Paroxysmal tachycardia, unspecified
- I47.9 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 I47.9 became effective on October 1, 2024.
- This is the American ICD-10-CM version of I47.9 – other international versions of ICD-10 I47.9 may differ.
Applicable To
- Bouveret (-Hoffman) syndrome
The following code(s) above I47.9 contain annotation back-references
that may be applicable to I47.9:
Approximate Synonyms
- Paroxysmal tachycardia
- Tachycardia, paroxysmal
Clinical Information
- Abnormally rapid heartbeats with sudden onset and cessation.
ICD-10-CM I47.9 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
Convert I47.9 to ICD-9-CMCode History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change
- 2025 (effective 10/1/2024): No change
Code annotations containing back-references to I47.9:
- Code First: I21.A1
Diagnosis Index entries containing back-references to I47.9:
- Bouveret I47.9 (-Hoffmann) syndrome (paroxysmal tachycardia)
- Disease, diseased – see also Syndrome
- Bouveret I47.9 (-Hoffmann) (paroxysmal tachycardia)
- Hoffmann-Bouveret syndrome I47.9
- Syndrome – see also Disease
- Bouveret I47.9 (-Hoffman)
- TachycardiaR00.0
- paroxysmal (sustained) (nonsustained) I47.9