{"code":"A66.4","type":"code","title":"Gummata and ulcers of yaws","codeAlso":[],"includes":["bouba","frambesia (tropica)","pian"],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["leptospirosis (A27.-)","syphilis (A50-A53)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["Gummatous frambeside","Nodular late yaws (ulcerated)"],"useAdditionalCode":[],"clinicalDefinition":"Gummata and ulcers of yaws is a billable ICD-10-CM diagnosis code (A66.4). Includes: bouba; frambesia (tropica); pian. Inclusion terms: Gummatous frambeside; Nodular late yaws (ulcerated). Excludes2 (not included here): leptospirosis (A27.-); syphilis (A50-A53).","officialDefinition":"Gummata and ulcers of yaws is a billable ICD-10-CM diagnosis code (A66.4). Includes: bouba; frambesia (tropica); pian. Inclusion terms: Gummatous frambeside; Nodular late yaws (ulcerated). Excludes2 (not included here): leptospirosis (A27.-); syphilis (A50-A53).","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":""}