Sarah Olen-Thomas
NPI 1164310561 · Optometrist · Chicago, IL
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Olen-Thomas is a Optometrist provider in Chicago, IL (NPI 1164310561).
Provider details
- NPI number
- 1164310561
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 046012003 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
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
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
- 2025-06-25
- Last updated
- 2025-07-24
- Certified
- 2025-07-24
Frequently asked questions
- What is Sarah Olen-Thomas's NPI number?
- Sarah Olen-Thomas's National Provider Identifier (NPI) is 1164310561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Olen-Thomas's specialty?
- Sarah Olen-Thomas is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Sarah Olen-Thomas located?
- Sarah Olen-Thomas's practice location on file with NPPES is 3241 S Michigan Ave, Chicago, IL 60616-4201.
- What is Sarah Olen-Thomas's phone number?
- The practice phone number listed in the NPPES registry for Sarah Olen-Thomas is (312) 225-6200.
- Does Sarah Olen-Thomas accept Medicare?
- Sarah Olen-Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Olen-Thomas's NPI active?
- Yes — Sarah Olen-Thomas's NPI (1164310561) is active in the NPPES registry as of the last update on 2025-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.