Ann Olson, COTA/L
NPI 1639651094 · Occupational Therapy Assistant · Downers Grove, IL
Ann Olson, COTA/L is a Occupational Therapy Assistant provider in Downers Grove, IL (NPI 1639651094).
Provider details
- NPI number
- 1639651094
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA/L
- Sex
- Female
- Sole proprietor
- No
- License
- 057.000638 (IL)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 14342 S Boulder DrHomer Glen, IL 60491Phone: (708) 301-5294
Registry dates
- Enumerated
- 2018-09-02
- Last updated
- 2018-09-02
Frequently asked questions
- What is Ann Olson's NPI number?
- Ann Olson's National Provider Identifier (NPI) is 1639651094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Olson's specialty?
- Ann Olson is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ann Olson located?
- Ann Olson's practice location on file with NPPES is 3450 Saratoga Ave., Downers Grove, IL 60515.
- What is Ann Olson's phone number?
- The practice phone number listed in the NPPES registry for Ann Olson is (630) 969-9360.
- Is Ann Olson's NPI active?
- Yes — Ann Olson's NPI (1639651094) is active in the NPPES registry as of the last update on 2018-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.