Documentation of medical reason(s) for a colonoscopy performed on a patient greater than or equal to 86 years of age (e.g., iron deficiency anemia, lower gastrointestinal bleeding, familial history of adenomatous polyposis, lynch syndrome (i.e., hereditary non-polyposis colorectal cancer), inflammatory bowel disease (i.e., crohn's disease or ulcerative colitis), abnormal finding of gastrointestinal tract, weight loss, or changes in bowel habits)