Mark KeldahlMD
Mark Keldahl, MD is a Vascular Surgery provider in Chicago, IL, as of July 2026.
- NPI1114181658
- Registered2008
- Class of2004
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Mark Keldahl at a glance
- Provider
- Mark Keldahl
- Credential
- MD
- Specialty
- Vascular Surgery
- Location
- Chicago, IL
- Medical school
- Rush Medical College of Rush University
- Graduated
- 2004
- NPI registered
- 2008
- NPI
- 1114181658
- 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 Mark Keldahl practice?
Mark Keldahl, MD is based in Chicago, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Mark Keldahl's NPI number?
Mark Keldahl's National Provider Identifier (NPI) is 1114181658, registered in 2008. Specialty on record: Vascular Surgery; credential MD.
Where did Mark Keldahl go to medical school?
Mark Keldahl, MD attended Rush Medical College of Rush University, graduating in 2004.
How many Vascular Surgery providers in Illinois work at ambulatory surgery centers?
20 Vascular Surgery surgeons and proceduralists in Illinois are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Mark Keldahl among them. The Illinois Vascular Surgery directory lists each one by city with credential, NPI, and center affiliations.
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