{"code":"I12.9","type":"code","title":"Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease","codeAlso":[],"includes":["any condition in N18 and N26 - due to hypertension","arteriosclerosis of kidney","arteriosclerotic nephritis (chronic) (interstitial)","hypertensive nephropathy","nephrosclerosis"],"modern_v":"official26","codeFirst":[],"excludes1":["hypertension due to kidney disease (I15.0, I15.1)","renovascular hypertension (I15.0)","secondary hypertension (I15.-)","neonatal hypertension (P29.2)","primary pulmonary hypertension (I27.0)"],"excludes2":["acute kidney failure (N17.-)","hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["I12","I12.0"],"inclusionTerms":["Hypertensive chronic kidney disease NOS","Hypertensive renal disease NOS"],"sibling_titles":{"code":"I12.0","title":"Hypertensive chronic kidney disease with stage 5 chronic kidney disease or end stage renal disease","isBillable":true},"useAdditionalCode":["code to identify the stage of chronic kidney disease (N18.1-N18.4, N18.9)","code to identify:","exposure to environmental tobacco smoke (Z77.22)","history of tobacco dependence (Z87.891)","occupational exposure to environmental tobacco smoke (Z57.31)","tobacco dependence (F17.-)","tobacco use (Z72.0)"],"clinicalDefinition":"Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease is a billable ICD-10-CM diagnosis code (I12.9). Includes: any condition in N18 and N26 - due to hypertension; arteriosclerosis of kidney; arteriosclerotic nephritis (chronic) (interstitial); hypertensive nephropathy; nephrosclerosis. Inclusion terms: Hypertensive chronic kidney disease NOS; Hypertensive renal disease NOS.","officialDefinition":"Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease is a billable ICD-10-CM diagnosis code (I12.9). Includes: any condition in N18 and N26 - due to hypertension; arteriosclerosis of kidney; arteriosclerotic nephritis (chronic) (interstitial); hypertensive nephropathy; nephrosclerosis. Inclusion terms: Hypertensive chronic kidney disease NOS; Hypertensive renal disease NOS. Excludes1 (not coded here): hypertension due to kidney disease (I15.0, I15.1); renovascular hypertension (I15.0); secondary hypertension (I15.-); neonatal hypertension (P29.2); primary pulmonary hypertension (I27.0). Excludes2 (not included here): acute kidney failure (N17.-); hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16). Use additional code: code to identify the stage of chronic kidney disease (N18.1-N18.4, N18.9); code to identify:; exposure to environmental tobacco smoke (Z77.22); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0).","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":""}