I00–I99
Diseases of the Circulatory System
Hypertension, heart failure, stroke, atrial fibrillation
I44.4
Left anterior fascicular block
Billable
I44.5
Left posterior fascicular block
Billable
I44.6
Other and unspecified fascicular block
Non-billable
I44.60
Unspecified fascicular block
Billable
I44.69
Other fascicular block
Billable
I44.7
Left bundle-branch block, unspecified
Billable
I45
Other conduction disorders
Non-billable
I45.0
Right fascicular block
Billable
I45.1
Other and unspecified right bundle-branch block
Non-billable
I45.10
Unspecified right bundle-branch block
Billable
I45.19
Other right bundle-branch block
Billable
I45.2
Bifascicular block
Billable
I45.3
Trifascicular block
Billable
I45.4
Nonspecific intraventricular block
Billable
I45.5
Other specified heart block
Billable
I45.6
Pre-excitation syndrome
Billable
I45.8
Other specified conduction disorders
Non-billable
I45.81
Long QT syndrome
Billable
I45.89
Other specified conduction disorders
Billable
I45.9
Conduction disorder, unspecified
Billable
I46
Cardiac arrest
Non-billable
I46.2
Cardiac arrest due to underlying cardiac condition
Billable
I46.8
Cardiac arrest due to other underlying condition
Billable
I46.9
Cardiac arrest, cause unspecified
Billable
I47
Paroxysmal tachycardia
Non-billable
I47.0
Re-entry ventricular arrhythmia
Billable
I47.1
Supraventricular tachycardia
Non-billable
I47.10
Supraventricular tachycardia, unspecified
Billable
I47.11
Inappropriate sinus tachycardia, so stated
Billable
I47.19
Other supraventricular tachycardia
Billable
I47.2
Ventricular tachycardia
Non-billable
I47.20
Ventricular tachycardia, unspecified
Billable
I47.21
Torsades de pointes
Billable
I47.29
Other ventricular tachycardia
Billable
I47.9
Paroxysmal tachycardia, unspecified
Billable
I48
Atrial fibrillation and flutter
Non-billable
I48.0
Paroxysmal atrial fibrillation
Billable
I48.1
Persistent atrial fibrillation
Non-billable
I48.11
Longstanding persistent atrial fibrillation
Billable
I48.19
Other persistent atrial fibrillation
Billable
I48.2
Chronic atrial fibrillation
Non-billable
I48.20
Chronic atrial fibrillation, unspecified
Billable
I48.21
Permanent atrial fibrillation
Billable
I48.3
Typical atrial flutter
Billable
I48.4
Atypical atrial flutter
Billable
I48.9
Unspecified atrial fibrillation and atrial flutter
Non-billable
I48.91
Unspecified atrial fibrillation
Billable
I48.92
Unspecified atrial flutter
Billable
I49
Other cardiac arrhythmias
Non-billable
I49.0
Ventricular fibrillation and flutter
Non-billable
Search all 98,186 codes instantly
Search ICDwise →