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I22.9

ICD-10-CM 2027 · Billable

Subsequent ST elevation (STEMI) myocardial infarction of unspecified site

Sibling codes

  • I22.0 – Subsequent ST elevation (STEMI) myocardial infarction of anterior wall
  • I22.1 – Subsequent ST elevation (STEMI) myocardial infarction of inferior wall
  • I22.2 – Subsequent non-ST elevation (NSTEMI) myocardial infarction
  • I22.8 – Subsequent ST elevation (STEMI) myocardial infarction of other sites

Inclusion terms

  • Subsequent acute myocardial infarction of unspecified site
  • Subsequent myocardial infarction (acute) NOS

Inherited from I22: Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction

Excludes1

  • subsequent myocardial infarction, type 2 (I21.A1)
  • subsequent myocardial infarction of other type (type 3) (type 4) (type 5) (I21.A9)

Includes

  • acute myocardial infarction occurring within four weeks (28 days) of a previous acute myocardial infarction, regardless of site
  • cardiac infarction
  • coronary (artery) embolism
  • coronary (artery) occlusion
  • coronary (artery) rupture
  • coronary (artery) thrombosis
  • infarction of heart, myocardium, or ventricle
  • recurrent myocardial infarction
  • reinfarction of myocardium
  • rupture of heart, myocardium, or ventricle
  • subsequent type 1 myocardial infarction

Use additional code

  • code, if applicable, to identify:
  • exposure to environmental tobacco smoke (Z77.22)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility (Z92.82)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

Part of: I22: Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction