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

Erin O'Brien

Individual provider Speech-Language Assistant · NPI 1558166686

Erin O'Brien is a Speech-Language Assistant in Ottawa, Illinois. Practices as a sole proprietor. Registered with an NPI since 2025.

In the registry since
2025

Practice location Address checks out

815 Adams St
Ottawa, IL 61350-4307
Phone: (630) 613-0699
Show map & directions

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

Specialties & licences

Speech-Language Assistant (primary) Taxonomy 2355S0801X

Record details

NPI number1558166686
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedFebruary 13, 2025
Last updated in NPPESFebruary 13, 2025
Certification dateFebruary 13, 2025
Mailing address815 Adams St, Ottawa, IL 61350-4307

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