Exploring Excessive Daytime Somnolence: Understanding ICD-10 Codes And Treatment Options

What is Excessive Daytime Somnolence (ICD-10 G47.00)?

Excessive Daytime Somnolence (EDS) is a condition characterized by an overwhelming and persistent need to sleep during the day, often leading to difficulty staying awake and alert. This condition can significantly impact a person’s daily functioning and quality of life, making it important to address and manage effectively.

Code Information

Sleep-Related Disorders in Neurology and Psychiatry (.
Sleep-Related Disorders in Neurology and Psychiatry (.

The ICD-10 code for Excessive Daytime Somnolence is G47.00. This code is used to classify and track cases of this condition for medical and billing purposes, helping healthcare providers accurately diagnose and treat patients experiencing EDS.

Diagnostic Related Groups (MS-DRG)

ICD- Codes for Sleep Disorders – ICDmonitor
ICD- Codes for Sleep Disorders – ICDmonitor

Excessive Daytime Somnolence falls under MS-DRG 088, which covers disorders of excessive sleepiness. Patients with EDS may be grouped together for treatment and management within this diagnostic category, allowing for more specialized care and attention to their specific needs.

Convert to ICD-9 Code

ICD--CM Diagnosis Code R
ICD–CM Diagnosis Code R

In the previous version of the coding system, ICD-9, Excessive Daytime Somnolence was classified under code 780.56. Healthcare providers may need to convert this code when referencing older medical records or databases to ensure accurate documentation and treatment planning.

Code History

The inclusion of Excessive Daytime Somnolence in the ICD-10 coding system reflects the growing recognition of this condition as a significant health concern. By providing a specific code for EDS, healthcare providers can better track and address cases of excessive sleepiness in their patients.

Approximate Synonyms

Other terms that may be used interchangeably with Excessive Daytime Somnolence include hypersomnia, excessive sleepiness, and daytime drowsiness. These synonyms help capture the various ways this condition may be described or perceived by patients, caregivers, and healthcare providers.

Clinical Information

Excessive Daytime Somnolence is often associated with underlying sleep disorders, such as obstructive sleep apnea, narcolepsy, or restless legs syndrome. It may also be a symptom of other medical conditions, including depression, anxiety, or thyroid disorders. Proper evaluation and diagnosis are essential to determine the root cause of EDS and develop an appropriate treatment plan.


The exact causes of Excessive Daytime Somnolence can vary from person to person and may be influenced by a combination of factors, including genetics, lifestyle choices, and underlying health conditions. Common causes of EDS may include poor sleep habits, stress, certain medications, and sleep disorders like sleep apnea or insomnia.


Individuals with Excessive Daytime Somnolence may experience a range of symptoms, including persistent fatigue, difficulty concentrating, memory problems, irritability, and a general feeling of sleepiness or grogginess throughout the day. These symptoms can significantly impact daily activities, work performance, and overall quality of life.


Diagnosing Excessive Daytime Somnolence typically involves a thorough medical history review, physical examination, and possibly sleep studies or other diagnostic tests. Healthcare providers may also use standardized questionnaires or assessments to evaluate the severity of symptoms and assess the impact of EDS on a person’s daily functioning.


The treatment of Excessive Daytime Somnolence may vary depending on the underlying cause and severity of symptoms. Strategies for managing EDS may include improving sleep hygiene, addressing underlying sleep disorders, adjusting medications, and incorporating behavioral therapies or relaxation techniques to promote better sleep and daytime alertness.


Excessive Daytime Somnolence is a common and often debilitating condition that can significantly impact a person’s quality of life. By understanding the causes, symptoms, diagnosis, and treatment options for EDS, individuals and healthcare providers can work together to effectively manage and improve this challenging condition.


1. Can Excessive Daytime Somnolence be cured?While there is no definitive cure for EDS, effective management strategies can help control symptoms and improve quality of life.
2. How is Excessive Daytime Somnolence different from narcolepsy?While both conditions involve excessive daytime sleepiness, narcolepsy is characterized by sudden sleep attacks and other specific symptoms not typically seen in EDS.

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