{"code":"G40.5","type":"code","title":"Epileptic seizures related to external causes","codeAlso":[", if applicable, associated epilepsy and recurrent seizures (G40.-)"],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["conversion disorder with seizures (F44.5)","convulsions NOS (R56.9)","post traumatic seizures (R56.1)","seizure (convulsive) NOS (R56.9)","seizure of newborn (P90)"],"excludes2":["hippocampal sclerosis (G93.81)","mesial temporal sclerosis (G93.81)","temporal sclerosis (G93.81)","Todd's paralysis (G83.84)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["G40.501","G40.509"],"inclusionTerms":["Epileptic seizures related to alcohol","Epileptic seizures related to drugs","Epileptic seizures related to hormonal changes","Epileptic seizures related to sleep deprivation","Epileptic seizures related to stress"],"sibling_titles":{"code":"G40.509","title":"Epileptic seizures related to external causes, not intractable, without status epilepticus","isBillable":true},"useAdditionalCode":["code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)"],"clinicalDefinition":"Epileptic seizures related to external causes is a non-billable ICD-10-CM category code (G40.5). A more specific billable subcode must be selected for claims submission. Inclusion terms: Epileptic seizures related to alcohol; Epileptic seizures related to drugs; Epileptic seizures related to hormonal changes; Epileptic seizures related to sleep deprivation; Epileptic seizures related to stress. Excludes1 (not coded here): conversion disorder with seizures (F44.5); convulsions NOS (R56.","officialDefinition":"Epileptic seizures related to external causes is a non-billable ICD-10-CM category code (G40.5). A more specific billable subcode must be selected for claims submission. Inclusion terms: Epileptic seizures related to alcohol; Epileptic seizures related to drugs; Epileptic seizures related to hormonal changes; Epileptic seizures related to sleep deprivation; Epileptic seizures related to stress. Excludes1 (not coded here): conversion disorder with seizures (F44.5); convulsions NOS (R56.9); post traumatic seizures (R56.1); seizure (convulsive) NOS (R56.9); seizure of newborn (P90). Excludes2 (not included here): hippocampal sclerosis (G93.81); mesial temporal sclerosis (G93.81); temporal sclerosis (G93.81); Todd's paralysis (G83.84). Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5). Code also: , if applicable, associated epilepsy and recurrent seizures (G40.-).","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":""}