I45 ICD-10-CM Code: Other conduction disorders
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
I45Other conduction disorders
ICD-10-CM diagnosis code · United States clinical modification
Where I45 sits
- 1
Chapter 9
Diseases of the circulatory system (I00-I99)
- 2
Section
Other forms of heart disease (I30-I5A)
- 3
Category I45
Other conduction disorders
- 4
Code I45
Other conduction disorders
Codes under I45
I45 is a non-billable category. Choose the child code that best matches the documented diagnosis.
I45.0Right fascicular blockI45.1Other and unspecified right bundle-branch blockI45.2Bifascicular blockI45.3Trifascicular blockI45.4Nonspecific intraventricular blockI45.5Other specified heart blockI45.6Pre-excitation syndromeI45.8Other specified conduction disordersI45.9Conduction disorder, unspecifiedNotes for this code
Inclusion terms
No inclusion terms are listed for I45.
Code first
No “code first” instruction is listed for I45.
Use additional code
No “use additional code” instruction is listed for I45.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for I45.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for I45.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code I45 mean?
I45 is the FY 2027 U.S. ICD-10-CM code for “Other conduction disorders.”
Is I45 a billable or specific ICD-10-CM code?
No. I45 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is I45 located in ICD-10-CM?
I45 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Other forms of heart disease (I30-I5A) (I30–I5A), under category I45, Other conduction disorders.
What coding notes are listed for I45?
No inclusion terms are listed for I45 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.