Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GWENDOLYN FAHEY SWEENEY
NPI 1053267252
Speech-Language Pathologist in Mchenry, IL

Q: What is Gwendolyn Sweeney's NPI number?

The NPI number for Gwendolyn Sweeney is 1053267252. It was assigned to this individual provider in the NPPES registry on March 9, 2026.

Q: What is Gwendolyn Sweeney's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Gwendolyn Sweeney was last updated on October 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.

Active since March 09, 2026

620 S IL ROUTE 31 STE 1, MCHENRY, IL 60050(224) 458-4708 Get Directions Write a Review

NPPES record last updated: October 22, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Gwendolyn Fahey Sweeney NPPES

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

GWENDOLYN FAHEY SWEENEY (NPI 1053267252) is an individual speech-language pathologist provider in Mchenry, Illinois, licensed in Illinois (146028986) and active in the NPI registry since March 2026. She maintains a secondary practice location in Crystal Lake.

NPPES Registry Identity

NPI1053267252

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameGWENDOLYN FAHEY SWEENEY

Location Address620 S IL ROUTE 31 STE 1Mchenry, IL 60050-3134

Mailing Address226 Winsor StElkhorn, WI 53121-1647

Phone(224) 458-4708

Sole ProprietorYes

Enumeration DateMarch 9, 2026

Last NPPES UpdateOctober 22, 2026

NPPES CertifiedOctober 21, 2026

✔ NPI 1053267252 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

Licenses✔ Licensed in IL · 146028986✔ Licensed in WI · 7265✔ Licensed in WI · 7265-154

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.

620 S IL ROUTE 31 STE 1, Mchenry, IL 60050

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Secondary Practice Location 1

Location 1875 S Route 31Crystal Lake, IL 60014-8190 · Phone (779) 220-5500 · Fax (779) 220-5184

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 Gwendolyn Sweeney's NPI number?

The NPI number for Gwendolyn Sweeney is 1053267252. It was assigned to this individual provider in the NPPES registry on March 9, 2026.

Where is Gwendolyn Sweeney located?

Gwendolyn Sweeney practices at 620 S Il Route 31 Ste 1, Mchenry, IL 60050. The listed phone number is (224) 458-4708.

What is Gwendolyn Sweeney's specialty?

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

When was this NPI record last updated?

The NPPES record for Gwendolyn Sweeney was last updated on October 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.