I21.A1 - Myocardial infarction type 2
- Applicable to Myocardial infarction type 2
- The 2025 edition of ICD10-CM I21.A1 became effective on October 1, 2024.
- This is the American ICD10-CM version of I21.A1 - other international versions of ICD10 I21.A1 may differ.
- I21.A1 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion terms help to clarify and specify the conditions or diseases covered by a particular ICD-10-CM code.
Inclusion Term:
- Myocardial infarction due to demand ischemia
- Myocardial infarction secondary to ischemic imbalance
codefirst
- , if applicable, the underlying cause, such as:
- anemia (D50.0-D64.9)
- chronic obstructive pulmonary disease (J44.-)
- paroxysmal tachycardia (I47.0-I47.9)
- shock (R57.0-R57.9)
Billable/Specific Code
The following codes above I21.A1 contain annotation back-references that may be applicable to I21.A1:
- Chapter: I00-I99 - Diseases of the circulatory system
- Section: I20-I25 - Ischemic heart diseases
- Category: I21 - Acute myocardial infarction
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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