ICD-10-CM > S00-T88 > S60-S69 > S63 > S63.1 > S63.11 > S63.111 S63.111 Subluxation of metacarpophalangeal joint of right thumb Non-Billable/Non-Specific Codes S63.111A..., initial encounterS63.111D..., subsequent encounterS63.111S..., sequela