{"code":"D42.9","type":"code","title":"Neoplasm of uncertain behavior of meninges, unspecified","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["neoplasms of unspecified behavior (D49.-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Neoplasm of uncertain behavior of meninges, unspecified is a billable ICD-10-CM diagnosis code (D42.9). Excludes1 (not coded here): neoplasms of unspecified behavior (D49.-).","officialDefinition":"Neoplasm of uncertain behavior of meninges, unspecified is a billable ICD-10-CM diagnosis code (D42.9). Excludes1 (not coded here): neoplasms of unspecified behavior (D49.-).","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":""}