AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2019 Quarter 4; New/Revised ICD-10-CM Codes
Atrial Fibrillation
Codes in category I48 , Atrial fibrillation and flutter, were expanded and the following new codes created to provide unique codes to describe the different types of atrial fibrillation (AF). I48.11 Longstanding persistent atrial fibrillation I48.19 Other persistent atrial fibrillation I48.20 Chronic atrial fibrillation, unspecified I48.21 Permanent atrial fibrillation Atrial fibrillation (AF) is a common cause of an abnormal, irregular heartbeat. The heart wall does not move normally in atrial fibrillation, so there is a risk of blood clots forming in the heart, and risk of thromboembolism, including thromboembolic stroke. AF is typically treated by electrical...
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Article Overview
This article explains the clinical background of atrial fibrillation and flutter and discusses how the ICD-10-CM category for AF was expanded to distinguish among different atrial fibrillation patterns. It is relevant to coders, CDI professionals, and clinicians who need to understand how the terminology used in documentation aligns with the updated diagnosis category structure.
Why This Topic Matters
Atrial fibrillation is a common cardiovascular diagnosis with important implications for documentation specificity. Understanding the terminology discussed in this article helps readers recognize when more detailed ICD-10-CM diagnosis reporting may be expected in clinical records.
What You Will Learn
- How atrial fibrillation is described in clinical documentation
- What the article says about the expanded ICD-10-CM category for atrial fibrillation and flutter
- How terms used in practice relate to more specific AF terminology
- The general clinical context and significance of atrial fibrillation
Who Should Read This
- Medical coders
- Coding auditors
- Clinical documentation integrity specialists
- Cardiologists
- Primary care clinicians
Codes Discussed
Code Ranges Discussed
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