ICD-10-CM > S00-T88 > S60-S69 > S66 > S66.8 > S66.82 > S66.821 S66.821 Laceration of other specified muscles, fascia and tendons at wrist and hand level, right hand Non-Billable/Non-Specific Codes S66.821A..., initial encounterS66.821D..., subsequent encounterS66.821S..., sequela