Gretchen Olson
NPI 1538442249 · Speech-Language Pathologist · Glenview, IL
Gretchen Olson is a Speech-Language Pathologist provider in Glenview, IL (NPI 1538442249).
Provider details
- NPI number
- 1538442249
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 242.002087 (IL)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2011-09-20
- Last updated
- 2012-01-25
Frequently asked questions
- What is Gretchen Olson's NPI number?
- Gretchen Olson's National Provider Identifier (NPI) is 1538442249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Olson's specialty?
- Gretchen Olson is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Gretchen Olson located?
- Gretchen Olson's practice location on file with NPPES is 1308 Waukegan Rd, Glenview, IL 60025-3070.
- What is Gretchen Olson's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Olson is (877) 486-4140.
- Is Gretchen Olson's NPI active?
- Yes — Gretchen Olson's NPI (1538442249) is active in the NPPES registry as of the last update on 2012-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.