Kevin M. Rufner, MD

Dr. Kevin M. Rufner is a board-certified gastroenterologist serving Lone Tree and Castle Rock. With advanced expertise in colonoscopy, EGD, ERCP, and inflammatory bowel disease care, he is known for clear communication, clinical precision, and compassionate guidance through complex digestive conditions.

“My goal is to combine advanced endoscopic expertise with thoughtful, individualized care so every patient feels informed, supported, and confident in their treatment plan.”

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Castle Rock Adventist 2350 Meadows Blvd., Castle Rock, CO 80109

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Patient Testimonials

Patient Submitted Review

Dr. Rufner is unlike any other doctor I’ve met. He guided me through an autoimmune liver disease with empathy and expertise. Three years later, I’m in remission and healing.

Patient Submitted Review

Dr. Rufner, the nurses, and the entire staff were friendly and helpful. Everything was explained clearly, and they made my first procedure comfortable and reassuring.

Patient Submitted Review

Dr. Rufner and his staff are top notch. Every step was explained, an insurance issue was resolved immediately, and he personally followed up with me after my procedure.

Patient Submitted Review

Dr. Rufner explains everything thoroughly and never makes me feel rushed. He answers every question and makes you feel comfortable right away. I’ve seen him for years and that has never changed.

Patient Submitted Review

Dr. Rufner performed my colonoscopy and endoscopy. He communicated clearly before and after, demonstrating professionalism and experience. Highly recommended.

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Biography

Kevin M. Rufner, MD, MPH, is a board-certified gastroenterologist providing comprehensive digestive care in Lone Tree and Castle Rock. He specializes in advanced endoscopic procedures, including colonoscopy, upper endoscopy (EGD), ERCP with cholangioscopy, capsule endoscopy, esophageal function testing, and complex stricture management.

Dr. Rufner completed his Gastroenterology and Hepatology fellowship at the University of Colorado Health Sciences Center, where he also trained in Internal Medicine.

He earned his Doctor of Medicine and Master of Public Health degrees from Tufts University School of Medicine.

He has a particular clinical interest in inflammatory bowel disease and is committed to helping patients navigate complex diagnoses with clarity and confidence.

Recognized for both technical expertise and compassionate care, Dr. Rufner is dedicated to delivering personalized treatment plans that prioritize long-term digestive health and patient understanding.

Education

Dr. Rufner’s academic training reflects a strong foundation in both clinical medicine and public health, with advanced subspecialty training in gastroenterology and hepatology.

  • Bachelor’s Degree: B.S. in Biochemistry/Cellular Biology, University of California, San Diego
  • Doctor of Medicine: M.D., Tufts University School of Medicine
  • Residency: Internal Medicine Residency, University of Colorado Health Sciences Center

Professional Committees

  • American College of Gastroenterology
  • Crohn’s and Colitis Foundation of America
  • Colorado Medical Society

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