{"code":"N26.1","type":"code","title":"Atrophy of kidney (terminal)","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["contracted kidney due to hypertension (I12.-)","diffuse sclerosing glomerulonephritis (N05.8.-)","hypertensive nephrosclerosis (arteriolar) (arteriosclerotic) (I12.-)","small kidney of unknown cause (N27.-)"],"excludes2":["disorders of kidney and ureter with urolithiasis (N20-N23)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["N26","N26.2","N26.9"],"inclusionTerms":[],"sibling_titles":{"code":"N26.9","title":"Renal sclerosis, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Atrophy of kidney (terminal) is a billable ICD-10-CM diagnosis code (N26.1). Excludes1 (not coded here): contracted kidney due to hypertension (I12.-); diffuse sclerosing glomerulonephritis (N05.8.-); hypertensive nephrosclerosis (arteriolar) (arteriosclerotic) (I12.-); small kidney of unknown cause (N27.-). Excludes2 (not included here): disorders of kidney and ureter with urolithiasis (N20-N23).","officialDefinition":"Atrophy of kidney (terminal) is a billable ICD-10-CM diagnosis code (N26.1). Excludes1 (not coded here): contracted kidney due to hypertension (I12.-); diffuse sclerosing glomerulonephritis (N05.8.-); hypertensive nephrosclerosis (arteriolar) (arteriosclerotic) (I12.-); small kidney of unknown cause (N27.-). Excludes2 (not included here): disorders of kidney and ureter with urolithiasis (N20-N23).","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":""}