Patient Reviews

Throughout our years of service to the Denver, CO community, we've provided a wide array of GI services. The caring and compassionate environment that we've cultivated in our office is one of the many reasons why our patients have trust and confidence in the care we provide. To learn more about our quality of care, browse through our reviews below. You will see for yourself the care you can expect from our GI specialists at Colorado Gastroenterology.

Reviews for Liver Masses or Cysts Topics in Denver, CO

5.0 Review from A.P. Source: Google May 25 2022

"Dr. Rufner surprised me with his attentiveness and listening skills. He took his time making me feel extremely comfortable and confident in my care plan. He told me his goal is to make me feel empowered."

5.0 Review from K... Source: Google May 25 2022

"The nurse was SO funny and friendly, all of the people working in the office were sweet and helpful, and the doctor was so informative. I felt listened to and felt like I really understood the full extent of the processes I was going to go through."

5.0 Review from J.B. Source: Google May 25 2021

"Dr Sieja is caring, thorough, and professional. He listened carefully, asked questions, and clarified expectations about my care."

5.0 Review from M.B. Source: Google May 25 2021

"Dr. Sieja was very detailed and thorough in discussing the issues that I had recently experienced. He was able to clearly articulate certain things that I needed to change that included both lifestyle and dietary changes. I would strongly recommend Dr. Sieja for anyone that needs to consult with a Gastroenterologist."

5.0 Review from M.C. Source: Google May 25 2021

"It was nice to be taken seriously and have my experiences thoughtfully considered when Dr Brenner was making a plan for my gut health"