ICD-10-CM 2027 · N17-N19

Acute kidney failure and chronic kidney disease

Part of chapter 14, diseases of the genitourinary system.

About N17-N19

Block N17-N19 contains 3 categories and 15 billable codes for FY2027. No codes here changed in the FY2027 update. 4 codes are MCCs and 4 are CCs when reported as secondary diagnoses.

N17Acute kidney failure

N17.0Acute kidney failure with tubular necrosis
N17.1Acute kidney failure with acute cortical necrosis
N17.2Acute kidney failure with medullary necrosis
N17.8Other acute kidney failure
N17.9Acute kidney failure, unspecified

N18Chronic kidney disease (CKD)

N18.1Chronic kidney disease, stage 1
N18.2Chronic kidney disease, stage 2 (mild)
N18.3Chronic kidney disease, stage 3 (moderate)
N18.4Chronic kidney disease, stage 4 (severe)
N18.5Chronic kidney disease, stage 5
N18.6End stage renal disease
N18.9Chronic kidney disease, unspecified

N19Unspecified kidney failure

Block notes

Excludes2

congenital renal failure (P96.0)
drug- and heavy-metal-induced tubulo-interstitial and tubular conditions (N14.-)
extrarenal uremia (R39.2)
hemolytic-uremic syndrome (D59.3-)
hepatorenal syndrome (K76.7)
postpartum hepatorenal syndrome (O90.41)
posttraumatic renal failure (T79.5)
prerenal uremia (R39.2)
renal failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.4)
renal failure following labor and delivery (O90.41)
renal failure postprocedural (N99.0)