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.

Learn More

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.

Learn More

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.

Learn More

Tour Our Metairie Center

See a virtual walk through.

Learn More

4.9 /5

2,307 Reviews

May 13, 2026

Google • MGA Gastrointestinal Diagnostic and Therapeutic Center

Good professional service among all that provided service

Google • MGA Gastrointestinal Diagnostic and Therapeutic Center Metairie

I cannot recommend this facility highly enough for anyone needing a colonoscopy. From the moment I walked in, the atmosphere was professional, calm, and incredibly efficient, which immediately put my nerves at ease. The nursing staff was the standout for me. They treated me with genuine dignity and kindness, explaining every step of the process so there were no surprises. It’s clear they prioritize patient comfort just as much as clinical excellence. As for the procedure itself, the medical team and anesthesiology were top-tier. The intake was thorough, the sedation was handled perfectly, and I woke up feeling well-monitored and completely at ease. They provided clear, easy-to-understand results immediately afterward, along with detailed discharge instructions that made the rest of my day stress-free. If you’ve been putting off this screening, this is the place to go. They have mastered the balance of high-tech medical precision and high-touch human compassion. Truly the gold standard for gastroenterological care!

A well oiled machine! My experience was seamless and the whole process was ez for me and my family member who accompanied me! I was given thorough and clear instructions from the facility pre op and all of my questions were addressed. The facility was clean and bright and very comfortable. My care was very personal and professional. Dr Marino is the greatest and Scott my CRNA made me feel very comfortable and at ease. He provided the best of care as well as being very kind and caring. Shout out to my recovery nurse Kayla and my pre op nurse was also amazing! I highly recommend this facility!

May 11, 2026

Everything good!

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

Named a 2026 Best Ambulatory Surgery Center by Newsweek

Celebrating Our Patient Experience Scores

Take Action at 45 to Beat the Trend!

Thank you, Metairie!

How We're Keeping You Safe

Prevent Colon Cancer

Request an Appointment

About Us