What Is Code G47 19?
What Is Code G47 19? DIAGNOSIS Code Insufficient sleep syndrome F51.12 Other hypersomnia not due to a substance or known physiological condition F51.19 Sleep Related Breathing Disorders Obstructive Sleep Apnea G47.33 What is the ICD-10 code for excessive daytime sleepiness? Narcolepsy is excessive daytime sleepiness combined with sudden muscle weakness. The ICD-10-CM code is G47.