ICD-10-CM > M00-M99 > M91-M94 > M93 > M93.8 > M93.86 M93.86 Other specified osteochondropathies lower leg Non-Billable/Non-Specific Codes M93.861Other specified osteochondropathies, right lower legM93.862Other specified osteochondropathies, left lower legM93.869Other specified osteochondropathies, unspecified lower leg