Understanding ICD-10 Coding For Narcolepsy With Cataplexy

What is Narcolepsy with Cataplexy?

Narcolepsy with cataplexy is a chronic neurological disorder that affects the brain’s ability to regulate sleep-wake cycles. It is characterized by excessive daytime sleepiness, sudden loss of muscle tone (cataplexy), sleep paralysis, and hallucinations during sleep onset or upon awakening.

Code Information

Sleep Medicine Diagnosis Codes in ICD & ICD
Sleep Medicine Diagnosis Codes in ICD & ICD

The ICD-10 code for narcolepsy with cataplexy is G47.411.

Diagnostic Related Groups (MS-DRG)

ICD--CM Diagnosis Code G
ICD–CM Diagnosis Code G

Narcolepsy with cataplexy is categorized under MS-DRG 202 – Epilepsy with Neurostimulator or Other Invasive Epilepsy Treatment.

Convert to ICD-9 Code

The ICD-9 code for narcolepsy with cataplexy is 347.01.

Code History

The ICD-10 code for narcolepsy with cataplexy was first introduced in October 2015 as part of the 10th revision of the International Classification of Diseases.

Approximate Synonyms

Other terms used to describe narcolepsy with cataplexy include narcoleptic syndrome with cataplexy and narcolepsy type 1.

Clinical Information

Narcolepsy with cataplexy is believed to be caused by a loss of hypocretin-producing neurons in the brain, leading to disrupted sleep patterns and symptoms such as excessive daytime sleepiness and cataplexy.


The exact cause of narcolepsy with cataplexy is not fully understood, but it is thought to be a combination of genetic, environmental, and autoimmune factors.


Common symptoms of narcolepsy with cataplexy include excessive daytime sleepiness, sudden loss of muscle tone (cataplexy), sleep paralysis, hallucinations, and disrupted nighttime sleep.


Diagnosis of narcolepsy with cataplexy is typically based on a thorough medical history, physical examination, and sleep studies such as polysomnography and multiple sleep latency testing.


Treatment for narcolepsy with cataplexy usually involves a combination of lifestyle changes, medication (such as stimulants and antidepressants), and behavioral therapy to manage symptoms and improve quality of life.


In conclusion, narcolepsy with cataplexy is a complex neurological disorder that can significantly impact an individual’s sleep-wake cycles and overall quality of life. Proper diagnosis and management are essential for improving symptoms and preventing complications associated with the condition.


Can narcolepsy with cataplexy be cured? Currently, there is no cure for narcolepsy with cataplexy, but symptoms can be managed effectively with proper treatment.
Is narcolepsy with cataplexy a rare condition? Narcolepsy with cataplexy is considered a rare condition, affecting approximately 1 in 2,000 individuals worldwide.
Can narcolepsy with cataplexy be hereditary? Narcolepsy with cataplexy has been linked to certain genetic factors, suggesting a potential hereditary component to the condition.
What are the long-term complications of narcolepsy with cataplexy? Long-term complications of narcolepsy with cataplexy may include increased risk of accidents, cognitive impairment, and mental health issues such as depression and anxiety.
How can I support someone with narcolepsy with cataplexy? Supporting someone with narcolepsy with cataplexy involves understanding their condition, providing emotional support, and helping them access appropriate medical care and resources.

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