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Home/Diagnosis/ICD-10 Coding for New Onset Atrial Fibrillation

ICD-10 Coding for New Onset Atrial Fibrillation

I48.0
I48.91

Complete ICD-10-CM coding and documentation guide for icd-10 coding for new onset atrial fibrillation includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
First Detected Atrial Fibrillation
Initial Episode AFib
acute atrial fibrillation
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Key Information: ICD-10 Coding for New Onset Atrial Fibrillation

Essential facts and insights about ICD-10 Coding for New Onset Atrial Fibrillation

Use ICD-10 code I48.0 for paroxysmal atrial fibrillation, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Paroxysmal atrial fibrillation

Billable Code
I48.0
Billable

Diagnostic Criteria

  • • AFib episode resolves spontaneously within 7 days

Applicable To

  • • Self-terminating AFib
  • • Intermittent palpitations

Important Notes

  • • Ensure documentation specifies 'paroxysmal' to avoid using unspecified codes.

Unspecified atrial fibrillation

Billable Code
I48.91
Billable

Diagnostic Criteria

  • • ECG showing irregular rhythm
  • • Documentation of 'new onset' or 'first detected'

Applicable To

  • • New onset AFib without further specification

Important Notes

  • • Query provider if documentation lacks specificity on AFib type.
Frequently Asked Questions

What is the ICD-10 code for new onset AFib?

The ICD-10 code for new onset AFib is I48.91 if the type is unspecified. For paroxysmal AFib, use I48.0.

How do you document new onset atrial fibrillation?

Document new onset AFib by specifying the timing, type, and any associated symptoms or treatment plans, confirmed by ECG.

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