ICD-10-CM > M00-M99 > M86-M90 > M87 > M87.3 > M87.32 M87.32 Other secondary osteonecrosis, humerus Non-Billable/Non-Specific Codes M87.321Other secondary osteonecrosis, right humerusM87.322Other secondary osteonecrosis, left humerusM87.329Other secondary osteonecrosis, unspecified humerus