Ischemic heart diseases I20-I25

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A code also note instructs that 2 codes may be required to fully describe a condition but the sequencing of the two codes is discretionary, depending on the severity of the conditions and the reason for the encounter.
  • the presence of hypertension (I10-I16
    ICD-10-CM Range I10-I16

    Hypertensive diseases

    Type 1 Excludes
    • neonatal hypertension (P29.2)
    • primary pulmonary hypertension (I27.0)
    Type 2 Excludes
    • hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
    Use Additional
    • code to identify:
    • 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)
    • I10 Essential (primary) hypertension
    • I11 Hypertensive heart disease
    • I12 Hypertensive chronic kidney disease
    • I13 Hypertensive heart and chronic kidney di...
    • I15 Secondary hypertension
    • I16 Hypertensive crisis
    )
Codes
  • I20
    Angina pectoris
  • I21
    Acute myocardial infarction
  • I22
    Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction
  • I23
    Certain current complications following ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction (within the 28 day period)
  • I24
    Other acute ischemic heart diseases
  • I25
    Chronic ischemic heart disease
ICD-10-CM Diagnosis Codes I20-*
  • I20 Angina pectoris
    • I20.0 Unstable angina
    • I20.1 Angina pectoris with documented spasm
    • I20.2 Refractory angina pectoris
    • I20.8 Other forms of angina pectoris
    • I20.9 Angina pectoris, unspecified
ICD-10-CM Diagnosis Codes I21-*
  • I21 Acute myocardial infarction
    • I21.0 ST elevation (STEMI) myocardial infarction of...
      • I21.01 ST elevation (STEMI) myocardial infarction in...
      • I21.02 ST elevation (STEMI) myocardial infarction in...
      • I21.09 ST elevation (STEMI) myocardial infarction in...
    • I21.1 ST elevation (STEMI) myocardial infarction of...
      • I21.11 ST elevation (STEMI) myocardial infarction in...
      • I21.19 ST elevation (STEMI) myocardial infarction in...
    • I21.2 ST elevation (STEMI) myocardial infarction of...
      • I21.21 ST elevation (STEMI) myocardial infarction in...
      • I21.29 ST elevation (STEMI) myocardial infarction in...
    • I21.3 ST elevation (STEMI) myocardial infarction of...
    • I21.4 Non-ST elevation (NSTEMI) myocardial infarcti...
    • I21.9 Acute myocardial infarction, unspecified
    • I21.A Other type of myocardial infarction
      • I21.A1 Myocardial infarction type 2
      • I21.A9 Other myocardial infarction type
ICD-10-CM Diagnosis Codes I22-*
  • I22 Subsequent ST elevation (STEMI) and non-ST el...
    • I22.0 Subsequent ST elevation (STEMI) myocardial in...
    • I22.1 Subsequent ST elevation (STEMI) myocardial in...
    • I22.2 Subsequent non-ST elevation (NSTEMI) myocardi...
    • I22.8 Subsequent ST elevation (STEMI) myocardial in...
    • I22.9 Subsequent ST elevation (STEMI) myocardial in...
ICD-10-CM Diagnosis Codes I23-*
  • I23 Certain current complications following ST el...
    • I23.0 Hemopericardium as current complication follo...
    • I23.1 Atrial septal defect as current complication ...
    • I23.2 Ventricular septal defect as current complica...
    • I23.3 Rupture of cardiac wall without hemopericardi...
    • I23.4 Rupture of chordae tendineae as current compl...
    • I23.5 Rupture of papillary muscle as current compli...
    • I23.6 Thrombosis of atrium, auricular appendage, an...
    • I23.7 Postinfarction angina
    • I23.8 Other current complications following acute m...
ICD-10-CM Diagnosis Codes I24-*
  • I24 Other acute ischemic heart diseases
    • I24.0 Acute coronary thrombosis not resulting in my...
    • I24.1 Dressler's syndrome
    • I24.8 Other forms of acute ischemic heart disease
    • I24.9 Acute ischemic heart disease, unspecified
ICD-10-CM Diagnosis Codes I25-*
  • I25 Chronic ischemic heart disease
    • I25.1 Atherosclerotic heart disease of native coron...
      • I25.10 Atherosclerotic heart disease of native coron...
      • I25.11 Atherosclerotic heart disease of native coron...
