Use Additional code to identify presence of hypertension (I10-I16)

  1. I23 Certain current complications following ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction (within the 28 day period)

    1. I23.0 Hemopericardium as current complication following acute myocardial infarction

    2. I23.1 Atrial septal defect as current complication following acute myocardial infarction

    3. I23.2 Ventricular septal defect as current complication following acute myocardial infarction

    4. I23.3 Rupture of cardiac wall without hemopericardium as current complication following acute myocardial infarction

    5. I23.4 Rupture of chordae tendineae as current complication following acute myocardial infarction

    6. I23.5 Rupture of papillary muscle as current complication following acute myocardial infarction

    7. I23.6 Thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarction

    8. I23.7 Postinfarction angina

    9. I23.8 Other current complications following acute myocardial infarction

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.