Nicole GeissenD.O.
Nicole Geissen, D.O. is a Thoracic Surgery provider in Chicago, IL, as of July 2026.
- NPI1841422482
- Registered2009
- Class of2008
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Nicole Geissen at a glance
- Provider
- Nicole Geissen
- Credential
- D.O.
- Specialty
- Thoracic Surgery
- Location
- Chicago, IL
- Medical school
- Philadelphia College of Osteopathic Medicine
- Graduated
- 2008
- NPI registered
- 2009
- NPI
- 1841422482
- 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 Nicole Geissen practice?
Nicole Geissen, D.O. is based in Chicago, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Nicole Geissen's NPI number?
Nicole Geissen's National Provider Identifier (NPI) is 1841422482, registered in 2009. Specialty on record: Thoracic Surgery; credential D.O.
Where did Nicole Geissen go to medical school?
Nicole Geissen, D.O. attended Philadelphia College of Osteopathic Medicine, graduating in 2008.
How many Thoracic Surgery providers in Illinois work at ambulatory surgery centers?
9 Thoracic Surgery surgeons and proceduralists in Illinois are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Nicole Geissen among them. The Illinois Thoracic Surgery directory lists each one by city with credential, NPI, and center affiliations.
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