At GI Alliance of Illinois, we are a physician-led practice with a patient-centric focus, meaning you will always be our top priority. We know how important it is to feel comfortable with your provider and to know that you are cared about every step of the way. When choosing a provider, it is important to find one that is not only knowledgeable about your GI condition but one that can provide you with the support you need. Our practice is known across the state because of our top rated gastroenterologists and staff. We would love for you to browse through the reviews below from past and present patients who have been right where you are so that you can make the most informed decision when choosing a GI provider. Once you have read the reviews, reach out to a GI Alliance of Illinois location near you— we would love a chance to connect with you and find out how we can help you achieve better GI health.
"Everyone in the office was very professional and informative. The procedure when smoothly and right at the appointment time provided. Highly recommend."
"Dr Wei Sun is a great physician. He took his time with me to understand my issues. He was very thorough, and I have great confidence in him and his office team."
"Dr. Sun is a very competent, professional, and caring provider. He takes the time to listen, and is always respectful. His staff is equally competent and caring. I would highly recommend him to anybody looking for a gastroenterologist. You are in good hands here."
"As always the staff was wonderful. I really like the music in the surgical area. I’ve never had a bad experience it was fast, efficient, and very welcoming. Thanks as always."
"Dr Sun was very helpful. He was able to answer my questions and offer a prescription that I was looking for via telehealth phone call. It saved me a trip into the office since what I really needed was a renewal of a prescription. I felt like he asked all the proper questions and made sure I was on the right track."
"Courtious staff , procedure done not only on time but actually a few minutes early , They answered any questions I had AndTook the time to make sure I understood everything"
"Dr. Wei took the time to listen. He provided a thorough explanation of the possible causes for the symptoms I was experiencing. Dr. Wei discussed different diagnostic work he was considering and took into account my preference when ordering tests. It was a very positive experience."
"The place was very clean and professional looking, the nurse was nice and Dr Sun seemed confident and very knowledgeable and explained the next steps I should take with my health plan"
"This is a very nice location. Everything was great from the check in. I was taken to my room early, gotta love that. Dr Sun was wonderful, he asked the right questions to determine the next plan with my health. He is a compassionate person who takes his time to learn about his patient in the short time I was there. I love this location and will return without hesitation if needex."
"Professional Doctor understand the patient need Explain all the details for procedure. I have Doctor Wei Sun take care of all problems for my health. Jonathan Mai"
"Dr Sun is very thorough and explains everything clearly and concisely. I find his demeanor pleasant and I would highly recommend him for any Gastrointestinal issues."
"Highly recommend… take his time to review the blood works and test results. Always there to answer any questions or concerns. Not in a rush. He is very detail and compassionate. His office staff are very efficient and always there to answer questions."
"This was my first visit with Dr Sun!! He made me feel so comfortable right away. He explained everything to me in a way that I can understand it. I was nervous about all the test I have to do but was very comforted knowing he will be doing the procedure. I’m very happy with him!!"
"I just had my first ever visit to a Gastroenterologist after receiving a positive diagnosis to a Cologuard test. Dr Sun appeared to be very professional, and explained what various results could mean. His office staff was also very courteous and efficient, especially the person who scheduled my Colonoscopy."
"Doctor Sun wei is a ver experienced doctor and really takes the time to hear your concerns also he explained our plan of treatment well. My family nephew and sister also sees doctor wei we trust him."
"Dr Sun was very attentive, excellent bedside manner. Skilled and knowledgeable. Answered all my questions. I have trusted him twice with my procedures and would trust him again"
"Dr. Sun did a great job with my health exam. He explained everything to me in a very clear manner. He was also kind and friendly. Staff was great, too! I am so glad I chose Illinois Gastroenterology Group: Elgin and would highly recommend to anyone."
"Dr Wei Sun and the staff are wonderful. Everyone made me feel very comfortable and they all enjoyed my time while waiting and during my Procedure. Also did a courtesy call to see if I was doing fine. Thanks for everything."
"Dr. Sun is a very bright and thorough doctor who considers all aspects when deciding on a course of treatment that he feels works best for his patients."
"This was a pleasant experience here. This was my first time with Dr. Sun but he made me feel very comfortable. As usual for a colonoscopy, the worst part was the prep but after that the Elgin group made me very comfortable."
"I went in for a colonoscopy and an endoscopy I was so scared and Doctor Sun was so great in helping and doing both procedures I hope I don't need the gastro group again but if I do Dr.Sun is my first call"
"I was very pleased with the manner I was taken care of the staff was very friendly and professional I felt at home and was impressed with the service I had two procedures done the same day and didn’t feel a thing great people great place everything was explained prior to entry I was confident all would go well"
"Up on coming to my visit Dr Sun was nice and his aids i talk to him about my problems he was concern about them and scheduled a appointment for surgery right away."