ICD-10-CM · Chapter 9 · I00–I99
I49.8
Other specified cardiac arrhythmias
Diseases of the circulatory system
Quick facts
- Code
- I49.8
- Type
- Billable code
- ICD-10-CM chapter
- Chapter 9 — Diseases of the circulatory system
- Category
- I49 — Other cardiac arrhythmias
- Specificity
- 4 characters
How coders use this code
ICD-10-CM I49.8 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of other specified cardiac arrhythmias. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.
Related codes in I49
- I49Other cardiac arrhythmias
- I49.0Ventricular fibrillation and flutter
- I49.01Ventricular fibrillation
- I49.02Ventricular flutter
- I49.1Atrial premature depolarization
- I49.2Junctional premature depolarization
- I49.3Ventricular premature depolarization
- I49.4Other and unspecified premature depolarization
- I49.40Unspecified premature depolarization
- I49.49Other premature depolarization
- I49.5Sick sinus syndrome
- I49.9Cardiac arrhythmia, unspecified
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