I23.1
BillableAtrial septal defect as current complication following acute myocardial infarction
I23.1 is the ICD-10-CM code for Atrial septal defect as current complication following acute myocardial infarction. It is a billable, specific code valid for reimbursement.
I00-I99 Diseases of the circulatory system
Excludes1 — not coded here
- •acquired atrial septal defect not specified as current complication following acute myocardial infarction (I51.0)
Frequently asked questions
- What is ICD-10 code I23.1?
- I23.1 is the ICD-10-CM code for "Atrial septal defect as current complication following acute myocardial infarction". It falls under I00-I99 Diseases of the circulatory system.
- Is I23.1 a billable code?
- Yes — I23.1 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from I23.1?
- Excludes1 (not coded here): acquired atrial septal defect not specified as current complication following acute myocardial infarction (I51.0).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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