Brian Hallis
Brian Hallis is a General Surgery provider in Madison, WI, as of July 2026.
- NPI1891323549
- Registered2020
- Class of2020
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Brian Hallis at a glance
- Provider
- Brian Hallis
- Specialty
- General Surgery
- Procedures
- General Surgery CPT codes
- Location
- Madison, WI
- Medical school
- Medical College of Wisconsin
- Graduated
- 2020
- NPI registered
- 2020
- NPI
- 1891323549
- 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 Brian Hallis practice?
Brian Hallis is based in Madison, WI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Brian Hallis's NPI number?
Brian Hallis's National Provider Identifier (NPI) is 1891323549, registered in 2020. Specialty on record: General Surgery.
Where did Brian Hallis go to medical school?
Brian Hallis attended Medical College of Wisconsin, graduating in 2020.
How many General Surgery providers in Wisconsin work at ambulatory surgery centers?
98 General Surgery surgeons and proceduralists in Wisconsin are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Brian Hallis among them. The Wisconsin General Surgery directory lists each one by city with credential, NPI, and center affiliations.
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