Welcome to GI Specialists

Colon Cancer Screening | Complete Gastroenterology Care | Naples, FL

Introducing Axonics Therapy

Real relief is here.


If your days are taken over by bowel leaks and trips to the bathroom, you're not alone. Millions of people worldwide suffer from fecal incontinence. A life with fewer accidents is possible, without the pads, pills, and planning. Tens of thousands of people have already found real relief with Axonics Therapy.

Introducing Cellvizio

Helping detect Barrett’s esophagus and esophageal cancer sooner


Cellvizio® is a confocal microscope used in conjunction with an EGD (upper endoscopy) that can help detect cellular changes leading to Barrett’s esophagus, the only known precursor to esophageal cancer, sooner.

Patients planning to undergo an EGD procedure can elect to include Cellvizio, which is covered by Medicare, Medicaid, and most insurance plans.

 Not sure where to begin? Call us today at (239) 593-6201 to ask about procedures, appointments, insurance, and more. We are happy to help!

Your Health Begins on the Inside

As the premier gastroenterology and hepatology practice in North Naples we would like to welcome you to Gastroenterology Specialists of Southwest Florida, PA., the offices of Steven Meckstroth, MD, Alexandra Grace, D.O., MPH, William Gonzalez, PA-C, Karina Hooper, PA-C and Patrice N. Webb, PA-C. We specialize in the treatment of diseases of the digestive system. Our dedicated team of health professionals performs diagnostic testing in gastroenterology, such as colonoscopy and upper endoscopy.


Our Doctors


Alexandra Grace, DO, MPH
Gastroenterology Specialist

Steven A. Meckstroth, MD
Gastroenterology Specialist

What our Patients are Saying


I have been a patient for a couple of years now. They are amazing at what they do…very knowledgeable and compassionate. I wouldn't go anywhere else! You'll be in good hands at Gastroenterology Specialists. – C.F.

I was recommended to Dr. Meckstroth for my first colonoscopy. The process from start to finish was impressive. The staff couldn't have been more thorough, courteous, and highly knowledgeable in their field. I would highly recommend. – M.G.

I finally found a Doctor and office staff who truly cares. This is the best Doctor and Staff in Naples. I have a very difficult case and they will not give up until they find the answers. So professional. Thank you . - P.G.

Dr. Grace and her staff were absolutely wonderful and took very good care of my husband. They answered all of our questions and set up a good plan for his recovery. Thank you so much for being such a efficient and caring place to go. We appreciate everything you have done for us. - C.V.

Our Procedures

A gastroenterologist (GI doctor) is a medical professional who has advanced training in the diagnoses, treatment, and prevention of all conditions that affect the digestive system. Gastroenterologists can conduct an array of procedures to accomplish this goal, including Colonoscopy, Upper Gastrointestinal Endoscopy, Endoscopic Ultrasound, and many more. Explore the details and benefits of these procedures here.


Conditions we Diagnose and Treat

Gastroenterology Specialists of Southwest Florida provides state-of-the-art medical care for common, chronic, and complex GI and liver conditions. Find out more about some of the most common conditions we treat:


Contact us Today