ICD-10-CM I47.21: Torsades de pointes

ICD-10-CM Diagnosis Code (2025)

Official Description for I47.21

Torsades de pointes

Coding Notes & Guidelines for I47.21

Use Additional Code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Code Also

, if applicable, long QT syndrome (I45.81)

Parent Code (Less Specific):

I47 - Paroxysmal tachycardia

About ICD-10-CM Code I47.21 (Torsades de pointes)

ICD-10-CM code I47.21 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM I47.21 became effective on October 1, 2024.

This page provides detailed information about I47.21 - Torsades de pointes. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Torsades de pointes.