ICD-10-CM > M00-M99 > M91-M94 > M93 > M93.2 > M93.26 M93.26 Osteochondritis dissecans knee Non-Billable/Non-Specific Codes M93.261Osteochondritis dissecans, right kneeM93.262Osteochondritis dissecans, left kneeM93.269Osteochondritis dissecans, unspecified knee