I25.8 (Other forms of chronic ischemic heart disease) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the circulatory system chapter. It identifies cases of other forms of chronic ischemic heart disease for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

I25.8 — Other forms of chronic ischemic heart disease

Chapter I00-I99: Diseases of the circulatory system

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Sub-codes under I25.8

I25.81Atherosclerosis of oth coronary vessels w/o angina pectorisI25.82Chronic total occlusion of coronary arteryI25.83Coronary atherosclerosis due to lipid rich plaqueI25.84Coronary atherosclerosis due to calcified coronary lesionI25.85Chronic coronary microvascular dysfunctionI25.89Other forms of chronic ischemic heart disease

Related diagnoses

I25.1Atherosclerotic heart disease of native coronary arteryI25.2Old myocardial infarctionI25.3Aneurysm of heartI25.4Coronary artery aneurysm and dissectionI25.5Ischemic cardiomyopathyI25.6Silent myocardial ischemiaI25.7Athscl CABG and cor art of transplanted heart w ang pctrsI25.9Chronic ischemic heart disease, unspecified

Common questions about I25.8 (Other forms of chronic ischemic heart disease)

What does ICD-10 code I25.8 mean?
I25.8 is the ICD-10-CM 2025 code for Other forms of chronic ischemic heart disease. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is I25.8 a billable diagnosis code?
I25.8 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under I25.8. Browse the sub-codes listed on this page.
Which ICD-10 chapter does I25.8 belong to?
I25.8 belongs to the chapter "Diseases of the circulatory system" (codes I00-I99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Other forms of chronic ischemic heart disease?
For a plain-language explanation of Other forms of chronic ischemic heart disease, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Other forms of chronic ischemic heart disease" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