IndividualActive
Madison Olszewski
NPI 1083599591 · Behavior Analyst · Glenview, IL
Madison Olszewski is a Behavior Analyst provider in Glenview, IL (NPI 1083599591).
Provider details
- NPI number
- 1083599591
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
900 Waukegan Rd
Glenview, IL 60025-4315
Phone: (312) 229-8839
Street-level locationGet directions
Mailing address
35 Revere Dr
South Barrington, IL 60010-9585
Registry dates
- Enumerated
- 2025-08-06
- Last updated
- 2025-08-06
- Certified
- 2025-08-06
Frequently asked questions
- What is Madison Olszewski's NPI number?
- Madison Olszewski's National Provider Identifier (NPI) is 1083599591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madison Olszewski's specialty?
- Madison Olszewski is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Madison Olszewski located?
- Madison Olszewski's practice location on file with NPPES is 900 Waukegan Rd, Glenview, IL 60025-4315.
- What is Madison Olszewski's phone number?
- The practice phone number listed in the NPPES registry for Madison Olszewski is (312) 229-8839.
- Is Madison Olszewski's NPI active?
- Yes — Madison Olszewski's NPI (1083599591) is active in the NPPES registry as of the last update on 2025-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.