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Non-billableNarcolepsy and cataplexy
G47.4 is the ICD-10-CM code for Narcolepsy and cataplexy. It is a non-billable category code — use a more specific child code such as G47.41 for billing.
G00-G99 Diseases of the nervous system
What this means — in plain language
MedlinePlus · NIHWhat is sleep? While you are sleeping your brain and body functions are still active. Sleep is a natural process that helps your body restore energy, supports learning and memory, and keeps you healthy. It's not just the number of hours of sleep you get that matters. The quality of your sleep is also important. During the night, your brain cycles through different stages of non-rapid eye movement (non-REM) sleep and…
Read more about Sleep Disorders at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Medications indicated for this condition
FDA labeling- MethylphenidateCentral Nervous System Stimulant [EPC]›
- Zolpidem›
- DextroamphetamineCentral Nervous System Stimulant [EPC]›
- AmphetamineCentral Nervous System Stimulant [EPC]›
- Dextroamphetamine Saccharate, Amphetamine Aspartate, Dextroamphetamine Sulfate and Amphetamine Sulfate›
- Oxybate›
- Armodafinil›
- Eszopiclone›
- RamelteonMelatonin Receptor Agonist [EPC]›
- TemazepamBenzodiazepine [EPC]›
- TirzepatideGlucose-dependent Insulinotropic Polypeptide Receptor Agonist [EPC]›
- Zaleplongamma-Aminobutyric Acid A Receptor Agonist [EPC]›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
2 rare diseases filed under this code
Orphanet · INSERMOrphadata Science: Free access data from Orphanet. © INSERM 1999. 1 of these are exact ICD-10 matches; the rest are broader-bucket mappings.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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