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ICD-10-CM Code I44.4
Left anterior fascicular block

Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
| ICD-10 from 2011 - 2016

I44.4 is a billable ICD code used to specify a diagnosis of left anterior fascicular block. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

The ICD code I444 is used to code Bundle branch block

A bundle branch block is a defect of the bundle branches or fascicles in the electrical conduction system of the heart.

Specialty: Cardiology
MeSH Codes: D002037, D002037, D002037
ICD 9 Codes: 426.3, 426.4, 426.5

ECG showing a bundle branch block

Source: Wikipedia

MS-DRG Mapping

  • DRG Group #308-310 - Cardiac arrhythmia and conduction disorders with MCC.
  • DRG Group #308-310 - Cardiac arrhythmia and conduction disorders with CC.
  • DRG Group #308-310 - Cardiac arrhythmia and conduction disorders without CC or MCC.

Related Concepts SNOMET-CT

  • Left anterior fascicular block (disorder)

ICD-10-CM Alphabetical Index References for 'I44.4 - Left anterior fascicular block'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code I44.4. Click on any term below to browse the alphabetical index.


Left bundle branch hemiblock (approximate match)

This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code I44.4 and a single ICD9 code, 426.2 is an approximate match for comparison and conversion purposes.

Parent Code: I44 - Atrioventricular and left bundle-branch block

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/I444