ICD-10-CM > M00-M99 > M91-M94 > M93 > M93.2 > M93.21 M93.21 Osteochondritis dissecans of shoulder Non-Billable/Non-Specific Codes M93.211Osteochondritis dissecans, right shoulderM93.212Osteochondritis dissecans, left shoulderM93.219Osteochondritis dissecans, unspecified shoulder