Diagnosis Code

I45.0 RIGHT FASCICULAR BLOCK


Code Information

Diagnosis Code: I45.0

Short Description: Right fascicular block

Long Description: Right fascicular block

The code I45.0 is VALID for claim submission

Code Classification:

  • Diseases of the circulatory system (I00–I99)
    • Other forms of heart disease (I30-I5A)
      • Other conduction disorders (I45)
        • I45.0 Right fascicular block

This code is valid for questionable admission codes

Code Version: 2022 ICD-10-CM


Diagnostic Related Group(s)

The code I45.0 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Cardiac Arrhythmia And Conduction Disorders With Mcc (308)
  • Cardiac Arrhythmia And Conduction Disorders With Cc (309)
  • Cardiac Arrhythmia And Conduction Disorders Without Cc/mcc (310)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
I45.0 Right Arrow 426.4 Rt bundle branch block

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
I45 Other conduction disorders
I45.1 Other and unspecified right bundle-branch block
I45.10 Unspecified right bundle-branch block
I45.19 Other right bundle-branch block
I45.2 Bifascicular block
I45.3 Trifascicular block
I45.4 Nonspecific intraventricular block
I45.5 Other specified heart block
I45.6 Pre-excitation syndrome
I45.8 Other specified conduction disorders
I45.81 Long QT syndrome
I45.89 Other specified conduction disorders
I45.9 Conduction disorder, unspecified


This page was last updated on: 10/1/2023