I47.21 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Torsades de pointes.
Code also
If applicable, long QT syndrome (I45.81)
Use additional code
Code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Versions
2025
No changes
2024
No changes
2023
New code