{"code":"G47.14","type":"code","title":"Hypersomnia due to medical condition","codeAlso":["associated medical condition"],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["alcohol-related hypersomnia (F10.182, F10.282, F10.982)","drug-related hypersomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982)","hypersomnia due to a mental disorder (F51.13)","hypersomnia not due to a substance or known physiological condition (F51.1-)","primary hypersomnia (F51.11)","sleep apnea (G47.3-)","nightmares (F51.5)","nonorganic sleep disorders (F51.-)","sleep terrors (F51.4)","sleepwalking (F51.3)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Hypersomnia due to medical condition is a billable ICD-10-CM diagnosis code (G47.14). Excludes2 (not included here): alcohol-related hypersomnia (F10.182, F10.282, F10.982); drug-related hypersomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982); hypersomnia due to a mental disorder (F51.13); hypersomnia not due to a substance or known physiological condition (F51.1-); primary hypersomnia (F51.","officialDefinition":"Hypersomnia due to medical condition is a billable ICD-10-CM diagnosis code (G47.14). Excludes2 (not included here): alcohol-related hypersomnia (F10.182, F10.282, F10.982); drug-related hypersomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982); hypersomnia due to a mental disorder (F51.13); hypersomnia not due to a substance or known physiological condition (F51.1-); primary hypersomnia (F51.11); sleep apnea (G47.3-); nightmares (F51.5); nonorganic sleep disorders (F51.-); sleep terrors (F51.4); sleepwalking (F51.3). Code also: associated medical condition.","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":""}