ICD-10-CM > S00-T88 > S60-S69 > S63 > S63.2 > S63.22 > S63.223 S63.223 Subluxation of unspecified interphalangeal joint of left middle finger Non-Billable/Non-Specific Codes S63.223A..., initial encounterS63.223D..., subsequent encounterS63.223S..., sequela