{"code":"Z51.0","type":"code","title":"Encounter for antineoplastic radiation therapy","codeAlso":["condition requiring care"],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["follow-up examination after treatment (Z08-Z09)"],"excludes2":["follow-up examination for medical surveillance after treatment (Z08-Z09)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["Z51","Z51.1","Z51.11","Z51.12","Z51.5","Z51.6","Z51.8","Z51.81","Z51.89","Z51.A"],"inclusionTerms":[],"sibling_titles":{"code":"Z51.A","title":"Encounter for sepsis aftercare","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Encounter for antineoplastic radiation therapy is a billable ICD-10-CM diagnosis code (Z51.0). Excludes1 (not coded here): follow-up examination after treatment (Z08-Z09). Excludes2 (not included here): follow-up examination for medical surveillance after treatment (Z08-Z09). Code also: condition requiring care.","officialDefinition":"Encounter for antineoplastic radiation therapy is a billable ICD-10-CM diagnosis code (Z51.0). Excludes1 (not coded here): follow-up examination after treatment (Z08-Z09). Excludes2 (not included here): follow-up examination for medical surveillance after treatment (Z08-Z09). Code also: condition requiring care.","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":{"follow-up examination after treatment (Z08-Z09)":"Z51","follow-up examination for medical surveillance after treatment (Z08-Z09)":"Z51"},"hcc":{"mapped":false,"model":"CMS-HCC V28","paymentYear":"2026","categories":[],"otherModels":[]}}