2026 ICD-10-CM Diagnosis Code I11Hypertensive heart disease

ICD-10-CM Codes›I00–I99›I10-I1A›I11

ICD-10-CM I11
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

I11 is a non-billable ICD-10-CM category code for hypertensive heart disease, so it cannot be submitted on claims. Use a more specific code from this category instead, such as I11.0 and I11.9.

Code Identity

ICD-10-CM Code
I11
Billable Status
No — Non-Billable Category
Code Describes
Hypertensive heart disease
Chapter
I10-I1A
Hypertensive diseases

Code Classification

ChapterI00–I99Diseases of the circulatory system
SectionI10-I1AHypertensive diseases
CategoryI11Hypertensive heart disease
This CodeI11Hypertensive heart disease

Specific Coding for Hypertensive heart diseaseOverview

Non-specific codes like I11 require more characters. Use one of these billable codes instead:

  • Use I11.0 for Hypertensive heart disease with heart failure

  • Use I11.9 for Hypertensive heart disease without heart failure

Tabular List NotesGuidance

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

Includes

Patient EducationClinical

Heart Diseases

Heart disease is a general term that includes many types of heart problems. It's a type of cardiovascular disease, which means heart and blood vessel disease.

The full article covers:

  • What is heart disease?
  • What are the types of heart disease?
  • What causes heart diseases?
  • Who is more likely to develop heart diseases?
  • What are the symptoms of heart disease?
  • How are heart diseases diagnosed?
  • What are the treatments for heart disease?
  • Can heart diseases be prevented?

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 I11Overview

Is I11 (Hypertensive heart disease) a billable code?

No. This is a category header that groups the codes for hypertensive heart disease, and headers cannot be submitted on claims. Claims for hypertensive heart disease need a more specific code from this category, such as I11.0 and I11.9.