I47.10

Billable

Supraventricular tachycardia, unspecified

HCC Category Mapping

V24HCC 96 — Specified Heart Arrhythmias

0.282

ESRDHCC 96 — Specified Heart Arrhythmias

0.000

RxHCCHCC 193 — Specified Heart Arrhythmias

0.000

What This Code Means

A rapid heartbeat originating in the upper chambers of the heart, but the specific type or mechanism has not been specified.

Coding Tips

•Verify if a more specific supraventricular tachycardia code applies (I47.11, I47.19, etc.)
•Document the mechanism if known (AVNRT, AVRT, atrial flutter, etc.) for more specific coding

Clinical Significance

Unspecified supraventricular tachycardia is a rapid heart rhythm originating above the ventricles. While generally less dangerous than ventricular arrhythmias, it can cause significant symptoms and hemodynamic compromise, particularly in patients with structural heart disease. Specific subtyping guides treatment selection between medications, cardioversion, and ablation.

Documentation Requirements

✓Provider diagnosis of supraventricular tachycardia
✓Electrocardiogram documentation of the rapid rhythm
✓Heart rate during the episode
✓Associated symptoms (palpitations, dizziness, chest pain, dyspnea)
✓Treatment response and management plan

Commonly Confused Codes

I47.11 — Inappropriate sinus tachycardia; specific subtype with different management I47.19 — Other supraventricular tachycardia; for classified subtypes not otherwise specified I48.0 — Paroxysmal atrial fibrillation; irregular rhythm, different from organized supraventricular tachycardia I47.20 — Ventricular tachycardia, unspecified; originates in the ventricles, not above

Code Hierarchy

└I47Paroxysmal tachycardia └I47.1Supraventricular tachycardia └I47.10Supraventricular tachycardia, unspecified

└I47.10Supraventricular tachycardia, unspecified