ICD-10-CM > M00-M99 > M86-M90 > M87 > M87.0 > M87.02 M87.02 Idiopathic aseptic necrosis of humerus Non-Billable/Non-Specific Codes M87.021Idiopathic aseptic necrosis of right humerusM87.022Idiopathic aseptic necrosis of left humerusM87.029Idiopathic aseptic necrosis of unspecified humerus