ICD-10-CM > S00-T88 > S30-S39 > S36 > S36.4 > S36.42 > S36.429 S36.429 Contusion of unspecified part of small intestine Non-Billable/Non-Specific Codes S36.429A..., initial encounterS36.429D..., subsequent encounterS36.429S..., sequela