ICD-10-CM > I00-I99 > I20-I25 > I25 > I25.8 > I25.81 > I25.810 I25.810 Atherosclerosis of coronary artery bypass graft(s) without angina pectoris Billable/Specific Copy Code Copy Description Applicable To Atherosclerosis of coronary artery bypass graft NOS Type 1 Excludes atherosclerosis of coronary bypass graft(s) with angina pectoris (I25.70-I25.73-, I25.79-)