2026 ICD-10-CM Diagnosis Code N17Acute kidney failure

ICD-10-CM Codes›N00–N99›N17-N19›N17

ICD-10-CM N17
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

N17 is a non-billable ICD-10-CM category code for acute kidney failure, so it cannot be submitted on claims. Use a more specific code from this category instead, such as N17.0, N17.1, N17.2, and N17.8.

Code Identity

ICD-10-CM Code
N17
Billable Status
No — Non-Billable Category
Code Describes
Acute kidney failure
Chapter
N17-N19
Acute kidney failure and chronic kidney disease

Code Classification

ChapterN00–N99Diseases of the genitourinary system
SectionN17-N19Acute kidney failure and chronic kidney disease
CategoryN17Acute kidney failure
This CodeN17Acute kidney failure

Specific Coding for Acute kidney failureOverview

Non-specific codes like N17 require more characters. Use one of these billable codes instead:

  • Use N17.0 for Acute kidney failure with tubular necrosis

  • Use N17.1 for Acute kidney failure with acute cortical necrosis

  • Use N17.2 for Acute kidney failure with medullary necrosis

  • Use N17.8 for Other acute kidney failure

  • Use N17.9 for Acute kidney failure, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Code Also

  • associated underlying condition

Type 1 Excludes

  • posttraumatic renal failure T79.5

Patient EducationClinical

Kidney Failure

Healthy kidneys clean your blood by removing excess fluid, minerals, and wastes. They also make hormones that keep your bones strong and your blood healthy. But if the kidneys are damaged, they don't work properly. Harmful wastes can build up in your body. Your blood pressure may rise.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About N17Overview

Is N17 (Acute kidney failure) a billable code?

No. This is a category header that groups the codes for acute kidney failure, and headers cannot be submitted on claims. Claims for acute kidney failure need a more specific code from this category, such as N17.0, N17.1, and N17.2.