ICD-10-CM > S00-T88 > S60-S69 > S63 > S63.2 > S63.21 > S63.218 > S63.218A S63.218A Subluxation of metacarpophalangeal joint of other finger, initial encounter Billable/Specific Copy Code Copy Description Applicable To Subluxation of metacarpophalangeal joint of specified finger with unspecified laterality