{"code":"N80.549","type":"code","title":"Endometriosis of the appendix, unspecified depth","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["Endometriosis of the appendix NOS"],"useAdditionalCode":[],"clinicalDefinition":"Endometriosis of the appendix, unspecified depth is a billable ICD-10-CM diagnosis code (N80.549). Inclusion terms: Endometriosis of the appendix NOS.","officialDefinition":"Endometriosis of the appendix, unspecified depth is a billable ICD-10-CM diagnosis code (N80.549). Inclusion terms: Endometriosis of the appendix NOS.","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":""}