unspecified 530.81 Esophageal reflux 555.0 Regioanl enteritis of small intestine 556.9 Regional enteritis, unspecified 558.9 Gastroenteritis & Colitis, unspecified 564.00 Constipation, unspecified 564.1 Irritable bowel syndrome 569.3 Hemorrhage of anus and rectum 571.5 Cirrhosis Liver w/o mention of alcohol 5...