THE PUBLIC RECORD · NPPES / CMS

Cassie Mavis, MS, CCC-SLP

Speech-Language Pathologist · Mt Zion, IL

Compiled from the NPPES public registry (CMS). Data as of 2026-06-08.

This provider is not affiliated with Gale. This listing is compiled from the NPPES public registry (CMS).

Report an issue or request removal →

The record
NPI1134600828
In the register since2018
CredentialMS, CCC-SLP
Listed specialtySpeech-Language Pathologist
Practice typeOrganization-affiliated
CityMt Zion
StateIL
Telephone(217) 972-9720

The federal register has carried this listing since 2018. It records a name, a credential, a city, a telephone number. It does not record services, hours, or what a first visit costs — the registry was never built to.

Improve the ability for patients to find you.

Claim your profile to see your Visibility Report (free). Review your listing and, once verified, edit what appears. Improve Search Engine Optimization (SEO) for free. Our goal is to help patients find great providers.

Claim this page →

Free. No card. Removal is always one click.

Find this provider in the CMS registry →

Looking for care? Start here →

Cassie Mavis, MS, CCC-SLP — Speech-Language Pathologist in Mt Zion, IL · NPI 1134600828 · Gale