ICD-10 diagnosis code

I48 Atrial fibrillation and flutter

I48 is the ICD-10 code for Atrial fibrillation and flutter. It is a three-character category divided into 6 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block I30–I52 (Other forms of heart disease) in Chapter IX, Diseases of the circulatory system.

Code type: Category (3 characters)
Chapter: IX · I00–I99
Classification: WHO ICD-10, 2019 version

Subcodes of I48

I48 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

I48Förmaksflimmer och förmaksfladder

DenmarkICD-10-DK

DI48Atrieflagren og atrieflimren

FinlandICD-10-FI

I48Eteisvärinä tai eteislepatus

GermanyICD-10-GM

I48Vorhofflimmern und Vorhofflattern

FranceICD-10-FR

I48Fibrillation et flutter auriculaires

NetherlandsICD-10-NL

I48atriumfibrillatie en -flutter

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

Look up another code

Stop looking codes up by hand

Docdemic listens to the consultation, writes the note and suggests the diagnosis and procedure codes that fit it, each one checked against your country’s official code list.

Try Docdemic free