| I25 | Chronic ischemic heart disease | NON-BILLABLE CODE |
| I25.1 | Atherosclerotic heart disease of native coronary artery | NON-BILLABLE CODE |
| I25.10 | Atherosclerotic heart disease of native coronary artery without angina pectoris | BILLABLE CODE |
| I25.11 | Atherosclerotic heart disease of native coronary artery with angina pectoris | NON-BILLABLE CODE |
| I25.110 | Atherosclerotic heart disease of native coronary artery with unstable angina pectoris | BILLABLE CODE |
| I25.111 | Atherosclerotic heart disease of native coronary artery with angina pectoris with documented spasm | BILLABLE CODE |
| I25.112 | Atherosclerotic heart disease of native coronary artery with refractory angina pectoris | BILLABLE CODE |
| I25.118 | Atherosclerotic heart disease of native coronary artery with other forms of angina pectoris | BILLABLE CODE |
| I25.119 | Atherosclerotic heart disease of native coronary artery with unspecified angina pectoris | BILLABLE CODE |
| I25.2 | Old myocardial infarction | BILLABLE CODE |
| I25.3 | Aneurysm of heart | BILLABLE CODE |
| I25.4 | Coronary artery aneurysm and dissection | NON-BILLABLE CODE |
| I25.41 | Coronary artery aneurysm | BILLABLE CODE |
| I25.42 | Coronary artery dissection | BILLABLE CODE |
| I25.5 | Ischemic cardiomyopathy | BILLABLE CODE |
| I25.6 | Silent myocardial ischemia | BILLABLE CODE |
| I25.7 | Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris | NON-BILLABLE CODE |
| I25.70 | Atherosclerosis of coronary artery bypass graft(s), unspecified, with angina pectoris | NON-BILLABLE CODE |
| I25.700 | Atherosclerosis of coronary artery bypass graft(s), unspecified, with unstable angina pectoris | BILLABLE CODE |
| I25.701 | Atherosclerosis of coronary artery bypass graft(s), unspecified, with angina pectoris with documented spasm | BILLABLE CODE |
| I25.702 | Atherosclerosis of coronary artery bypass graft(s), unspecified, with refractory angina pectoris | BILLABLE CODE |
| I25.708 | Atherosclerosis of coronary artery bypass graft(s), unspecified, with other forms of angina pectoris | BILLABLE CODE |
| I25.709 | Atherosclerosis of coronary artery bypass graft(s), unspecified, with unspecified angina pectoris | BILLABLE CODE |
| I25.71 | Atherosclerosis of autologous vein coronary artery bypass graft(s) with angina pectoris | NON-BILLABLE CODE |
| I25.710 | Atherosclerosis of autologous vein coronary artery bypass graft(s) with unstable angina pectoris | BILLABLE CODE |
| I25.711 | Atherosclerosis of autologous vein coronary artery bypass graft(s) with angina pectoris with documented spasm | BILLABLE CODE |
| I25.712 | Atherosclerosis of autologous vein coronary artery bypass graft(s) with refractory angina pectoris | BILLABLE CODE |
| I25.718 | Atherosclerosis of autologous vein coronary artery bypass graft(s) with other forms of angina pectoris | BILLABLE CODE |
| I25.719 | Atherosclerosis of autologous vein coronary artery bypass graft(s) with unspecified angina pectoris | BILLABLE CODE |
| I25.72 | Atherosclerosis of autologous artery coronary artery bypass graft(s) with angina pectoris | NON-BILLABLE CODE |
| I25.720 | Atherosclerosis of autologous artery coronary artery bypass graft(s) with unstable angina pectoris | BILLABLE CODE |
| I25.721 | Atherosclerosis of autologous artery coronary artery bypass graft(s) with angina pectoris with documented spasm | BILLABLE CODE |
| I25.722 | Atherosclerosis of autologous artery coronary artery bypass graft(s) with refractory angina pectoris | BILLABLE CODE |
| I25.728 | Atherosclerosis of autologous artery coronary artery bypass graft(s) with other forms of angina pectoris | BILLABLE CODE |
| I25.729 | Atherosclerosis of autologous artery coronary artery bypass graft(s) with unspecified angina pectoris | BILLABLE CODE |
