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ICD-10-CM Diagnosis Code I22.9

Effective Date: 10/01/2015 To 09/30/2025

Subsequent ST elevation (STEMI) myocardial infarction of unspecified site

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
86 228 188 Adult -- -- Acute Yes
Applicable To for I22.9:
  • Subsequent acute myocardial infarction of unspecified site

  • Subsequent myocardial infarction (acute) NOS

Back-references to I22.9
  • Infarct, infarction
    • myocardium, myocardial(acute) (with stated duration of 4 weeks or less) I21.9
      • ST elevation(STEMI) I21.3
        • subsequent I22.9
        • subsequent(recurrent) (reinfarction) I22.9
          • ST elevation I22.9
            • transmural I22.9
              • type 1 see also Infarction, myocardial, subsequent, by site, or by ST elevation or non-ST elevation I22.9
          • Chapter, Section and Diagnosis Prefix for I22.9
              I00-I99 :

              Diseases of the circulatory system

              I20-I25 :

              Ischemic heart diseases

              I22 :

              Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction