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Ashley Johnson, SLP

Ashley Johnson is a Speech-Language Pathologist provider (Speech-Language Pathologist) practicing in O Fallon, MO, registered in the NPPES registry with NPI 1639547045 since 2015. The credential SLP stands for Speech-Language Pathologist. Practices at Fort Zumwalt School District (listed at the same practice address in NPPES).

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NPI 1639547045
Entity type Individual (Type 1)
Name Ashley Johnson
Credential SLP
Sex Female
Practice address 555 E TERRA LN, O Fallon, MO, 63366
Phone 6362402072
Enumeration date 2015-09-02
Last updated in NPPES 2020-08-12

Taxonomy & licenses

Taxonomy code Specialty Primary License State
235Z00000X Speech-Language Pathologist Primary 2015023741 MO

SLP — Speech-Language Pathologist: A licensed clinician treating speech, language, and swallowing disorders. About the SLP credential

Copy-ready billing details
Provider: Ashley Johnson, SLP
NPI: 1639547045
Taxonomy: 235Z00000X (Speech-Language Pathologist)
Address: 555 E TERRA LN, O Fallon, MO, 63366

Other providers at this practice address

NPI Name Type Specialty Location
1912047846 Fort Zumwalt School District Organization Local Education Agency (LEA) O Fallon, MO
1891050423 Katherine Boyd Individual Speech-Language Pathologist O Fallon, MO
1720331317 Lauren Wells Individual Speech-Language Pathologist O Fallon, MO
1528467776 Bridget Dimercurio Individual Pediatric Occupational Therapist O Fallon, MO
1144629387 Sarah Parson Individual Speech-Language Pathologist O Fallon, MO
1174916696 Vickie Skaggs Individual Speech/Language/Hearing Specialist/Technologist O Fallon, MO
1134503949 Colleen Mattie Individual Speech/Language/Hearing Specialist/Technologist O Fallon, MO
1225413370 Maggie Banal Individual Speech-Language Pathologist O Fallon, MO

Verify this record

Cross-check NPI 1639547045 against the authoritative CMS record: view Ashley Johnson on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Ashley Johnson practice?
The practice location on file with NPPES is in O Fallon, MO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ashley Johnson?
The National Provider Identifier (NPI) for Ashley Johnson is 1639547045, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-08-12.