I30-I5A
Other forms of heart disease
Codes in this block
176 codes
Billableusable codeNon-billableheader / grouping codeRisk-adjusting
- I30Acute pericarditisNon-billable
- I30.0Acute nonspecific idiopathic pericarditisBillable
- I30.1Infective pericarditisBillable
- I30.8Other forms of acute pericarditisBillable
- I30.9Acute pericarditis, unspecifiedBillable
- I31Other diseases of pericardiumNon-billable
- I31.0Chronic adhesive pericarditisBillable
- I31.1Chronic constrictive pericarditisBillable
- I31.2Hemopericardium, not elsewhere classifiedBillable
- I31.3Pericardial effusion (noninflammatory)Non-billable
- I31.31Malignant pericardial effusion in diseases classified elsewhereBillable
- I31.39Other pericardial effusion (noninflammatory)Billable
- I31.4Cardiac tamponadeBillable
- I31.8Other specified diseases of pericardiumBillable
- I31.9Disease of pericardium, unspecifiedBillable
- I32Pericarditis in diseases classified elsewhereBillable
- I33Acute and subacute endocarditisNon-billable
- I33.0Acute and subacute infective endocarditisBillable
- I33.9Acute and subacute endocarditis, unspecifiedBillable
- I34Nonrheumatic mitral valve disordersNon-billable
- I34.0Nonrheumatic mitral (valve) insufficiencyBillable
- I34.1Nonrheumatic mitral (valve) prolapseBillable
- I34.2Nonrheumatic mitral (valve) stenosisBillable
- I34.8Other nonrheumatic mitral valve disordersNon-billable
- I34.81Nonrheumatic mitral (valve) annulus calcificationBillable
- I34.89Other nonrheumatic mitral valve disordersBillable
- I34.9Nonrheumatic mitral valve disorder, unspecifiedBillable
- I35Nonrheumatic aortic valve disordersNon-billable
- I35.0Nonrheumatic aortic (valve) stenosisBillable
- I35.1Nonrheumatic aortic (valve) insufficiencyBillable
- I35.2Nonrheumatic aortic (valve) stenosis with insufficiencyBillable
- I35.8Other nonrheumatic aortic valve disordersBillable
- I35.9Nonrheumatic aortic valve disorder, unspecifiedBillable
- I36Nonrheumatic tricuspid valve disordersNon-billable
- I36.0Nonrheumatic tricuspid (valve) stenosisBillable
- I36.1Nonrheumatic tricuspid (valve) insufficiencyBillable
- I36.2Nonrheumatic tricuspid (valve) stenosis with insufficiencyBillable
- I36.8Other nonrheumatic tricuspid valve disordersBillable
- I36.9Nonrheumatic tricuspid valve disorder, unspecifiedBillable
- I37Nonrheumatic pulmonary valve disordersNon-billable
- I37.0Nonrheumatic pulmonary valve stenosisBillable
- I37.1Nonrheumatic pulmonary valve insufficiencyBillable
- I37.2Nonrheumatic pulmonary valve stenosis with insufficiencyBillable
- I37.8Other nonrheumatic pulmonary valve disordersBillable
- I37.9Nonrheumatic pulmonary valve disorder, unspecifiedBillable
- I38Endocarditis, valve unspecifiedBillable
- I39Endocarditis and heart valve disorders in diseases classified elsewhereBillable
- I40Acute myocarditisNon-billable
- I40.0Infective myocarditisBillable
- I40.1Isolated myocarditisBillable
- I40.8Other acute myocarditisBillable
- I40.9Acute myocarditis, unspecifiedBillable
- I41Myocarditis in diseases classified elsewhereBillable
- I42CardiomyopathyNon-billable
- I42.0Dilated cardiomyopathyBillable
- I42.1Obstructive hypertrophic cardiomyopathyBillable
- I42.2Other hypertrophic cardiomyopathyBillable
- I42.3Endomyocardial (eosinophilic) diseaseBillable
- I42.4Endocardial fibroelastosisBillable
- I42.5Other restrictive cardiomyopathyBillable
- I42.6Alcoholic cardiomyopathyBillable
- I42.7Cardiomyopathy due to drug and external agentBillable
- I42.8Other cardiomyopathiesBillable
- I42.9Cardiomyopathy, unspecifiedBillable
- I43Cardiomyopathy in diseases classified elsewhereBillable
- I44Atrioventricular and left bundle-branch blockNon-billable
- I44.0Atrioventricular block, first degreeBillable
- I44.1Atrioventricular block, second degreeBillable
- I44.2Atrioventricular block, completeBillable
- I44.3Other and unspecified atrioventricular blockNon-billable
- I44.30Unspecified atrioventricular blockBillable
- I44.39Other atrioventricular blockBillable
- I44.4Left anterior fascicular blockBillable
- I44.5Left posterior fascicular blockBillable
- I44.6Other and unspecified fascicular blockNon-billable
- I44.60Unspecified fascicular blockBillable
- I44.69Other fascicular blockBillable
- I44.7Left bundle-branch block, unspecifiedBillable
