ICD-10-CM
Diseases of the circulatory system
Chapter 9, I00-I99. CDC FY2027 file dated June 16, 2026.
License: a US government work, in the public domain (Public Domain Mark 1.0).
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Categories
80 categories in this chapter. Open one, or page through every code below.
- I00Rheumatic fever without heart involvement
- I01Rheumatic fever with heart involvement
- I02Rheumatic chorea
- I05Rheumatic mitral valve diseases
- I06Rheumatic aortic valve diseases
- I07Rheumatic tricuspid valve diseases
- I08Multiple valve diseases
- I09Other rheumatic heart diseases
- I10Essential (primary) hypertension
- I11Hypertensive heart disease
- I12Hypertensive chronic kidney disease
- I13Hypertensive heart and chronic kidney disease
- I15Secondary hypertension
- I16Hypertensive crisis
- I1AOther hypertension
- I20Angina pectoris
- I21Acute myocardial infarction
- I22Subsequent STEMI and NSTEMI mocard infrc
- I23Certain current comp fol STEMI and NSTEMI mocard infrc <= 28 day
- I24Other acute ischemic heart diseases
- I25Chronic ischemic heart disease
- I26Pulmonary embolism
- I27Other pulmonary heart diseases
- I28Other diseases of pulmonary vessels
- I30Acute pericarditis
- I31Other diseases of pericardium
- I32Pericarditis in diseases classified elsewhere
- I33Acute and subacute endocarditis
- I34Nonrheumatic mitral valve disorders
- I35Nonrheumatic aortic valve disorders
- I36Nonrheumatic tricuspid valve disorders
- I37Nonrheumatic pulmonary valve disorders
- I38Endocarditis, valve unspecified
- I39Endocarditis and heart valve disord in dis classd elswhr
- I40Acute myocarditis
- I41Myocarditis in diseases classified elsewhere
44 more categories are in this chapter. Type a code or a term to open one.
Codes
A header groups codes and is not billed. A billable code is one you can report.
361 to 400 of 1,807
- I49.3Ventricular premature depolarizationBillable
- I49.4Other and unspecified premature depolarizationHeader
- I49.40Unspecified premature depolarizationBillable
- I49.49Other premature depolarizationBillable
- I49.5Sick sinus syndromeBillable
- I49.8Other specified cardiac arrhythmiasHeader
- I49.81Brugada syndromeBillable
- I49.82Ventricular bigeminyBillable
- I49.89Other specified cardiac arrhythmias not elsewhere classifiedBillable
- I49.9Cardiac arrhythmia, unspecifiedBillable
- I50Heart failureHeader
- I50.1Left ventricular failure, unspecifiedBillable
- I50.2Systolic (congestive) heart failureHeader
- I50.20Unspecified systolic (congestive) heart failureBillable
- I50.21Acute systolic (congestive) heart failureBillable
- I50.22Chronic systolic (congestive) heart failureBillable
- I50.23Acute on chronic systolic (congestive) heart failureBillable
- I50.3Diastolic (congestive) heart failureHeader
- I50.30Unspecified diastolic (congestive) heart failureBillable
- I50.31Acute diastolic (congestive) heart failureBillable
- I50.32Chronic diastolic (congestive) heart failureBillable
- I50.33Acute on chronic diastolic (congestive) heart failureBillable
- I50.4Combined systolic and diastolic (congestive) heart failureHeader
- I50.40Unspecified combined systolic and diastolic (congestive) heart failureBillable
- I50.41Acute combined systolic and diastolic (congestive) heart failureBillable
- I50.42Chronic combined systolic and diastolic heart failureBillable
- I50.43Acute on chronic combined systolic and diastolic heart failureBillable
- I50.8Other heart failureHeader
- I50.81Right heart failureHeader
- I50.810Right heart failure, unspecifiedBillable
- I50.811Acute right heart failureBillable
- I50.812Chronic right heart failureBillable
- I50.813Acute on chronic right heart failureBillable
- I50.814Right heart failure due to left heart failureBillable
- I50.82Biventricular heart failureBillable
- I50.83High output heart failureBillable
- I50.84End stage heart failureBillable
- I50.89Other heart failureBillable
- I50.9Heart failure, unspecifiedBillable
- I51Complications and ill-defined descriptions of heart diseaseHeader