ICD-10-CM > E00-E89 > E70-E88 > E74 > E74.3 E74.3 Other disorders of intestinal carbohydrate absorption Non-Billable/Non-Specific Type 2 Excludes lactose intolerance (E73.-) Codes E74.31Sucrase-isomaltase deficiencyE74.39Other disorders of intestinal carbohydrate absorption