- I45Other conduction disordersNon-billable
- I45.0Right fascicular blockBillable
- I45.1Other and unspecified right bundle-branch blockNon-billable
- I45.10Unspecified right bundle-branch blockBillable
- I45.19Other right bundle-branch blockBillable
- I45.2Bifascicular blockBillable
- I45.3Trifascicular blockBillable
- I45.4Nonspecific intraventricular blockBillable
- I45.5Other specified heart blockBillable
- I45.6Pre-excitation syndromeBillable
- I45.8Other specified conduction disordersNon-billable
- I45.81Long QT syndromeBillable
- I45.89Other specified conduction disordersBillable
- I45.9Conduction disorder, unspecifiedBillable
- I46Cardiac arrestNon-billable
- I46.2Cardiac arrest due to underlying cardiac conditionBillable
- I46.8Cardiac arrest due to other underlying conditionBillable
- I46.9Cardiac arrest, cause unspecifiedBillable
- I47Paroxysmal tachycardiaNon-billable
- I47.0Re-entry ventricular arrhythmiaBillable
- I47.1Supraventricular tachycardiaNon-billable
- I47.10Supraventricular tachycardia, unspecifiedBillable
- I47.11Inappropriate sinus tachycardia, so statedBillable
- I47.19Other supraventricular tachycardiaBillable
- I47.2Ventricular tachycardiaNon-billable
- I47.20Ventricular tachycardia, unspecifiedBillable
- I47.21Torsades de pointesBillable
- I47.29Other ventricular tachycardiaBillable
- I47.9Paroxysmal tachycardia, unspecifiedBillable
- I48Atrial fibrillation and flutterNon-billable
- I48.0Paroxysmal atrial fibrillationBillable
- I48.1Persistent atrial fibrillationNon-billable
- I48.11Longstanding persistent atrial fibrillationBillable
- I48.19Other persistent atrial fibrillationBillable
- I48.2Chronic atrial fibrillationNon-billable
- I48.20Chronic atrial fibrillation, unspecifiedBillable
- I48.21Permanent atrial fibrillationBillable
- I48.3Typical atrial flutterBillable
- I48.4Atypical atrial flutterBillable
- I48.9Unspecified atrial fibrillation and atrial flutterNon-billable
- I48.91Unspecified atrial fibrillationBillable
- I48.92Unspecified atrial flutterBillable
- I49Other cardiac arrhythmiasNon-billable
- I49.0Ventricular fibrillation and flutterNon-billable
- I49.01Ventricular fibrillationBillable
- I49.02Ventricular flutterBillable
- I49.1Atrial premature depolarizationBillable
- I49.2Junctional premature depolarizationBillable
- I49.3Ventricular premature depolarizationBillable
- I49.4Other and unspecified premature depolarizationNon-billable
- I49.40Unspecified premature depolarizationBillable
- I49.49Other premature depolarizationBillable
- I49.5Sick sinus syndromeBillable
- I49.8Other specified cardiac arrhythmiasBillable
- I49.9Cardiac arrhythmia, unspecifiedBillable
- I50Heart failureNon-billable
- I50.1Left ventricular failure, unspecifiedBillable
- I50.2Systolic (congestive) heart failureNon-billable
- 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 failureNon-billable
- 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 (congestive) and diastolic (congestive) heart failureNon-billable
- I50.40Unspecified combined systolic (congestive) and diastolic (congestive) heart failureBillable
- I50.41Acute combined systolic (congestive) and diastolic (congestive) heart failureBillable
- I50.42Chronic combined systolic (congestive) and diastolic (congestive) heart failureBillable
- I50.43Acute on chronic combined systolic (congestive) and diastolic (congestive) heart failureBillable
- I50.8Other heart failureNon-billable
- I50.81Right heart failureNon-billable
- 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 diseaseNon-billable
- I51.0Cardiac septal defect, acquiredBillable
- I51.1Rupture of chordae tendineae, not elsewhere classifiedBillable
- I51.2Rupture of papillary muscle, not elsewhere classifiedBillable
- I51.3Intracardiac thrombosis, not elsewhere classifiedBillable
- I51.4Myocarditis, unspecifiedBillable
- I51.5Myocardial degenerationBillable
- I51.7CardiomegalyBillable
- I51.8Other ill-defined heart diseasesNon-billable
- I51.81Takotsubo syndromeBillable
- I51.89Other ill-defined heart diseasesBillable
- I51.9Heart disease, unspecifiedBillable
- I52Other heart disorders in diseases classified elsewhereBillable
- I5ANon-ischemic myocardial injury (non-traumatic)Billable
Official Guidelines for I30-I5A
FY 2026 ›Sections that reference codes in I30-I5A