ICD-10-CM FY2027 diagnosis code

I45.8: Other specified conduction disorders

Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027

I45.8 groups related diagnoses under other specified conduction disorders. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.

Billable codes under I45.8

I45.81Long QT syndrome
I45.89Other specified conduction disorders

Other codes in I45 Other conduction disorders

I45.0Right fascicular block
I45.1Other and unspecified right bundle-branch blockheader
I45.2Bifascicular block
I45.3Trifascicular block
I45.4Nonspecific intraventricular block
I45.5Other specified heart block
I45.6Pre-excitation syndrome
I45.9Conduction disorder, unspecified

I45.8 questions

Is I45.8 a billable code?

No. I45.8 is a header code that groups 2 more specific codes. Use one of the billable codes listed on this page instead.

What does I45.8 mean?

I45.8 is the ICD-10-CM code for Other specified conduction disorders. It is in chapter 9, Diseases of the circulatory system (I00-I99).

Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.