MGA Gastrointestinal Diagnostic and Therapeutic Center

The gastroenterologists and staff at MGA Gastrointestinal Diagnostic and Therapeutic Center are dedicated to providing quality, affordable care to the greater New Orleans community in our quest to lower colon cancer rates and treat an array of digestive diseases, including Crohn’s Disease, irritable bowel syndrome (IBS) and gastroesophageal reflux disease (GERD).

MGA Gastrointestinal Diagnostic and Therapeutic Center is skilled in performing a myriad of digestive procedures, including colonoscopy, esophageal dilation, flexible sigmoidoscopy, upper endoscopy and small bowel enteroscopy.

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For Your Visit

Our New Orleans gastroenterologists and staff at MGA Gastrointestinal Diagnostic and Therapeutic Center are committed to ensuring your experience with us is relaxed and worry-free, from your first office visit through your post-procedure follow-up. To assist us, we ask you read and comply with all guidelines.

We’re pleased to announce our partnership with StopColonCancerNow.com to help boost colon cancer screenings and prevention for residents in the Greater New Orleans area.

Patient Forms

At MGA Gastrointestinal Diagnostic and Therapeutic Center, your time is as valuable to us as it is to you. Upon scheduling your surgery, a member of our staff will provide you with the required forms to fill out.

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Insurance and Billing

MGA Gastrointestinal Diagnostic and Therapeutic Center accepts most major insurance. As a courtesy to you, we will bill your insurance carrier; however, we cannot tell you what your policy will cover.

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Tour Our Metairie Center

See a virtual walk through.

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4.9 /5

2,303 Reviews

May 11, 2026

Google • MGA Gastrointestinal Diagnostic and Therapeutic Center Metairie

Everything good!

Google • MGA Gastrointestinal Diagnostic and Therapeutic Center

That was the Best place for a colonoscopy.They made you comfortable and not so anxious. Every single person in office waiting room, staff in procedure prep and recovery was So Nice. They were such happy people. And Dr. Weggmen has a great bedside manner. So Sweet and reassuring .I would definitely recommend this place.

Named One of the Nation’s Best ASCs by U.S. News & World Report!

Named a 2026 Best Ambulatory Surgery Center by Newsweek

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How We're Keeping You Safe

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