Olufemi KassimM.D.
Olufemi Kassim, M.D. is a Gastroenterology provider in Maywood, IL affiliated with 2 ambulatory surgery centers in IL, as of July 2026.
- NPI1174961999
- Registered2013
- Centers2
- StateIL
- Class of2013
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Olufemi Kassim at a glance
- Provider
- Olufemi Kassim
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Maywood, IL
- Medical school graduation
- 2013
- NPI registered
- 2013
- NPI
- 1174961999
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Olufemi Kassim practice?
Olufemi Kassim, M.D. is based in Maywood, IL and is affiliated with 2 ambulatory surgery centers: Elmhurst Outpatient Surgery Center LLC in Elmhurst, IL and Belmont Harlem Surgery Center LLC in Chicago, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Olufemi Kassim's NPI number?
Olufemi Kassim's National Provider Identifier (NPI) is 1174961999, registered in 2013. Specialty on record: Gastroenterology; credential M.D.
How many Gastroenterology providers in Illinois work at ambulatory surgery centers?
122 Gastroenterology surgeons and proceduralists in Illinois are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Olufemi Kassim among them. The Illinois Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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