{"code":"M85.9","type":"code","title":"Disorder of bone density and structure, unspecified","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["osteogenesis imperfecta (Q78.0)","osteopetrosis (Q78.2)","osteopoikilosis (Q78.8)","polyostotic fibrous dysplasia (Q78.1)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Disorder of bone density and structure, unspecified is a billable ICD-10-CM diagnosis code (M85.9). Excludes1 (not coded here): osteogenesis imperfecta (Q78.0); osteopetrosis (Q78.2); osteopoikilosis (Q78.8); polyostotic fibrous dysplasia (Q78.1).","officialDefinition":"Disorder of bone density and structure, unspecified is a billable ICD-10-CM diagnosis code (M85.9). Excludes1 (not coded here): osteogenesis imperfecta (Q78.0); osteopetrosis (Q78.2); osteopoikilosis (Q78.8); polyostotic fibrous dysplasia (Q78.1).","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":""}