ICD-10-CM > S00-T88 > S30-S39 > S36 > S36.4 > S36.41 > S36.419 S36.419 Primary blast injury of unspecified part of small intestine Non-Billable/Non-Specific Codes S36.419A..., initial encounterS36.419D..., subsequent encounterS36.419S..., sequela