ICD-10-CM › I00-I99 › I30-I5A › I49.8 Other specified cardiac arrhythmias › I49.89
I49.89
Other specified cardiac arrhythmias not elsewhere classified
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2027 to now.
- FY2027 Added to the code set Other specified cardiac arrhythmias not elsewhere classified
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from I49 Other cardiac arrhythmias
Excludes2 - not included here
- bradycardia NOS (R00.1)
- neonatal dysrhythmia (P29.1-)
- sinoatrial bradycardia (R00.1)
- sinus bradycardia (R00.1)
- vagal bradycardia (R00.1)
Code first
- cardiac arrhythmia complicating:
- abortion or ectopic or molar pregnancy (O00-O07, O08.8)
- obstetric surgery and procedures (O75.4)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Abnormal, abnormality, abnormalities > rhythm, heart
- Nodal rhythm
- Rhythm > nodal
- Flutter > heart
- Arrhythmia > sinus
- Sinus > arrhythmia
- Fibrillation > heart
- Wandering > pacemaker
- Fibrillation > cardiac
- Bradyarrhythmia, cardiac
- Rhythm > disorder > nodal
- Arrhythmia > specified NEC
- Rhythm > disorder > ectopic
- Rhythm > atrioventricular nodal
- Rhythm > disorder > coronary sinus
- Incompetency, incompetent, incompetence > chronotropic > with > sinus node dysfunction
Codes in the same group
| Code | Description | Status |
|---|---|---|
| I49.81 | Brugada syndrome | Valid |
| I49.82 | Ventricular bigeminy | Valid |