Specific code 2008 ICD-9-CM Diagnosis Code 426.52
Right bundle branch block and left anterior fascicular block
  • Short description: RT BBB/LFT ANT FASC BLK.
  • ICD-9-CM 426.52 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 426.52 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2008 version of ICD-9-CM 426.52.
  • More recent version(s) of ICD-9-CM 426.52: 2009 2010 2011 2012 2013 2014.
Disease Synonyms
  • Right bundle branch block and left anterior fascicular
  • Right bundle branch block AND left anterior fascicular block
Convert to ICD-10-CM: 426.52 converts approximately to:
  • 2014 ICD-10-CM I45.2 Bifascicular block
ICD-9-CM Volume 2 Index entries containing back-references to 426.52:
  • Block
    • bundle branch (complete) (false) (incomplete) 426.50
      • bilateral 426.53
      • left (complete) (main stem) 426.3
        • with right bundle branch block 426.53
        • anterior fascicular 426.2
          • with
            • posterior fascicular block 426.3
            • right bundle branch block 426.52
        • hemiblock 426.2
        • incomplete 426.2
          • with right bundle branch block 426.53
        • posterior fascicular 426.2
          • with
            • anterior fascicular block 426.3
            • right bundle branch block 426.51
      • right 426.4
        • with
          • left bundle branch block (incomplete) (main stem) 426.53
          • left fascicular block 426.53
            • anterior 426.52
            • posterior 426.51
      • Wilson's type 426.4
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 426.52 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2008 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.