ICD-10-CM > S00-T88 > S30-S39 > S36 > S36.6 > S36.69 S36.69 Other injury of rectum Non-Billable/Non-Specific Applicable To Secondary blast injury of rectum Codes S36.69XA..., initial encounterS36.69XD..., subsequent encounterS36.69XS..., sequela