2026 ICD-10-CM Diagnosis Code I13Hypertensive heart and chronic kidney disease

ICD-10-CM Codes›I00–I99›I10-I1A›I13

ICD-10-CM I13
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

I13 is a non-billable ICD-10-CM category code for hypertensive heart and chronic kidney disease, so it cannot be submitted on claims. Use a more specific code from this category instead, such as I13.0, I13.10, I13.11, and I13.2.

Code Identity

ICD-10-CM Code
I13
Billable Status
No — Non-Billable Category
Code Describes
Hypertensive heart and chronic kidney disease
Chapter
I10-I1A
Hypertensive diseases

Code Classification

ChapterI00–I99Diseases of the circulatory system
SectionI10-I1AHypertensive diseases
CategoryI13Hypertensive heart and chronic kidney disease
This CodeI13Hypertensive heart and chronic kidney disease

Specific Coding for Hypertensive heart and chronic kidney diseaseOverview

Non-specific codes like I13 require more characters. Use one of these billable codes instead:

  • Use I13.0 for Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

  • I13.1 for Hypertensive heart and chronic kidney disease without heart failure

  • Use I13.10 for Hypertensive heart and chronic kidney disease without heart failure, with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

  • Use I13.11 for Hypertensive heart and chronic kidney disease without heart failure, with stage 5 chronic kidney disease, or end stage renal disease

  • Use I13.2 for Hypertensive heart and chronic kidney disease with heart failure and with stage 5 chronic kidney disease, or end stage renal disease

Tabular List NotesGuidance

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

Includes

  • any condition in I11 I12
  • cardiorenal disease
  • cardiovascular renal disease

Patient EducationClinical

Chronic Kidney Disease

You have two kidneys, each about the size of your fist. Their main job is to filter your blood. They remove wastes and extra water, which become urine. They also keep the body's chemicals balanced, help control blood pressure, and make hormones.

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 I13Overview

Is I13 (Hypertensive heart and chronic kidney disease) a billable code?

No. This is a category header that groups the codes for hypertensive heart and chronic kidney disease, and headers cannot be submitted on claims. Claims for hypertensive heart and chronic kidney disease need a more specific code from this category, such as I13.0, I13.10, and I13.11.