{"code":"M87.0","type":"code","title":"Idiopathic aseptic necrosis of bone","codeAlso":[],"includes":["avascular necrosis of bone"],"modern_v":"official26","codeFirst":[],"excludes1":["juvenile osteonecrosis (M91-M92)","osteochondropathies (M90-M93)","postprocedural osteopathies (M96.-)"],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["M87.01","M87.011","M87.012","M87.019","M87.02","M87.021","M87.022","M87.029","M87.03","M87.031","M87.032","M87.033","M87.034","M87.035","M87.036","M87.037","M87.038","M87.039","M87.04","M87.041","M87.042","M87.043","M87.044","M87.045","M87.046","M87.05","M87.050","M87.051","M87.052","M87.059","M87.06","M87.061","M87.062","M87.063","M87.064","M87.065","M87.066","M87.07","M87.071","M87.072","M87.073","M87.074","M87.075","M87.076","M87.077","M87.078","M87.079","M87.08","M87.09"],"inclusionTerms":[],"sibling_titles":{"code":"M87.09","title":"Idiopathic aseptic necrosis of bone, multiple sites","isBillable":true},"useAdditionalCode":["code to identify major osseous defect, if applicable (M89.7-)"],"clinicalDefinition":"Idiopathic aseptic necrosis of bone is a non-billable ICD-10-CM category code (M87.0). A more specific billable subcode must be selected for claims submission. Includes: avascular necrosis of bone. Excludes1 (not coded here): juvenile osteonecrosis (M91-M92); osteochondropathies (M90-M93); postprocedural osteopathies (M96.-). Use additional code: code to identify major osseous defect, if applicable (M89.7-).","officialDefinition":"Idiopathic aseptic necrosis of bone is a non-billable ICD-10-CM category code (M87.0). A more specific billable subcode must be selected for claims submission. Includes: avascular necrosis of bone. Excludes1 (not coded here): juvenile osteonecrosis (M91-M92); osteochondropathies (M90-M93); postprocedural osteopathies (M96.-). Use additional code: code to identify major osseous defect, if applicable (M89.7-).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}