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ICD-10-CM Diagnosis Code I21.9

Effective Date: 10/01/2017 To 09/30/2025

Acute myocardial infarction, unspecified

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
86 228 188 -- -- -- Acute Yes
Applicable To for I21.9:
  • Myocardial infarction (acute) NOS

Back-references to I21.9
  • Infarct, infarction
    • myocardium, myocardial(acute) (with stated duration of 4 weeks or less) I21.9
      • type 1 see also Infarction, myocardial, by site, or by ST elevation or non-ST elevation I21.9
    • Related Medications for I21.9
      • acebutolol, amiloride, acetylsalicylic acid, atenolol, betaxolol, captopril, chlorothiazide, cholestyramine resin, clonidine, diltiazem, dipyridamole, enalapril, felodipine, furosemide, glyceryl trinitrate, heparin, hydralazine, hydrochlorothiazide, labetalol, lidocaine, lovastatin, metformin, methyclothiazide, metoprolol, minoxidil, nadolol, niacin, nicardipine, nifedipine, nisoldipine, omeprazole, penbutolol, pindolol, alteplase, prazosin, propranolol, spironolactone, sulfinpyrazone, timolol, verapamil, warfarin, amlodipine, benazepril, bisoprolol, carvedilol, lisinopril, moexipril, nebivolol, clopidogrel, isradipine, quinapril, ramipril, simvastatin, terazosin, torasemide, trandolapril, guanfacine, fluvastatin, pravastatin, doxazosin, esmolol, fosinopril, losartan, perindopril, bivalirudin, nadroparin, enoxaparin, dalteparin, valsartan, tirofiban, telmisartan, eptifibatide, reteplase, atorvastatin, eprosartan, irbesartan, abciximab, thallous chloride tl201, amlodipine / benazepril, candesartan, tenecteplase, eplerenone, rosuvastatin, olmesartan, fondaparinux, aliskiren, ezetimibe, liraglutide, sitagliptin, prasugrel, saxagliptin, pitavastatin, azilsartan, rivaroxaban, ticagrelor, alogliptin, canagliflozin, dapagliflozin, vorapaxar, cangrelor, alirocumab, evolocumab

      Chapter, Section and Diagnosis Prefix for I21.9
        I00-I99 :

        Diseases of the circulatory system

        I20-I25 :

        Ischemic heart diseases

        I21 :

        Acute myocardial infarction