Doctors and staff of GI Excellence, Inc. have made compassionate patient care a core element of GI-Excellence's everyday clinical competency. State of the Art Technology. We utilize the new PENTAX 90 I-FLEX HD scopes providing us 1.25 megapixels of detection power. We now see more than ever before with the highest clarity and truest color.About Us‧Patient Info‧Services‧Physician Referrals‧Contact Us.