{"code":"H34.811","type":"category","title":"Central retinal vein occlusion, right eye","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["amaurosis fugax (G45.3)"],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["H34.8110","H34.8111","H34.8112"],"inclusionTerms":[],"sibling_titles":{"code":"H34.8112","title":"Central retinal vein occlusion, right eye, stable","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Central retinal vein occlusion, right eye is a non-billable ICD-10-CM category code (H34.811). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): amaurosis fugax (G45.3). 7th character: One of the following 7th characters is to be assigned to codes in subcategory H34.81 to designate the severity of the occlusion:.","officialDefinition":"Central retinal vein occlusion, right eye is a non-billable ICD-10-CM category code (H34.811). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): amaurosis fugax (G45.3). 7th character: One of the following 7th characters is to be assigned to codes in subcategory H34.81 to designate the severity of the occlusion:.","seventhCharacterInstructions":["One of the following 7th characters is to be assigned to codes in subcategory H34.81 to designate the severity of the occlusion:"],"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":""}