ICD-10-CM > S00-T88 > S30-S39 > S36 > S36.5 > S36.52 > S36.522 S36.522 Contusion of descending [left] colon Non-Billable/Non-Specific Codes S36.522A..., initial encounterS36.522D..., subsequent encounterS36.522S..., sequela