ICD-10-CM > M00-M99 > M70-M79 > M70 > M70.9 > M70.97 M70.97 Unspecified soft tissue disorder related to use, overuse and pressure of ankle and foot Non-Billable/Non-Specific Codes M70.971Unspecified soft tissue disorder related to use, overuse and pressure, right ankle and footM70.972Unspecified soft tissue disorder related to use, overuse and pressure, left ankle and footM70.979Unspecified soft tissue disorder related to use, overuse and pressure, unspecified ankle and foot