Code alsothe presence of hypertension (I10-I1A)

  1. I25 Chronic ischemic heart disease

    Use additional code to identify:
    chronic total occlusion of coronary artery (I25.82)
    exposure to environmental tobacco smoke (Z77.22)
    history of tobacco dependence (Z87.891)
    occupational exposure to environmental tobacco smoke (Z57.31)
    tobacco dependence (F17.-)
    tobacco use (Z72.0)

    Excludes2

    • non-ischemic myocardial injury (I5A)
    1. I25.1 Atherosclerotic heart disease of native coronary artery

      Inclusion term(s):

      • Atherosclerotic cardiovascular disease
      • Coronary (artery) atheroma
      • Coronary (artery) atherosclerosis
      • Coronary (artery) disease
      • Coronary (artery) sclerosis
      1. I25.10 Atherosclerotic heart disease of native coronary artery without angina pectoris

        Inclusion term(s):

        • Atherosclerotic heart disease NOS
      2. I25.11 Atherosclerotic heart disease of native coronary artery with angina pectoris

        • I25.110 Atherosclerotic heart disease of native coronary artery with unstable angina pectoris
        • I25.111 Atherosclerotic heart disease of native coronary artery with angina pectoris with documented spasm
        • I25.112 Atherosclerotic heart disease of native coronary artery with refractory angina pectoris
        • I25.118 Atherosclerotic heart disease of native coronary artery with other forms of angina pectoris
        • I25.119 Atherosclerotic heart disease of native coronary artery with unspecified angina pectoris

          Inclusion term(s):

          • Atherosclerotic heart disease with angina NOS
          • Atherosclerotic heart disease with ischemic chest pain
    2. I25.2 Old myocardial infarction

      Inclusion term(s):

      • Healed myocardial infarction
      • Past myocardial infarction diagnosed by ECG or other investigation, but currently presenting no symptoms
    3. I25.3 Aneurysm of heart

      Inclusion term(s):

      • Mural aneurysm
      • Ventricular aneurysm
    4. I25.4 Coronary artery aneurysm and dissection

      1. I25.41 Coronary artery aneurysm

        Inclusion term(s):

        • Coronary arteriovenous fistula, acquired
      2. I25.42 Coronary artery dissection

    5. I25.5 Ischemic cardiomyopathy

    6. I25.6 Silent myocardial ischemia

    7. I25.7 Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris

      1. I25.70 Atherosclerosis of coronary artery bypass graft(s), unspecified, with angina pectoris

        • I25.700 Atherosclerosis of coronary artery bypass graft(s), unspecified, with unstable angina pectoris
        • I25.701 Atherosclerosis of coronary artery bypass graft(s), unspecified, with angina pectoris with documented spasm
        • I25.702 Atherosclerosis of coronary artery bypass graft(s), unspecified, with refractory angina pectoris
        • I25.708 Atherosclerosis of coronary artery bypass graft(s), unspecified, with other forms of angina pectoris
        • I25.709 Atherosclerosis of coronary artery bypass graft(s), unspecified, with unspecified angina pectoris
      2. I25.71 Atherosclerosis of autologous vein coronary artery bypass graft(s) with angina pectoris

        • I25.710 Atherosclerosis of autologous vein coronary artery bypass graft(s) with unstable angina pectoris
        • I25.711 Atherosclerosis of autologous vein coronary artery bypass graft(s) with angina pectoris with documented spasm
        • I25.712 Atherosclerosis of autologous vein coronary artery bypass graft(s) with refractory angina pectoris
        • I25.718 Atherosclerosis of autologous vein coronary artery bypass graft(s) with other forms of angina pectoris
        • I25.719 Atherosclerosis of autologous vein coronary artery bypass graft(s) with unspecified angina pectoris
      3. I25.72 Atherosclerosis of autologous artery coronary artery bypass graft(s) with angina pectoris

        Inclusion term(s):

