ICD-10-CM · Chapter 9

I25..82 Chronic total occlusion of coronary artery

Billable

← I25 — Chronic ischemic heart disease Chapter 9: I00-I99

Includes

Complete occlusion of coronary artery
Total occlusion of coronary artery

Excludes 1 (cannot be coded together)

acute coronary occlusion with myocardial infarction (I21.0-I21.B, I22.-)
acute coronary occlusion without myocardial infarction (I24.0)

Code First

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

Last reviewed: September 2026