What is Erin O'Brien's NPI number?

Erin O'Brien's National Provider Identifier (NPI) is 1558166686, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Erin O'Brien's specialty?

Erin O'Brien is listed in the NPPES registry with a primary specialty of Speech-Language Assistant (Speech, Language and Hearing Service Providers).

Where is Erin O'Brien located?

Erin O'Brien's practice location on file with NPPES is 815 Adams St, Ottawa, IL 61350-4307.

What is Erin O'Brien's phone number?

The practice phone number listed in the NPPES registry for Erin O'Brien is (630) 613-0699.

Is Erin O'Brien's NPI active?

Yes — Erin O'Brien's NPI (1558166686) is active in the NPPES registry as of the last update on 2025-02-13.

IndividualActive

Erin O'Brien

NPI 1558166686 · Speech-Language Assistant · Ottawa, IL

Erin O'Brien is a Speech-Language Assistant provider in Ottawa, IL (NPI 1558166686).

Provider details

NPI number: 1558166686
Entity type: Individual
Primary specialty: Speech-Language AssistantSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Speech-Language AssistantPrimary2355S0801X
Speech, Language and Hearing Service Providers

Profile Score

Basic profile(49/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

815 Adams St

Ottawa, IL 61350-4307

Phone: (630) 613-0699

Street-level locationGet directions

More IL providers

Mailing address