Daniel GeenenM.D.

Gastroenterology·Milwaukee, WI

Daniel Geenen, M.D. is a Gastroenterology provider in Milwaukee, WI affiliated with 2 ambulatory surgery centers in WI, as of July 2026.

NPI1144297508
Registered2006
Centers2
StateWI

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Ambulatory surgery centers

Centers whose service lines match this provider’s. Affiliations change; verify independently.

Southern Lakes Endoscopy CenterMilwaukee, WI · Gastroenterology · 29 on panelView center →
Center For Digestive Health LTDMilwaukee, WI · Gastroenterology · 30 on panelView center →

Daniel Geenen at a glance

Provider: Daniel Geenen
Credential: M.D.
Specialty: Gastroenterology
Procedures: Gastroenterology CPT codes
Location: Milwaukee, WI
NPI registered: 2006
NPI: 1144297508
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 Daniel Geenen practice?

Daniel Geenen, M.D. is based in Milwaukee, WI and is affiliated with 2 ambulatory surgery centers: Southern Lakes Endoscopy Center in Milwaukee, WI and Center For Digestive Health LTD in Milwaukee, WI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.

What is Daniel Geenen's NPI number?

Daniel Geenen's National Provider Identifier (NPI) is 1144297508, registered in 2006. Specialty on record: Gastroenterology; credential M.D.

How many Gastroenterology providers in Wisconsin work at ambulatory surgery centers?

103 Gastroenterology surgeons and proceduralists in Wisconsin are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Daniel Geenen among them. The Wisconsin Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.

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