ICD-10-CM > S00-T88 > S30-S39 > S36 > S36.5 > S36.52 > S36.529 S36.529 Contusion of unspecified part of colon Non-Billable/Non-Specific Codes S36.529A..., initial encounterS36.529D..., subsequent encounterS36.529S..., sequela