We are accepting all major insurance including Anthem BCBS!

Patient Reviews

Finding a provider who will truly listen to your concerns is not always easy. Here at Specialists in Gastroenterology, our patients are always our top priority. Our gastrointestinal providers create a thoughtful, caring environment where you can feel heard and all of your GI concerns are addressed. You can trust us to provide you with customized care for you and your condition. Feel free to browse through our reviews, so that you can see for yourself the time and dedication that our specialists give to each one of our patients in the St. Louis, MO community.

5.0 Review from G.N. Source: Google Oct 20 2023

"Professional and expedient making the procedure seamless. Everyone was very kind and considerate, taking time to listen to the patient."

5.0 Review from K.H. Source: Google Oct 26 2022

"Dr. Thyssen is very knowledgeable, thorough and has a pleasant bedside manner. Thank you Dr. Thyssen and staff!"

5.0 Review from P.G. Source: Google Oct 26 2021

"I have great respect for Dr. Thyssen. I have been going here for 20+ years as colon cancer runs in my family. He is very thorough and very knowledgeable. His staff is also the best and everyone does a fabulous job at this facility."