ICD-10 Code For Atrial Fibrillation Overview
ICD-10 Code For Atrial Fibrillation Overview ICD-10-CM Codes › I00-I99 › I30-I5A › I48- › 2023 ICD-10-CM Diagnosis Code I48.91
2023 ICD-10-CM Diagnosis Code I48.91
Unspecified atrial fibrillation
- I48.91 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2023 edition of ICD-10-CM I48.91 became effective on October 1, 2022.
- This is the American ICD-10-CM version of I48.91 – other international versions of ICD-10 I48.91 may differ.
The following code(s) above I48.91 contain annotation back-references
that may be applicable to I48.91:
- I00-I99 -Diseases of the circulatory system
Approximate Synonyms
- Atrial fibrillation
- Atrial fibrillation with rapid ventricular response
ICD-10-CM I48.91 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
- 308 Cardiac arrhythmia and conduction disorders with mcc
- 309 Cardiac arrhythmia and conduction disorders with cc
- 310 Cardiac arrhythmia and conduction disorders without cc/mcc
- 791 Prematurity with major problems
- 793 Full term neonate with major problems
Convert I48.91 to ICD-9-CM
Code History
2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to I48.91:
- Fibrillation
atrial or auricular (established) I48.91
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.