ICD-10-CM · Chapter 9 · I00-I99
I47 Paroxysmal tachycardia
Excludes 1 (cannot be coded together)
- tachycardia NOS (R00.0)
- sinoauricular tachycardia NOS (R00.0)
- sinus [sinusal] tachycardia NOS (R00.0)
Code First
- tachycardia complicating:
- abortion or ectopic or molar pregnancy (O00-O07, O08.8)
- obstetric surgery and procedures (O75.4)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| I47..0 | Re-entry ventricular arrhythmia | Yes |
| I47..1 | Supraventricular tachycardia | No |
| I47..10 | Supraventricular tachycardia, unspecified | Yes |
| I47..11 | Inappropriate sinus tachycardia, so stated | Yes |
| I47..19 | Other supraventricular tachycardia | Yes |
| I47..2 | Ventricular tachycardia | No |
| I47..20 | Ventricular tachycardia, unspecified | Yes |
| I47..21 | Torsades de pointes | Yes |
| I47..22 | Catecholaminergic polymorphic ventricular tachycardia [CPVT] | Yes |
| I47..29 | Other ventricular tachycardia | Yes |
| I47..9 | Paroxysmal tachycardia, unspecified | Yes |
Last reviewed: September 2026