I23.1Billable
Atrial septal defect as current complication following acute myocardial infarction
Short description: Atrial septal defect as current complication following AMI
- Chapter
- 9. Diseases of the circulatory system
- Category
- I23
- Effective date
- October 1, 2026
Related codes in category I23
I23Certain crnt comp fol STEMI & NSTEMI mocard infrc <= 28 dayI23.0Hemopericardium as current complication following AMIYesI23.2Ventricular septal defect as current comp following AMIYesI23.3Rupture of card wall w/o hemoperic as current comp fol AMIYesI23.4Rupture of chord tendne as current comp following AMIYesI23.5Rupture of papillary muscle as current comp following AMIYesI23.6Thombos of atrium/auric append/ventr as current comp fol AMIYesI23.7Postinfarction anginaYesI23.8Oth current complications following AMIYes
Frequently asked questions
What is ICD-10 code I23.1?
I23.1 is an ICD-10-CM diagnosis code for Atrial septal defect as current complication following acute myocardial infarction.
Is I23.1 a billable code?
Yes. I23.1 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is I23.1 in?
I23.1 falls under Chapter 9: Diseases of the circulatory system.
When did I23.1 become effective?
I23.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to I23.1?
I23.1 belongs to category I23, which includes 9 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.