ICD-10-CM > S00-T88 > S60-S69 > S66 > S66.9 > S66.92 > S66.921 S66.921 Laceration of unspecified muscle, fascia and tendon at wrist and hand level, right hand Non-Billable/Non-Specific Codes S66.921A..., initial encounterS66.921D..., subsequent encounterS66.921S..., sequela