Ilysa DiamondDO
Ilysa Diamond, DO is a Gastroenterology provider in Oak Park, IL affiliated with 1 ambulatory surgery center in IL, as of July 2026.
- NPI1356596332
- Registered2008
- Centers1
- StateIL
- Class of1998
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.
Education
Education on record as of August 2026.
Ilysa Diamond at a glance
- Provider
- Ilysa Diamond
- Credential
- DO
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Oak Park, IL
- Medical school
- Lake Erie College of Osteopathic Medicine, Erie
- Graduated
- 1998
- NPI registered
- 2008
- NPI
- 1356596332
- 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 Ilysa Diamond practice?
Ilysa Diamond, DO is based in Oak Park, IL and is affiliated with 1 ambulatory surgery center: Belmont Harlem Surgery Center LLC in Chicago, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Ilysa Diamond's NPI number?
Ilysa Diamond's National Provider Identifier (NPI) is 1356596332, registered in 2008. Specialty on record: Gastroenterology; credential DO.
Where did Ilysa Diamond go to medical school?
Ilysa Diamond, DO attended Lake Erie College of Osteopathic Medicine, Erie, graduating in 1998.
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, Ilysa Diamond among them. The Illinois Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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