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Edit this profileAt a glance
- 3500 W Peterson Ave Ste 401, Chicago, IL 60659
About Dr. Denis
Clarence S. Denis, OD is an optometrist based in Chicago, IL. Clarence is a 2023 graduate of Midwestern University College of Dental Medicine, Downers Grove. The provider's National Provider Identifier (NPI) is 1427822014.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (773) 588-3090
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3500 W PETERSON AVE STE 401
Chicago, IL 60659
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other optometrists at this location 8
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other optometrists in Chicago 8
Same specialty, same city.
More connections — 11 related providers in 2 groups
Trained at Midwestern University College of Dental Medicine, Downers Grove 6
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Midwestern University College of Dental Medicine, Downers Grove 5
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Denis specialize in?
Dr. Denis is an optometrist in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Denis located?
Dr. Denis is listed at 3500 W Peterson Ave Ste 401, Chicago, IL 60659. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Denis's phone number?
The number on file is (773) 588-3090. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Denis's NPI number?
Dr. Denis's National Provider Identifier is 1427822014. 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
Where did Dr. Denis go to medical school?
Dr. Denis attended Midwestern University College of Dental Medicine, Downers Grove, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Denis been practicing?
Dr. Denis has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
Has Dr. Denis confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Denis. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.