ICD-10-CM > S00-T88 > S30-S39 > S36 > S36.4 > S36.49 S36.49 Other injury of small intestine Non-Billable/Non-Specific Codes S36.490Other injury of duodenumS36.490A..., initial encounterS36.490D..., subsequent encounterS36.490S..., sequelaS36.498Other injury of other part of small intestineS36.498A..., initial encounterS36.498D..., subsequent encounterS36.498S..., sequelaS36.499Other injury of unspecified part of small intestineS36.499A..., initial encounterS36.499D..., subsequent encounterS36.499S..., sequela