ICD-10-CM > S00-T88 > S60-S69 > S63 > S63.6 > S63.61 > S63.618 S63.618 Unspecified sprain of other finger Non-Billable/Non-Specific Applicable To Unspecified sprain of specified finger with unspecified laterality Codes S63.618A..., initial encounterS63.618D..., subsequent encounterS63.618S..., sequela