        • I25.110 Atherosclerotic heart disease of native coron...
        • I25.111 Atherosclerotic heart disease of native coron...
        • I25.112 Atherosclerosic heart disease of native coron...
        • I25.118 Atherosclerotic heart disease of native coron...
        • I25.119 Atherosclerotic heart disease of native coron...
    • I25.2 Old myocardial infarction
    • I25.3 Aneurysm of heart
    • I25.4 Coronary artery aneurysm and dissection
      • I25.41 Coronary artery aneurysm
      • I25.42 Coronary artery dissection
    • I25.5 Ischemic cardiomyopathy
    • I25.6 Silent myocardial ischemia
    • I25.7 Atherosclerosis of coronary artery bypass gra...
      • I25.70 Atherosclerosis of coronary artery bypass gra...
        • I25.700 Atherosclerosis of coronary artery bypass gra...
        • I25.701 Atherosclerosis of coronary artery bypass gra...
        • I25.702 Atherosclerosis of coronary artery bypass gra...
        • I25.708 Atherosclerosis of coronary artery bypass gra...
        • I25.709 Atherosclerosis of coronary artery bypass gra...
      • I25.71 Atherosclerosis of autologous vein coronary a...
        • I25.710 Atherosclerosis of autologous vein coronary a...
        • I25.711 Atherosclerosis of autologous vein coronary a...
        • I25.712 Atherosclerosis of autologous vein coronary a...
        • I25.718 Atherosclerosis of autologous vein coronary a...
        • I25.719 Atherosclerosis of autologous vein coronary a...
      • I25.72 Atherosclerosis of autologous artery coronary...
        • I25.720 Atherosclerosis of autologous artery coronary...
        • I25.721 Atherosclerosis of autologous artery coronary...
        • I25.722 Atherosclerosis of autologous artery coronary...
        • I25.728 Atherosclerosis of autologous artery coronary...
        • I25.729 Atherosclerosis of autologous artery coronary...
      • I25.73 Atherosclerosis of nonautologous biological c...
        • I25.730 Atherosclerosis of nonautologous biological c...
        • I25.731 Atherosclerosis of nonautologous biological c...
        • I25.732 Atherosclerosis of nonautologous biological c...
        • I25.738 Atherosclerosis of nonautologous biological c...
        • I25.739 Atherosclerosis of nonautologous biological c...
      • I25.75 Atherosclerosis of native coronary artery of ...
        • I25.750 Atherosclerosis of native coronary artery of ...
        • I25.751 Atherosclerosis of native coronary artery of ...
        • I25.752 Atherosclerosis of native coronary artery of ...
        • I25.758 Atherosclerosis of native coronary artery of ...
        • I25.759 Atherosclerosis of native coronary artery of ...
      • I25.76 Atherosclerosis of bypass graft of coronary a...
        • I25.760 Atherosclerosis of bypass graft of coronary a...
        • I25.761 Atherosclerosis of bypass graft of coronary a...
        • I25.762 Atherosclerosis of bypass graft of coronary a...
        • I25.768 Atherosclerosis of bypass graft of coronary a...
        • I25.769 Atherosclerosis of bypass graft of coronary a...
      • I25.79 Atherosclerosis of other coronary artery bypa...
        • I25.790 Atherosclerosis of other coronary artery bypa...
        • I25.791 Atherosclerosis of other coronary artery bypa...
        • I25.792 Atherosclerosis of other coronary artery bypa...
        • I25.798 Atherosclerosis of other coronary artery bypa...
        • I25.799 Atherosclerosis of other coronary artery bypa...
    • I25.8 Other forms of chronic ischemic heart disease...
      • I25.81 Atherosclerosis of other coronary vessels wit...
        • I25.810 Atherosclerosis of coronary artery bypass gra...
        • I25.811 Atherosclerosis of native coronary artery of ...
        • I25.812 Atherosclerosis of bypass graft of coronary a...
      • I25.82 Chronic total occlusion of coronary artery
      • I25.83 Coronary atherosclerosis due to lipid rich pl...
      • I25.84 Coronary atherosclerosis due to calcified cor...
      • I25.89 Other forms of chronic ischemic heart disease...
    • I25.9 Chronic ischemic heart disease, unspecified