Sean ObrienMD
Vascular Surgery·Kalamazoo, MI
Sean Obrien, MD is a Vascular Surgery provider in Kalamazoo, MI, as of July 2026.
- NPI1952368896
- Registered2006
- Class of1992
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Sean Obrien at a glance
- Provider
- Sean Obrien
- Credential
- MD
- Specialty
- Vascular Surgery
- Location
- Kalamazoo, MI
- Medical school
- Michigan State University College of Human Medicine
- Graduated
- 1992
- NPI registered
- 2006
- NPI
- 1952368896
- 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 Sean Obrien practice?
Sean Obrien, MD is based in Kalamazoo, MI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Sean Obrien's NPI number?
Sean Obrien's National Provider Identifier (NPI) is 1952368896, registered in 2006. Specialty on record: Vascular Surgery; credential MD.
Where did Sean Obrien go to medical school?
Sean Obrien, MD attended Michigan State University College of Human Medicine, graduating in 1992.
How many Vascular Surgery providers in Michigan work at ambulatory surgery centers?
28 Vascular Surgery surgeons and proceduralists in Michigan are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Sean Obrien among them. The Michigan Vascular Surgery directory lists each one by city with credential, NPI, and center affiliations.
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