Mario VelezMD
Gastroenterology·Milwaukee, WI
Mario Velez, MD is a Gastroenterology provider in Milwaukee, WI affiliated with 4 ambulatory surgery centers in WI, as of July 2026.
- NPI1477879765
- Registered2010
- Centers4
- StateWI
- Class of2010
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
- Center For Digestive Health LTDMilwaukee, WI · Gastroenterology · 30 on panelView center →
- Southern Lakes Endoscopy CenterMilwaukee, WI · Gastroenterology · 29 on panelView center →
- Gi Specialists LLCWaukesha, WI · Gastroenterology · 3 on panelView center →
- Mayfair Digestive Health Center LLCWauwatosa, WI · Gastroenterology · 4 on panelView center →
Education
Education on record as of August 2026.
Mario Velez at a glance
- Provider
- Mario Velez
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Milwaukee, WI
- Medical school
- Icahn School of Medicine at Mount Sinai
- Graduated
- 2010
- NPI registered
- 2010
- NPI
- 1477879765
- 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 Mario Velez practice?
Mario Velez, MD is based in Milwaukee, WI and is affiliated with 4 ambulatory surgery centers: Center For Digestive Health LTD in Milwaukee, WI, Southern Lakes Endoscopy Center in Milwaukee, WI, Gi Specialists LLC in Waukesha, WI, and Mayfair Digestive Health Center LLC in Wauwatosa, WI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Mario Velez's NPI number?
Mario Velez's National Provider Identifier (NPI) is 1477879765, registered in 2010. Specialty on record: Gastroenterology; credential MD.
Where did Mario Velez go to medical school?
Mario Velez, MD attended Icahn School of Medicine at Mount Sinai, graduating in 2010.
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, Mario Velez among them. The Wisconsin Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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