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

CASSANDRA AMBERGER M.A., CCC-SLP
NPI 1487399275
Speech-Language Pathologist in Alton, IL

Q: What is Cassandra Amberger's NPI number?

The NPI number for Cassandra Amberger is 1487399275. It was assigned to this individual provider in the NPPES registry on May 5, 2022.

Q: What is Cassandra Amberger's specialty?

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

Active since May 05, 2022

4200 HUMBERT RD, ALTON, IL 62002(618) 474-2700 Get Directions Write a Review

NPPES record last updated: September 1, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 1, 2026, May 5, 2022 (2 updates tracked since 2022).

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About Cassandra Amberger M.a., Ccc-slp NPPES

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

CASSANDRA AMBERGER M.A., CCC-SLP (NPI 1487399275) is an individual speech-language pathologist provider in Alton, Illinois, licensed in Illinois (242006646) and active in the NPI registry since May 2022.

NPPES Registry Identity

NPI1487399275

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameCASSANDRA AMBERGERCredential: M.A., CCC-SLP

Location Address4200 HUMBERT RDAlton, IL 62002-7117

Mailing Address4200 Humbert RdAlton, IL 62002-7117 · (618) 474-2700

Phone(618) 474-2700

Sole ProprietorYes

Enumeration DateMay 5, 2022

Last NPPES UpdateSeptember 1, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 1, 2026

✔ NPI 1487399275 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

License✔ Licensed in IL · 242006646

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.

4200 HUMBERT RD, Alton, IL 62002

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Other Identifiers 1

Medicaid242006646IL

Other Providers at the Same Location NPPES 2

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

SOUTHERN ILLINOIS HEALTHCARE FOUNDATION INC

Clinic/Center (Federally Qualified Health Center (FQHC))

4200 HUMBERT RD
ALTON, IL 62002

Madison County (618) 332-0953

LINDSAY MARIE HARRIS

Speech-Language Pathologist

4200 HUMBERT RD
ALTON, IL 62002

Madison County (618) 474-2700

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 Cassandra Amberger's NPI number?

The NPI number for Cassandra Amberger is 1487399275. It was assigned to this individual provider in the NPPES registry on May 5, 2022.

Where is Cassandra Amberger located?

Cassandra Amberger practices at 4200 Humbert Rd, Alton, IL 62002. The listed phone number is (618) 474-2700.

What is Cassandra Amberger'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 Cassandra Amberger was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 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.