I11.9 — Hypertensive heart disease without heart failure

I11.9

ICD-10 Chapter 9: Circulatory System — illustrative image — Chapter 9: Diseases of the circulatory system (I00–I99) — illustrative image

What this code means

Hypertensive heart disease without heart failure: heart changes caused by long-standing high blood pressure.

Also called: hypertensive heart disease.

When this code is used

Used for hypertensive heart disease without heart failure.

Where it sits in ICD-10-CM

Code I11.9 belongs to Chapter 9: Diseases of the circulatory system, which covers codes I00–I99 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.

Learn more about this condition

Condition guide: Hypertension

Related anatomy

Heart

Frequently asked questions

What is ICD-10-CM code I11.9?

I11.9 is the ICD-10-CM diagnosis code for “Hypertensive heart disease without heart failure”. Hypertensive heart disease without heart failure: heart changes caused by long-standing high blood pressure.

When is code I11.9 used?

Used for hypertensive heart disease without heart failure. It belongs to Chapter 9 of ICD-10-CM (Diseases of the circulatory system).

This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.