I48.91- Unspecified atrial fibrillation: This is used when the type of AF is not specified in the patient's medical record. Click here to view on YouTube Which Atrial Fibrillation ICD Codes Are Billable? A brief overview of the billable ICD-10 codes for Atrial Fibrillation are: ...
appear in the Tabular List and Alphabetic Index of ICD-10-CM not elsewhere classified (NEC) nonessential modifiers terms found within the parentheses+ not elsewhere specified (NOS) used in both the Alphabetic Index and Tabular List and is interpreted to mean "unspecified". parantheses provide add...