ICD-10-CM > S00-T88 > S90-S99 > S90 > S90.3 > S90.30 S90.30 Contusion of unspecified foot Non-Billable/Non-Specific Applicable To Contusion of foot NOS Codes S90.30XA..., initial encounterS90.30XD..., subsequent encounterS90.30XS..., sequela