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I23

Non-billable

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

Chapter 9: Diseases of the circulatory system

Coding Guidance

I23 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail. See Related Codes to drill down to more specific billable codes for appropriate reimbursement.

Additional Information

From parent codes: I00-I99 (Chapter 9)

Excludes 2 — Not Included HereFrom I00-I99

Excludes2 means 'NOT INCLUDED HERE!' An Excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

More Specific Codes (9)

I23.0Hemopericardium as current complication following acute myocardial infarction→I23.1Atrial septal defect as current complication following acute myocardial infarction→I23.2Ventricular septal defect as current complication following acute myocardial infarction→I23.3Rupture of cardiac wall without hemopericardium as current complication following acute myocardial infarction→I23.4Rupture of chordae tendineae as current complication following acute myocardial infarction→I23.5Rupture of papillary muscle as current complication following acute myocardial infarction→I23.6Thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarction→I23.7Postinfarction angina→I23.8Other current complications following acute myocardial infarction→