Home > 2014 ICD-9-CM Diagnosis Codes > Diseases Of The Nervous System And Sense Organs 320-389 > Other Disorders Of The Central Nervous System 340-349 > Cataplexy and narcolepsy 347-
Specific code 2014 ICD-9-CM Diagnosis Code 347.11
Narcolepsy in conditions classified elsewhere, with cataplexy
  • 2014
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015
  • Manifestation Code

  • Short description: Narcolepsy w cat oth dis.
  • ICD-9-CM 347.11 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 347.11 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2014 version of ICD-9-CM 347.11.
  • More recent version(s) of ICD-9-CM 347.11: 2015.
Convert to ICD-10-CM: 347.11 converts directly to:
  • 2015/16 ICD-10-CM G47.421 Narcolepsy in conditions classified elsewhere with cataplexy
Approximate Synonyms
  • Secondary cataplexy and narcolepsy
  • Secondary narcolepsy w cataplexy
  • Secondary narcolepsy with cataplexy
ICD-9-CM Volume 2 Index entries containing back-references to 347.11:
  • Narcolepsy 347.00
    • in conditions classified elsewhere 347.10
      • with cataplexy 347.11
 347.10 ICD9Data.com 348 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 347.11 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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