Provider Profile
Leon J. Kosek, O.D.
Unclaimed ProfileAbout Dr. Kosek
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Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (815) 469-8541
- Email not available
Practice Locations
21237 S LAGRANGE RD
Frankfort, IL 60423
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Dr. Kosek's specialty?
Dr. Kosek is an optometrist in Frankfort, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Optometrist”.
NPI registry
Where can I find Dr. Kosek?
Dr. Kosek is listed at 21237 S LAGRANGE RD, Frankfort, IL 60423. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Kosek?
The number on file is (815) 469-8541. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Kosek's NPI number?
Dr. Kosek's National Provider Identifier is 1801834080. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Dr. Kosek been practicing?
Dr. Kosek has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Dr. Kosek confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Kosek. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.