-Language Pathologist in Warrenville, IL

Active since September 21, 2020
28100 TORCH PKWY STE 600, WARRENVILLE, IL 60555(602) 617-8215 Get Directions Write a Review

NPPES record last updated: September 21, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About William Petty Ccc-slp NPPES

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

WILLIAM PETTY CCC-SLP (NPI 1669088092) is an individual speech-language pathologist provider in Warrenville, Illinois and active in the NPI registry since September 2020.

NPPES Registry Identity

NPI1669088092
Entity TypeIndividualMale
Primary Taxonomy235Z00000X
Provider Legal NameWILLIAM PETTYCredential: CCC-SLP
Location Address28100 TORCH PKWY STE 600Warrenville, IL 60555-4030
Mailing Address28100 Torch Pkwy Ste 600Warrenville, IL 60555-4030 · (602) 617-8215
Phone(602) 617-8215
Sole ProprietorNo
Enumeration DateSeptember 21, 2020
NPPES CertifiedSeptember 21, 2020
✔ NPI 1669088092 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
28100 TORCH PKWY STE 600, Warrenville, IL 60555
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William Petty Ccc-slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Cortlyn Therapy, PC
269 mi
Physical Therapist
7300 DEARWESTER DR
Cincinnati, OH 45236
  • Reassigned Medicare billing, Illinois enrollment
  • 104 clinicians in this Medicare group
NPI 1235725730 (630) 413-5800

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 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. JULIE LOUISE MINNING M.A, CCC-SLP
Speech-Language Pathologist
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (630) 413-5800
THERESA LEE TAMEZ
Occupational Therapy Assistant
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (630) 250-4576
BEKIM PALANCA SANTIAGO
Occupational Therapist
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (630) 413-5800
IWONA MAZUREK PTA
Physical Therapy Assistant
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (630) 413-5800
MASON CHRISTIAN JUSTICE AS
Clinic/Center (Rehabilitation)
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (630) 413-5800
LAKAY THOMAS PTA
Physical Therapy Assistant
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (630) 413-5800
ROBIN GARRISON
Physical Therapy Assistant
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (630) 413-5800
MRS. DOROTHY MERLINDA LAMONICA MS, OTR/L
Occupational Therapist
28100 TORCH PKWY STE 600
WARRENVILLE, IL 60555
Dupage County (708) 634-8322

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 William Petty's NPI number?

The NPI number for William Petty is 1669088092. It was assigned to this individual provider in the NPPES registry on September 21, 2020.

Where is William Petty located?

William Petty practices at 28100 Torch Pkwy Ste 600, Warrenville, IL 60555. The listed phone number is (602) 617-8215.

What is William Petty's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is William Petty enrolled in Medicare?

Yes. William Petty is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for William Petty's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Petty reassigns Medicare benefits to Cortlyn Therapy, PC (Cincinnati, OH). 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 William Petty'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 William Petty was last updated on September 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.