| I25.73 | Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with angina pectoris | NON-BILLABLE CODE |
| I25.730 | Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with unstable angina pectoris | BILLABLE CODE |
| I25.731 | Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with angina pectoris with documented spasm | BILLABLE CODE |
| I25.732 | Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with refractory angina pectoris | BILLABLE CODE |
| I25.738 | Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with other forms of angina pectoris | BILLABLE CODE |
| I25.739 | Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with unspecified angina pectoris | BILLABLE CODE |
| I25.75 | Atherosclerosis of native coronary artery of transplanted heart with angina pectoris | NON-BILLABLE CODE |
| I25.750 | Atherosclerosis of native coronary artery of transplanted heart with unstable angina | BILLABLE CODE |
| I25.751 | Atherosclerosis of native coronary artery of transplanted heart with angina pectoris with documented spasm | BILLABLE CODE |
| I25.752 | Atherosclerosis of native coronary artery of transplanted heart with refractory angina pectoris | BILLABLE CODE |
| I25.758 | Atherosclerosis of native coronary artery of transplanted heart with other forms of angina pectoris | BILLABLE CODE |
| I25.759 | Atherosclerosis of native coronary artery of transplanted heart with unspecified angina pectoris | BILLABLE CODE |
| I25.76 | Atherosclerosis of bypass graft of coronary artery of transplanted heart with angina pectoris | NON-BILLABLE CODE |
| I25.760 | Atherosclerosis of bypass graft of coronary artery of transplanted heart with unstable angina | BILLABLE CODE |
| I25.761 | Atherosclerosis of bypass graft of coronary artery of transplanted heart with angina pectoris with documented spasm | BILLABLE CODE |
| I25.762 | Atherosclerosis of bypass graft of coronary artery of transplanted heart with refractory angina pectoris | BILLABLE CODE |
| I25.768 | Atherosclerosis of bypass graft of coronary artery of transplanted heart with other forms of angina pectoris | BILLABLE CODE |
| I25.769 | Atherosclerosis of bypass graft of coronary artery of transplanted heart with unspecified angina pectoris | BILLABLE CODE |
| I25.79 | Atherosclerosis of other coronary artery bypass graft(s) with angina pectoris | NON-BILLABLE CODE |
| I25.790 | Atherosclerosis of other coronary artery bypass graft(s) with unstable angina pectoris | BILLABLE CODE |
| I25.791 | Atherosclerosis of other coronary artery bypass graft(s) with angina pectoris with documented spasm | BILLABLE CODE |
| I25.792 | Atherosclerosis of other coronary artery bypass graft(s) with refractory angina pectoris | BILLABLE CODE |
| I25.798 | Atherosclerosis of other coronary artery bypass graft(s) with other forms of angina pectoris | BILLABLE CODE |
| I25.799 | Atherosclerosis of other coronary artery bypass graft(s) with unspecified angina pectoris | BILLABLE CODE |
| I25.8 | Other forms of chronic ischemic heart disease | NON-BILLABLE CODE |
| I25.81 | Atherosclerosis of other coronary vessels without angina pectoris | NON-BILLABLE CODE |
| I25.811 | Atherosclerosis of native coronary artery of transplanted heart without angina pectoris | BILLABLE CODE |
| I25.812 | Atherosclerosis of bypass graft of coronary artery of transplanted heart without angina pectoris | BILLABLE CODE |
| I25.82 | Chronic total occlusion of coronary artery | BILLABLE CODE |
| I25.83 | Coronary atherosclerosis due to lipid rich plaque | BILLABLE CODE |
| I25.84 | Coronary atherosclerosis due to calcified coronary lesion | BILLABLE CODE |
| I25.85 | Chronic coronary microvascular dysfunction | BILLABLE CODE |
| I25.89 | Other forms of chronic ischemic heart disease | BILLABLE CODE |
| I25.9 | Chronic ischemic heart disease, unspecified | BILLABLE CODE |
