I47Header code — not billable
Paroxysmal tachycardia
- Chapter
- 9. Diseases of the circulatory system
- Category
- I47
- Effective date
- October 1, 2026
Related codes in category I47
I47.0Re-entry ventricular arrhythmiaYesI47.1Supraventricular tachycardiaI47.10Supraventricular tachycardia, unspecifiedYesI47.11Inappropriate sinus tachycardia, so statedYesI47.19Other supraventricular tachycardiaYesI47.2Ventricular tachycardiaI47.20Ventricular tachycardia, unspecifiedYesI47.21Torsades de pointesYesI47.22Catecholaminergic polymorphic ventricular tachycardia [CPVT]YesI47.29Other ventricular tachycardiaYesI47.9Paroxysmal tachycardia, unspecifiedYes
Frequently asked questions
What is ICD-10 code I47?
I47 is an ICD-10-CM diagnosis code for Paroxysmal tachycardia.
Is I47 a billable code?
No. I47 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is I47 in?
I47 falls under Chapter 9: Diseases of the circulatory system.
When did I47 become effective?
I47 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to I47?
I47 belongs to category I47, which includes 11 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.