I47.20
BillableVentricular tachycardia, unspecified
HCC Category Mapping
V28HCC 238 — Specified Heart Arrhythmias
0.000V24HCC 96 — Specified Heart Arrhythmias
0.282ESRDHCC 96 — Specified Heart Arrhythmias
0.000What This Code Means
A rapid heartbeat originating in the heart's main pumping chambers without further specification of the type or cause.
Coding Tips
- •This is an unspecified code; use only when the type of ventricular tachycardia cannot be determined from documentation
- •Query the provider if additional details about the ventricular tachycardia type are available
Clinical Significance
Unspecified ventricular tachycardia is a dangerous rapid heart rhythm originating in the ventricles. It can be hemodynamically unstable, degenerate into ventricular fibrillation, and cause sudden cardiac death. This arrhythmia often indicates underlying structural heart disease and may require implantable cardioverter defibrillator placement.
Documentation Requirements
- ✓Provider diagnosis of ventricular tachycardia
- ✓Electrocardiogram showing wide-complex tachycardia with ventricular origin
- ✓Heart rate and duration of episodes
- ✓Hemodynamic stability during the arrhythmia
- ✓Underlying cardiac condition assessment (echocardiogram, coronary evaluation)
Commonly Confused Codes
I47.21 — Torsades de pointes; specific type of polymorphic ventricular tachycardia with prolonged QTI47.29 — Other ventricular tachycardia; for specified types other than torsades de pointesI47.0 — Re-entry ventricular arrhythmia; specific mechanism of ventricular tachycardiaI49.01 — Ventricular fibrillation; chaotic rhythm, not organized tachycardia
Code Hierarchy
└I47Paroxysmal tachycardia└I47.2Ventricular tachycardia└I47.20Ventricular tachycardia, unspecified
└I47.20Ventricular tachycardia, unspecified