ICD-10-CM > S00-T88 > S60-S69 > S68 > S68.5 > S68.52 > S68.521 S68.521 Partial traumatic transphalangeal amputation of right thumb Non-Billable/Non-Specific Codes S68.521A..., initial encounterS68.521D..., subsequent encounterS68.521S..., sequela