{"code":"H11.05","type":"code","title":"Peripheral pterygium of eye, progressive","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["pseudopterygium (H11.81-)","keratoconjunctivitis (H16.2-)"],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["H11.051","H11.052","H11.053","H11.059"],"inclusionTerms":[],"sibling_titles":{"code":"H11.059","title":"Peripheral pterygium, progressive, unspecified eye","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Peripheral pterygium of eye, progressive is a non-billable ICD-10-CM category code (H11.05). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): pseudopterygium (H11.81-); keratoconjunctivitis (H16.2-).","officialDefinition":"Peripheral pterygium of eye, progressive is a non-billable ICD-10-CM category code (H11.05). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): pseudopterygium (H11.81-); keratoconjunctivitis (H16.2-).","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":""}