ICD-10-CM > S00-T88 > S60-S69 > S66 > S66.1 > S66.12 > S66.129 S66.129 Laceration of flexor muscle, fascia and tendon of unspecified finger at wrist and hand level Non-Billable/Non-Specific Codes S66.129A..., initial encounterS66.129D..., subsequent encounterS66.129S..., sequela