ICD code description I20 angina pectoris I20.0 unstable angina I20.1 angina pectoris with documented spasm I20.8 other forms of angina pectoris I20.9 "angina pectoris, unspecified" I21 acute myocardial infarction I21.0 acute transmural myocardial infarction of anterior wall I21.1 acute transmural myocardial infarction of inferior wall I21.2 acute transmural myocardial infarction of other sites I21.3 acute transmural myocardial infarction of unspecified site I21.4 acute subendocardial myocardial infarction I21.9 "acute myocardial infarction, unspecified" I22 subsequent myocardial infarction I22.0 subsequent myocardial infarction of anterior wall I22.1 subsequent myocardial infarction of inferior wall I22.8 subsequent myocardial infarction of other sites I22.9 subsequent myocardial infarction of unspecified site I23 certain current complications following acute myocardial infarction I23.0 haemopericardium as current complication following acute myocardial infarction I23.1 atrial septal defect as current complication following acute myocardial infarction I23.2 ventricular septal defect as current complication following acute myocardial infarction I23.3 rupture of cardiac wall without haemopericardium as current complication following acute myocardial infarction I23.4 rupture of chordae tendineae as current complication following acute myocardial infarction I23.5 rupture of papillary muscle as current complication following acute myocardial infarction I23.6 "thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarction" I23.8 other current complications following acute myocardial infarction I24 other acute ischaemic heart diseases I24.0 coronary thrombosis not resulting in myocardial infarction I24.1 dressler's syndrome I24.8 other forms of acute ischaemic heart disease I24.9 "acute ischaemic heart disease, unspecified" I25 chronic ischaemic heart disease I25.0 "atherosclerotic cardiovascular disease, so described" I25.1 atherosclerotic heart disease I25.2 old myocardial infarction I25.5 ischaemic cardiomyopathy I25.6 silent myocardial ischaemia I25.8 other forms of chronic ischaemic heart disease I25.9 "chronic ischaemic heart disease, unspecified" T82.2 mechanical complication of coronary artery bypass and valve grafts Z95.5 presence of coronary angioplasty implant and graft