{"code":"G93.3","type":"code","title":"Postviral and related fatigue syndromes","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["chronic fatigue NOS (R53.82)","neurasthenia (F48.8)"],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"inclusionTerms":[],"useAdditionalCode":["code, if applicable, for post COVID-19 condition, unspecified (U09.9)"],"clinicalDefinition":"Postviral and related fatigue syndromes is a non-billable ICD-10-CM category code (G93.3). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): chronic fatigue NOS (R53.82); neurasthenia (F48.8). Use additional code: code, if applicable, for post COVID-19 condition, unspecified (U09.9).","officialDefinition":"Postviral and related fatigue syndromes is a non-billable ICD-10-CM category code (G93.3). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): chronic fatigue NOS (R53.82); neurasthenia (F48.8). Use additional code: code, if applicable, for post COVID-19 condition, unspecified (U09.9).","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":""}