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.
321 to 360 of 1,807
- I45.6Pre-excitation syndromeBillable
- I45.8Other specified conduction disordersHeader
- I45.81Long QT syndromeBillable
- I45.89Other specified conduction disordersBillable
- I45.9Conduction disorder, unspecifiedBillable
- I46Cardiac arrestHeader
- I46.2Cardiac arrest due to underlying cardiac conditionBillable
- I46.8Cardiac arrest due to other underlying conditionBillable
- I46.9Cardiac arrest, cause unspecifiedBillable
- I47Paroxysmal tachycardiaHeader
- I47.0Re-entry ventricular arrhythmiaBillable
- I47.1Supraventricular tachycardiaHeader
- I47.10Supraventricular tachycardia, unspecifiedBillable
- I47.11Inappropriate sinus tachycardia, so statedBillable
- I47.19Other supraventricular tachycardiaBillable
- I47.2Ventricular tachycardiaHeader
- I47.20Ventricular tachycardia, unspecifiedBillable
- I47.21Torsades de pointesBillable
- I47.22Catecholaminergic polymorphic ventricular tachycardia [CPVT]Billable
- I47.29Other ventricular tachycardiaBillable
- I47.9Paroxysmal tachycardia, unspecifiedBillable
- I48Atrial fibrillation and flutterHeader
- I48.0Paroxysmal atrial fibrillationBillable
- I48.1Persistent atrial fibrillationHeader
- I48.11Longstanding persistent atrial fibrillationBillable
- I48.19Other persistent atrial fibrillationBillable
- I48.2Chronic atrial fibrillationHeader
- I48.20Chronic atrial fibrillation, unspecifiedBillable
- I48.21Permanent atrial fibrillationBillable
- I48.3Typical atrial flutterBillable
- I48.4Atypical atrial flutterBillable
- I48.9Unspecified atrial fibrillation and atrial flutterHeader
- I48.91Unspecified atrial fibrillationBillable
- I48.92Unspecified atrial flutterBillable
- I49Other cardiac arrhythmiasHeader
- I49.0Ventricular fibrillation and flutterHeader
- I49.01Ventricular fibrillationBillable
- I49.02Ventricular flutterBillable
- I49.1Atrial premature depolarizationBillable
- I49.2Junctional premature depolarizationBillable