{"code":"Q85.89","type":"code","title":"Other phakomatoses, not elsewhere classified","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["Meckel-Gruber syndrome (Q61.9)","ataxia telangiectasia [Louis-Bar] (G11.3)","familial dysautonomia [Riley-Day] (G90.1)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["Peutz-Jeghers syndrome","Sturge-Weber(-Dimitri) syndrome"],"useAdditionalCode":[],"clinicalDefinition":"Other phakomatoses, not elsewhere classified is a billable ICD-10-CM diagnosis code (Q85.89). Inclusion terms: Peutz-Jeghers syndrome; Sturge-Weber(-Dimitri) syndrome. Excludes1 (not coded here): Meckel-Gruber syndrome (Q61.9); ataxia telangiectasia [Louis-Bar] (G11.3); familial dysautonomia [Riley-Day] (G90.1).","officialDefinition":"Other phakomatoses, not elsewhere classified is a billable ICD-10-CM diagnosis code (Q85.89). Inclusion terms: Peutz-Jeghers syndrome; Sturge-Weber(-Dimitri) syndrome. Excludes1 (not coded here): Meckel-Gruber syndrome (Q61.9); ataxia telangiectasia [Louis-Bar] (G11.3); familial dysautonomia [Riley-Day] (G90.1).","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":""}