Torsades de pointes
- I47.21 is a billable/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 is the American ICD-10-CM version of I47.21 – other international versions of ICD-10 I47.21 may differ.
Use Additional
- 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)
The following code(s) above I47.21 contain annotation back-references
that may be applicable to I47.21:
ICD-10-CM I47.21 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):
- 308 Cardiac arrhythmia and conduction disorders with mcc
- 309 Cardiac arrhythmia and conduction disorders with cc
- 310 Cardiac arrhythmia and conduction disorders without cc/mcc
- 791 Prematurity with major problems
- 793 Full term neonate with major problems
Code History
- 2023 (effective 10/1/2022): New code
- 2024 (effective 10/1/2023): No change
- 2025 (effective 10/1/2024): No change
Diagnosis Index entries containing back-references to I47.21:
- Torsades de pointes I47.21