Mary Lou French, O.D.
NPI 1740263573 · Pediatric Optometrist · Downers Grove, IL
Mary Lou French, O.D. is a Pediatric Optometrist provider in Downers Grove, IL (NPI 1740263573).
Provider details
- NPI number
- 1740263573
- Entity type
- Individual
- Primary specialty
- Pediatric OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 46-6963 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
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
20 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
- 2005-11-25
- Last updated
- 2017-01-03
Frequently asked questions
- What is Mary Lou French's NPI number?
- Mary Lou French's National Provider Identifier (NPI) is 1740263573, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lou French's specialty?
- Mary Lou French is listed in the NPPES registry with a primary specialty of Pediatric Optometrist (Eye and Vision Services Providers).
- Where is Mary Lou French located?
- Mary Lou French's practice location on file with NPPES is 3450 Lacey Rd, Downers Grove, IL 60515-5430.
- What is Mary Lou French's phone number?
- The practice phone number listed in the NPPES registry for Mary Lou French is (630) 743-4500.
- Is Mary Lou French's NPI active?
- Yes — Mary Lou French's NPI (1740263573) is active in the NPPES registry as of the last update on 2017-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.