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N18 Chronic kidney disease (CKD)
BackN18.1Chronic kidney disease, stage 1CategoryN18.2Chronic kidney disease, stage 2 (mild)CategoryN18.3Chronic kidney disease, stage 3 (moderate)Category3 →N18.30Chronic kidney disease, stage 3 unspecifiedCategoryN18.31Chronic kidney disease, stage 3aCategoryN18.32Chronic kidney disease, stage 3bCategoryN18.4Chronic kidney disease, stage 4 (severe)CategoryN18.5Chronic kidney disease, stage 5CategoryN18.6End stage renal diseaseCategoryN18.9Chronic kidney disease, unspecifiedCategory
Category
N18
Chronic kidney disease (CKD)
CODING RULE
Code first: any associated:
diabetic chronic kidney disease (E08.22, E09.22, E10.22, E11.22, E13.22)
hypertensive chronic kidney disease (I12.-, I13.-)
Use additional code: code, if applicable, to identify:
associated cachexia (E88.A)
kidney transplant status (Z94.0)
diabetic chronic kidney disease (E08.22, E09.22, E10.22, E11.22, E13.22)
hypertensive chronic kidney disease (I12.-, I13.-)
Use additional code: code, if applicable, to identify:
associated cachexia (E88.A)
kidney transplant status (Z94.0)
- Chapter
- XIV · Diseases of the genitourinary system
- Section
- N17-N19
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.