ICD-10-CM > S00-T88 > S60-S69 > S63 > S63.2 > S63.21 > S63.213 S63.213 Subluxation of metacarpophalangeal joint of left middle finger Non-Billable/Non-Specific Codes S63.213A..., initial encounterS63.213D..., subsequent encounterS63.213S..., sequela