Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Elizabeth A Mueller, SLP

Individual provider Speech-Language Pathologist · NPI 1538273149

Elizabeth A Mueller, SLP is a Speech-Language Pathologist in O Fallon, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
SLP — Speech-Language Pathologist
Treats speech, language and swallowing disorders.

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Practice location Address checks out

723 Insight Ave Ste 300
O Fallon, IL 62269-2193
Phone: (618) 607-0086
Fax: (618) 607-0042
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence 146006258 (IL)

Record details

NPI number1538273149
Entity typeIndividual (Type 1)
GenderFemale
Credentials SLP
Sole proprietorNo
NPI enumeratedAugust 19, 2006
Last updated in NPPESJanuary 22, 2020
Certification dateJanuary 22, 2020

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