ICD-9-CM 850.5 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 850.5 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Diverticulitis is a common digestive disease which involves the formation of pouches (diverticula) within the bowel wall.This process is known as diverticulosis, and typically occurs within the large intestine, or colon, although it can occasionally occur in the small intestine as well.iverticulitis is a common digestive disease which involves the formation of pouches (diverticula) within the bowel wall.
Facts About Diverticulitis and Diverticulosis. 1  Diverticulosis is a condition that describes small pouches in the wall of the digestive tract that occur when the inner layer of the digestive tract bulges through weak spots in the outer layer.  One of the main causes of diverticulosis is a diet low in fiber.