ICD-10-CM > M00-M99 > M70-M79 > M70 > M70.8 > M70.83 M70.83 Other soft tissue disorders related to use, overuse and pressure of forearm Non-Billable/Non-Specific Codes M70.831Other soft tissue disorders related to use, overuse and pressure, right forearmM70.832Other soft tissue disorders related to use, overuse and pressure, left forearmM70.839Other soft tissue disorders related to use, overuse and pressure, unspecified forearm