        • Atherosclerosis of internal mammary artery graft with angina pectoris
        • I25.720 Atherosclerosis of autologous artery coronary artery bypass graft(s) with unstable angina pectoris
        • I25.721 Atherosclerosis of autologous artery coronary artery bypass graft(s) with angina pectoris with documented spasm
        • I25.722 Atherosclerosis of autologous artery coronary artery bypass graft(s) with refractory angina pectoris
        • I25.728 Atherosclerosis of autologous artery coronary artery bypass graft(s) with other forms of angina pectoris
        • I25.729 Atherosclerosis of autologous artery coronary artery bypass graft(s) with unspecified angina pectoris
      4. I25.73 Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with angina pectoris

        • I25.730 Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with unstable angina pectoris
        • I25.731 Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with angina pectoris with documented spasm
        • I25.732 Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with refractory angina pectoris
        • I25.738 Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with other forms of angina pectoris
        • I25.739 Atherosclerosis of nonautologous biological coronary artery bypass graft(s) with unspecified angina pectoris
      5. I25.75 Atherosclerosis of native coronary artery of transplanted heart with angina pectoris

        • I25.750 Atherosclerosis of native coronary artery of transplanted heart with unstable angina
        • I25.751 Atherosclerosis of native coronary artery of transplanted heart with angina pectoris with documented spasm
        • I25.752 Atherosclerosis of native coronary artery of transplanted heart with refractory angina pectoris
        • I25.758 Atherosclerosis of native coronary artery of transplanted heart with other forms of angina pectoris
        • I25.759 Atherosclerosis of native coronary artery of transplanted heart with unspecified angina pectoris
      6. I25.76 Atherosclerosis of bypass graft of coronary artery of transplanted heart with angina pectoris

        • I25.760 Atherosclerosis of bypass graft of coronary artery of transplanted heart with unstable angina
        • I25.761 Atherosclerosis of bypass graft of coronary artery of transplanted heart with angina pectoris with documented spasm
        • I25.762 Atherosclerosis of bypass graft of coronary artery of transplanted heart with refractory angina pectoris
        • I25.768 Atherosclerosis of bypass graft of coronary artery of transplanted heart with other forms of angina pectoris
        • I25.769 Atherosclerosis of bypass graft of coronary artery of transplanted heart with unspecified angina pectoris
      7. I25.79 Atherosclerosis of other coronary artery bypass graft(s) with angina pectoris

        • I25.790 Atherosclerosis of other coronary artery bypass graft(s) with unstable angina pectoris
        • I25.791 Atherosclerosis of other coronary artery bypass graft(s) with angina pectoris with documented spasm
        • I25.792 Atherosclerosis of other coronary artery bypass graft(s) with refractory angina pectoris
        • I25.798 Atherosclerosis of other coronary artery bypass graft(s) with other forms of angina pectoris
        • I25.799 Atherosclerosis of other coronary artery bypass graft(s) with unspecified angina pectoris
    8. I25.8 Other forms of chronic ischemic heart disease

      1. I25.81 Atherosclerosis of other coronary vessels without angina pectoris

        • I25.810 Atherosclerosis of coronary artery bypass graft(s) without angina pectoris

          Inclusion term(s):

          • Atherosclerosis of coronary artery bypass graft NOS
        • I25.811 Atherosclerosis of native coronary artery of transplanted heart without angina pectoris

          Inclusion term(s):

          • Atherosclerosis of native coronary artery of transplanted heart NOS
        • I25.812 Atherosclerosis of bypass graft of coronary artery of transplanted heart without angina pectoris

          Inclusion term(s):

          • Atherosclerosis of bypass graft of transplanted heart NOS
      2. I25.82 Chronic total occlusion of coronary artery

        Inclusion term(s):

        • Complete occlusion of coronary artery
        • Total occlusion of coronary artery
      3. I25.83 Coronary atherosclerosis due to lipid rich plaque

      4. I25.84 Coronary atherosclerosis due to calcified coronary lesion

        Inclusion term(s):

        • Coronary atherosclerosis due to severely calcified coronary lesion
      5. I25.85 Chronic coronary microvascular dysfunction

        Inclusion term(s):

        • Chronic (presentation of) coronary microvascular disease
        • Coronary microvascular dysfunction NOS
      6. I25.89 Other forms of chronic ischemic heart disease

    9. I25.9 Chronic ischemic heart disease, unspecified

      Inclusion term(s):

      • Ischemic heart disease (chronic) NOS
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.