Procedures Preformed by Dr. Eugene F. Yen, MD

• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Endoscopy (Esophagus, Stomach, Small Intestine)
• ERCP (Endoscopic Retrograde Cholangiopancreatography)
• Esophageal Stenting
• Flexible Sigmoidoscopy
• Radiofrequency Ablation
• Small Bowel Enteroscopy
• Tumor Ablation