I21.4 - Non-ST elevation (NSTEMI) myocardial infarction

  • Applicable to Non-ST elevation (NSTEMI) myocardial infarction
  • The 2025 edition of ICD10-CM I21.4 became effective on October 1, 2024.
  • This is the American ICD10-CM version of I21.4 - other international versions of ICD10 I21.4 may differ.
  • I21.4 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

 Inclusion Term

  • Acute subendocardial myocardial infarction
  • Non-Q wave myocardial infarction NOS
  • Nontransmural myocardial infarction NOS
  • Type 1 non-ST elevation myocardial infarction

The following codes above I21.4 contain annotation back-references that may be applicable to I21.4:

Chapter: I00-I99 Diseases of the circulatory system

Section: I20-I25 Ischemic heart diseases

Category: I21 Acute myocardial infarction

infarction icd 10
 
elevation icd 10
 
myocardial icd 10
 
Billable/Specific Code

Browse other similar CM codes

I21.0
 
I21.01
 
I21.02
 
I21.09
 
I21.1
 
I21.11
 
I21.19
 
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I21.21
 
I21.29
 
I21.3
 
I21.4
 
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I21.A
 
I21.A1
 
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