ICD-10-CM > S00-T88 > S50-S59 > S56 > S56.9 S56.9 Injury of unspecified muscles, fascia and tendons at forearm level Non-Billable/Non-Specific Codes S56.90Unspecified injury of unspecified muscles, fascia and tendons at forearm levelS56.901Unspecified injury of unspecified muscles, fascia and tendons at forearm level, right armS56.901A..., initial encounterS56.901D..., subsequent encounterS56.901S..., sequelaS56.902Unspecified injury of unspecified muscles, fascia and tendons at forearm level, left armS56.902A..., initial encounterS56.902D..., subsequent encounterS56.902S..., sequelaS56.909Unspecified injury of unspecified muscles, fascia and tendons at forearm level, unspecified armS56.909A..., initial encounterS56.909D..., subsequent encounterS56.909S..., sequelaS56.91Strain of unspecified muscles, fascia and tendons at forearm levelS56.911Strain of unspecified muscles, fascia and tendons at forearm level, right armS56.911A..., initial encounterS56.911D..., subsequent encounterS56.911S..., sequelaS56.912Strain of unspecified muscles, fascia and tendons at forearm level, left armS56.912A..., initial encounterS56.912D..., subsequent encounterS56.912S..., sequelaS56.919Strain of unspecified muscles, fascia and tendons at forearm level, unspecified armS56.919A..., initial encounterS56.919D..., subsequent encounterS56.919S..., sequelaS56.92Laceration of unspecified muscles, fascia and tendons at forearm levelS56.921Laceration of unspecified muscles, fascia and tendons at forearm level, right armS56.921A..., initial encounterS56.921D..., subsequent encounterS56.921S..., sequelaS56.922Laceration of unspecified muscles, fascia and tendons at forearm level, left armS56.922A..., initial encounterS56.922D..., subsequent encounterS56.922S..., sequelaS56.929Laceration of unspecified muscles, fascia and tendons at forearm level, unspecified armS56.929A..., initial encounterS56.929D..., subsequent encounterS56.929S..., sequelaS56.99Other injury of unspecified muscles, fascia and tendons at forearm levelS56.991Other injury of unspecified muscles, fascia and tendons at forearm level, right armS56.991A..., initial encounterS56.991D..., subsequent encounterS56.991S..., sequelaS56.992Other injury of unspecified muscles, fascia and tendons at forearm level, left armS56.992A..., initial encounterS56.992D..., subsequent encounterS56.992S..., sequelaS56.999Other injury of unspecified muscles, fascia and tendons at forearm level, unspecified armS56.999A..., initial encounterS56.999D..., subsequent encounterS56.999S..., sequela