ICD-10-CM > M00-M99 > M86-M90 > M87 > M87.0 > M87.01 M87.01 Idiopathic aseptic necrosis of shoulder Non-Billable/Non-Specific Applicable To Idiopathic aseptic necrosis of clavicle and scapula Codes M87.011Idiopathic aseptic necrosis of right shoulderM87.012Idiopathic aseptic necrosis of left shoulderM87.019Idiopathic aseptic necrosis of unspecified shoulder