{"code":"H18.821","type":"code","title":"Corneal disorder due to contact lens, right eye","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["corneal edema due to contact lens (H18.21-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Corneal disorder due to contact lens, right eye is a billable ICD-10-CM diagnosis code (H18.821). Excludes2 (not included here): corneal edema due to contact lens (H18.21-).","officialDefinition":"Corneal disorder due to contact lens, right eye is a billable ICD-10-CM diagnosis code (H18.821). Excludes2 (not included here): corneal edema due to contact lens (H18.21-).","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":"","noteProvenance":{"corneal edema due to contact lens (H18.21-)":"H18.82"},"hcc":{"mapped":false,"model":"CMS-HCC V28","paymentYear":"2026","categories":[],"otherModels":[]}}