Table 3

STEMI International Classification of Disease Codes (ICD) for Inclusion by final hospital diagnosis

Acute myocardial infarction (AMI) diagnosis codes associated with STEMI
ICD 9DiagnosisLocationIC10DiagnosisLocation
410AMII21STEMI and NSTEMI
410.21AMI inferolateral wallInferiorI21.11STEMI RCAInferior
410.31AMI inferoposterior wallI21.19STEMI other coronary artery inferiorInferior
410.41AMI of other inferior wallI21.21STEMI LCXInferior
410.01AMI anterolateral wallAnteriorI21.01STEMI left mainAnterior
410.11AMI other anterior wallI21.02STEMI LADAnterior
I21.09STEMI other coronary artery anteriorAnterior
410.51AMI other lateral wallLateralI21.29STEMI another sitesOther specified
410.61AMI true posterior wall infarctionPosterior
410.81AMI other specified site*Other specified
410.91AMI unspecified siteNon-specifiedI21.3STEMI unspecifiedNon-specified
  • *410.81 includes papillary muscle rupture.

  • LAD, left anterior descending artery; LCX, left circumflex artery; NSTEMI, non-ST-segment elevation myocardial infarction; RCA, right  coronary artery; STEMI, ST-segment elevation myocardial infarction.