ICD-10-CM > S00-T88 > S60-S69 > S66 > S66.9 S66.9 Injury of unspecified muscle, fascia and tendon at wrist and hand level Non-Billable/Non-Specific Codes S66.90Unspecified injury of unspecified muscle, fascia and tendon at wrist and hand levelS66.901Unspecified injury of unspecified muscle, fascia and tendon at wrist and hand level, right handS66.901A..., initial encounterS66.901D..., subsequent encounterS66.901S..., sequelaS66.902Unspecified injury of unspecified muscle, fascia and tendon at wrist and hand level, left handS66.902A..., initial encounterS66.902D..., subsequent encounterS66.902S..., sequelaS66.909Unspecified injury of unspecified muscle, fascia and tendon at wrist and hand level, unspecified handS66.909A..., initial encounterS66.909D..., subsequent encounterS66.909S..., sequelaS66.91Strain of unspecified muscle, fascia and tendon at wrist and hand levelS66.911Strain of unspecified muscle, fascia and tendon at wrist and hand level, right handS66.911A..., initial encounterS66.911D..., subsequent encounterS66.911S..., sequelaS66.912Strain of unspecified muscle, fascia and tendon at wrist and hand level, left handS66.912A..., initial encounterS66.912D..., subsequent encounterS66.912S..., sequelaS66.919Strain of unspecified muscle, fascia and tendon at wrist and hand level, unspecified handS66.919A..., initial encounterS66.919D..., subsequent encounterS66.919S..., sequelaS66.92Laceration of unspecified muscle, fascia and tendon at wrist and hand levelS66.921Laceration of unspecified muscle, fascia and tendon at wrist and hand level, right handS66.921A..., initial encounterS66.921D..., subsequent encounterS66.921S..., sequelaS66.922Laceration of unspecified muscle, fascia and tendon at wrist and hand level, left handS66.922A..., initial encounterS66.922D..., subsequent encounterS66.922S..., sequelaS66.929Laceration of unspecified muscle, fascia and tendon at wrist and hand level, unspecified handS66.929A..., initial encounterS66.929D..., subsequent encounterS66.929S..., sequelaS66.99Other injury of unspecified muscle, fascia and tendon at wrist and hand levelS66.991Other injury of unspecified muscle, fascia and tendon at wrist and hand level, right handS66.991A..., initial encounterS66.991D..., subsequent encounterS66.991S..., sequelaS66.992Other injury of unspecified muscle, fascia and tendon at wrist and hand level, left handS66.992A..., initial encounterS66.992D..., subsequent encounterS66.992S..., sequelaS66.999Other injury of unspecified muscle, fascia and tendon at wrist and hand level, unspecified handS66.999A..., initial encounterS66.999D..., subsequent encounterS66.999S..., sequela