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ICD-10-CM/Diseases of the circulatory system/Other forms of heart disease/Atrial fibrillation and flutter

I48.9 Unspecified atrial fibrillation and atrial flutter

BackI48Atrial fibrillation and flutterCategory6 →I48.0Paroxysmal atrial fibrillationCategoryI48.1Persistent atrial fibrillationCategory2 →I48.11Longstanding persistent atrial fibrillationCategoryI48.19Other persistent atrial fibrillationCategoryI48.2Chronic atrial fibrillationCategory2 →I48.20Chronic atrial fibrillation, unspecifiedCategoryI48.21Permanent atrial fibrillationCategoryI48.3Typical atrial flutterCategoryI48.4Atypical atrial flutterCategoryI48.9Unspecified atrial fibrillation and atrial flutterCategory2 →I48.91Unspecified atrial fibrillationCategoryI48.92Unspecified atrial flutterCategory
Category
I48.9
Unspecified atrial fibrillation and atrial flutter
Chapter
IX · Diseases of the circulatory system
Section
I30-I5A
Valid from
Source

CMS ICD-10-CM Tabular List, edition FY2026.

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