N17
Acute kidney failure
N17 is a non-billable ICD-10-CM code category for acute kidney failure. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are N17.0 Acute kidney failure with tubular necrosis, N17.1 Acute kidney failure with acute cortical necrosis, N17.2 Acute kidney failure with medullary necrosis, N17.8 Other acute kidney failure and 1 more. Its coding notes include a Code also instruction, 1 Excludes1 entry and 19 Excludes2 entries.
Code also
Two codes may be needed to describe the condition. This note gives no sequencing order.
- associated underlying condition
Excludes1
Not coded here. The listed conditions generally should not be reported together.
- posttraumatic renal failure (T79.5)
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (19 notes)
- 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)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)