Gary WiesmanMD
Gary Wiesman, MD is an Otolaryngology provider in Chicago, IL, as of July 2026.
- NPI1821191404
- Registered2006
- Class of1968
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Gary Wiesman at a glance
- Provider
- Gary Wiesman
- Credential
- MD
- Specialty
- Otolaryngology
- Procedures
- Otolaryngology CPT codes
- Location
- Chicago, IL
- Medical school
- Loyola University of Chicago, Stritch School of Medicine
- Graduated
- 1968
- NPI registered
- 2006
- NPI
- 1821191404
- 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 Gary Wiesman practice?
Gary Wiesman, MD is based in Chicago, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Gary Wiesman's NPI number?
Gary Wiesman's National Provider Identifier (NPI) is 1821191404, registered in 2006. Specialty on record: Otolaryngology; credential MD.
Where did Gary Wiesman go to medical school?
Gary Wiesman, MD attended Loyola University of Chicago, Stritch School of Medicine, graduating in 1968.
How many Otolaryngology providers in Illinois work at ambulatory surgery centers?
41 Otolaryngology surgeons and proceduralists in Illinois are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Gary Wiesman among them. The Illinois Otolaryngology directory lists each one by city with credential, NPI, and center affiliations.
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