{"code":"J98.5","type":"code","title":"Diseases of mediastinum, not elsewhere classified","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["newborn apnea (P28.4-)","newborn sleep apnea (P28.3-)"],"excludes2":["abscess of mediastinum (J85.3)","apnea NOS (R06.81)","sleep apnea (G47.3-)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"inclusionTerms":[],"useAdditionalCode":["code to identify:","exposure to environmental tobacco smoke (Z77.22)","exposure to tobacco smoke in the perinatal period (P96.81)","history of tobacco dependence (Z87.891)","occupational exposure to environmental tobacco smoke (Z57.31)","tobacco dependence (F17.-)","tobacco use (Z72.0)"],"clinicalDefinition":"Diseases of mediastinum, not elsewhere classified is a non-billable ICD-10-CM category code (J98.5). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): newborn apnea (P28.4-); newborn sleep apnea (P28.3-). Excludes2 (not included here): abscess of mediastinum (J85.3); apnea NOS (R06.81); sleep apnea (G47.3-). Use additional code: code to identify:; exposure to environmental tobacco smoke (Z77.","officialDefinition":"Diseases of mediastinum, not elsewhere classified is a non-billable ICD-10-CM category code (J98.5). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): newborn apnea (P28.4-); newborn sleep apnea (P28.3-). Excludes2 (not included here): abscess of mediastinum (J85.3); apnea NOS (R06.81); sleep apnea (G47.3-). Use additional code: code to identify:; exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0).","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":"","noteProvenance":{"newborn apnea (P28.4-)":"J98","newborn sleep apnea (P28.3-)":"J98","apnea NOS (R06.81)":"J98","sleep apnea (G47.3-)":"J98","code to identify:":"J98","exposure to environmental tobacco smoke (Z77.22)":"J98","exposure to tobacco smoke in the perinatal period (P96.81)":"J98","history of tobacco dependence (Z87.891)":"J98","occupational exposure to environmental tobacco smoke (Z57.31)":"J98","tobacco dependence (F17.-)":"J98","tobacco use (Z72.0)":"J98"},"hcc":{"mapped":false,"model":"CMS-HCC V28","paymentYear":"2026","categories":[],"otherModels":[]}}