{"code":"D46.21","type":"code","title":"Refractory anemia with excess of blasts 1","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["neoplasms of unspecified behavior (D49.-)"],"excludes2":["drug-induced aplastic anemia (D61.1)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["RAEB 1"],"useAdditionalCode":["code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)"],"clinicalDefinition":"Refractory anemia with excess of blasts 1 is a billable ICD-10-CM diagnosis code (D46.21). Inclusion terms: RAEB 1. Excludes1 (not coded here): neoplasms of unspecified behavior (D49.-). Excludes2 (not included here): drug-induced aplastic anemia (D61.1). Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).","officialDefinition":"Refractory anemia with excess of blasts 1 is a billable ICD-10-CM diagnosis code (D46.21). Inclusion terms: RAEB 1. Excludes1 (not coded here): neoplasms of unspecified behavior (D49.-). Excludes2 (not included here): drug-induced aplastic anemia (D61.1). Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).","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":""}