347.00 NARCOLEPSY W/O CATAPLEXY


Code Information

Diagnosis Code: 347.00

Short Description: Narcolepsy w/o cataplexy

Long Description: Narcolepsy, without cataplexy

Code Classification:

  • Diseases of the nervous system (320–359)
    • Other disorders of the central nervous system (340-349)
      • 347 Cataplexy and narcolepsy
        • 347.00 Narcolepsy w/o cataplexy

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 347.00 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Disease, diseased - see also Syndrome
    • sleeping (see also Narcolepsy) 347.00
      • meaning sleeping sickness (see also Trypanosomiasis) 086.5
  • Epilepsy, epileptic (idiopathic) 345.9
    • sleep (see also Narcolepsy) 347.00
  • G�lineau's syndrome (see also Narcolepsy) 347.00
  • Narcolepsy 347.00
    • with cataplexy 347.01
    • in conditions classified elsewhere 347.10
      • with cataplexy 347.11
  • Periodic - see also condition
    • somnolence (see also Narcolepsy) 347.00
  • Sleep
    • paroxysmal (see also Narcolepsy) 347.00
  • Syndrome - see also Disease
    • G�lineau's (see also Narcolepsy) 347.00

Crosswalk Information

The code 347.00 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
347.00 Right Arrow G47.419 Narcolepsy without cataplexy
This ICD-9 to ICD-10 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-9 Code ICD-9 Description
347.01 Narcolepsy, with cataplexy
347.10 Narcolepsy in conditions classified elsewhere, without cataplexy
347.11 Narcolepsy in conditions classified elsewhere, with cataplexy


This page was last updated on: 10/1/2014