ICD-10-CM > S00-T88 > S60-S69 > S63 > S63.4 > S63.42 > S63.423 S63.423 Traumatic rupture of palmar ligament of left middle finger at metacarpophalangeal and interphalangeal joint Non-Billable/Non-Specific Codes S63.423A..., initial encounterS63.423D..., subsequent encounterS63.423S..., sequela