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.
"The staff were very pleasant and helpful. Dr. Thyssen was thorough and made sure I understood everything. Dr. Thyssen called me the next day to give me the results of my bloodwork."
"Clinical excellence + compassion and genuine caring wrapped up into one human being is the best way I can describe Dr. Thyssen. He is a skilled GI doc who listens, asks questions and works with you to make sure you are getting great care. I am a nurse and really picky about the doctors I choose for myself and my family - Dr. Thyssen is fabulous!"
"Outstanding performance of the colonoscopy. Dr. Thyssen showed care, compassion and competence. He is supported by an excellent , experienced staff throughout the process."
"Dr Thyssen and everyone one his staff we welcoming and caring. I got lots of assurances and pats to comfort me. The Dr and all his staff are proficient and professional."
"The supporting personnel are all very efficient and professional. They go out of their way to make you comfortable. Dr. Thyssen is awesome. He is so positive and explains the test results very clearly. Even though it is years between tests, he never forgets you. He, too, is so professional."
"Dr Thyssen is a compassionate and friendly physician. He took the time to explain everything to my mom and myself, and made us feel comfortable with the upcoming procedure. The employees at SIG were all easy to deal with, understanding and made my mom's experience comfortable and stress free. SIG has appointments and procedures all in one building which makes for ease of patient care. There's no running the gauntlet of hospital corridors, registration and bouncing from one area to another. I would highly recommend Dr Thyssen and his staff."
"Dr. Thyssen is the best! He has a great personality and everyone I’ve spoken to has a lot of respect for him as a physician and as a person. He has performed numerous Upper GIs and Colonoscopys on me and I trust his expertise recommendations!"
"I am a long-time patient of Dr. Thyssen, so today’s positive experience was no surprise. The worst part of colonoscopy is the prep, but even it has improved over the years. The staff at SIG were friendly, professional, competent and prompt. The procedure was accomplished without discomfort and results shared with me before I was discharged. Dr. Thyssen is an extraordinary physician!"