I22.8
BillableSubsequent ST elevation (STEMI) myocardial infarction of other sites
I22.8 is the ICD-10-CM code for Subsequent ST elevation (STEMI) myocardial infarction of other sites. It is a billable, specific code valid for reimbursement.
I00-I99 Diseases of the circulatory system
What this means — in plain language
MedlinePlus · NIHEach year almost 800,000 Americans have a heart attack. A heart attack happens when blood flow to the heart suddenly becomes blocked. Without the blood coming in, the heart can't get oxygen. If not treated quickly, the heart muscle begins to die. But if you do get quick treatment, you may be able to prevent or limit damage to the heart muscle. That's why it's important to know the symptoms of a heart attack and call…
Read more about Heart Attack at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Subsequent acute transmural myocardial infarction of other sites
- •Subsequent apical-lateral transmural (Q wave) myocardial infarction (acute)
- •Subsequent basal-lateral transmural (Q wave) myocardial infarction (acute)
- •Subsequent high lateral transmural (Q wave) myocardial infarction (acute)
- •Subsequent transmural (Q wave) myocardial infarction (acute)(of) lateral (wall) NOS
- •Subsequent posterior (true) transmural (Q wave) myocardial infarction (acute)
- •Subsequent posterobasal transmural (Q wave) myocardial infarction (acute)
- •Subsequent posterolateral transmural (Q wave) myocardial infarction (acute)
- •Subsequent posteroseptal transmural (Q wave) myocardial infarction (acute)
- •Subsequent septal NOS transmural (Q wave) myocardial infarction (acute)
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
Look up another ICD-10 code or condition