ICD-10-CM I25.8: Other forms of chronic ischemic heart disease

ICD-10-CM Diagnosis Code (2025)

Official Description for I25.8

Other forms of chronic ischemic heart disease

Coding Notes & Guidelines for I25.8

Excludes1: Not Coded Here

atherosclerosis of coronary bypass graft(s) with angina pectoris (I25.70-I25.73-, I25.79-)

Excludes1: Not Coded Here

atherosclerosis of native coronary artery of transplanted heart with angina pectoris (I25.75-)

Excludes1: Not Coded Here

atherosclerosis of bypass graft of transplanted heart with angina pectoris (I25.76)

Excludes1: Not Coded Here
  • acute coronary occlusion with myocardial infarction (I21.0-I21.B, I22.-)
  • acute coronary occlusion without myocardial infarction (I24.0)
Excludes2: Not Included Here

atherosclerotic heart disease of native coronary artery without angina pectoris (I25.10)

Code First

coronary atherosclerosis (I25.1-, I25.7-, I25.81-)

Code First

coronary atherosclerosis (I25.1-, I25.7-, I25.81-)

Code First

coronary atherosclerosis (I25.1-, I25.7-, I25.81-)

Use Additional Code
  • code, if applicable, to identify:
  • coronary atherosclerosis due to calcified coronary lesion (I25.84)
  • coronary atherosclerosis due to lipid rich plaque (I25.83)
Inclusion Terms

Atherosclerosis of coronary artery bypass graft NOS

Inclusion Terms

Atherosclerosis of native coronary artery of transplanted heart NOS

Inclusion Terms

Atherosclerosis of bypass graft of transplanted heart NOS

Inclusion Terms
  • Complete occlusion of coronary artery
  • Total occlusion of coronary artery
Inclusion Terms

Coronary atherosclerosis due to severely calcified coronary lesion

Inclusion Terms
  • Chronic (presentation of) coronary microvascular disease
  • Coronary microvascular dysfunction NOS

Parent Code (Less Specific):

About ICD-10-CM Code I25.8 (Other forms of chronic ischemic heart disease)

ICD-10-CM code I25.8 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM I25.8 became effective on October 1, 2024.

This page provides detailed information about I25.8 - Other forms of chronic ischemic heart disease. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other forms of chronic ischemic heart disease.