2025 ICD-10-CM code G47.12
(Active) Effective Date: N/A Sleep disorders - Idiopathic hypersomnia 6 Feed
Idiopathic hypersomnia without long sleep time. This condition involves unintentional daytime sleep episodes due to an unknown cause, but it's not associated with excessive total sleep time.
Medical necessity must be established by documenting the significant impact of excessive daytime sleepiness on the patient's daily life, including work, social activities, and overall quality of life.The impairment should be severe enough to warrant medical intervention. Documentation should also justify the chosen treatment approach based on the patient's specific needs and circumstances.
Clinicians diagnose this condition based on patient history, physical examination, and sleep studies (polysomnography). They may also order blood tests and a CT scan to rule out other medical conditions. Treatment options include stimulants, clonidine, levodopa, bromocriptine, antidepressants, and monoamine oxidase inhibitors (MAOIs).
In simple words: This is a sleep disorder where people fall asleep during the day without meaning to, even if they've had enough sleep at night.It's different from other sleepiness conditions because they don't sleep extra long overall.Doctors don't know exactly what causes it, but it's not due to any other medical problem.
Idiopathic hypersomnia without long sleep time is a neurological sleep disorder characterized by excessive daytime sleepiness and unintentional sleep episodes, even after seemingly adequate nighttime sleep. The cause is unknown, and unlike other forms of hypersomnia, it's not associated with prolonged sleep duration. Symptoms include difficulty waking up, daytime sleep attacks, cognitive impairment, and potential sleep inertia (disorientation upon waking). Diagnosis typically involves sleep studies and ruling out other medical conditions.
Example 1: A 30-year-old patient reports excessive daytime sleepiness and frequently falling asleep at work, despite getting 7-8 hours of sleep each night. After ruling out other medical conditions and conducting a sleep study, the physician diagnoses idiopathic hypersomnia without long sleep time., A student consistently falls asleep in class, leading to academic difficulties. After consultation with a sleep specialist and undergoing a polysomnogram, idiopathic hypersomnia without long sleep time is diagnosed, and treatment with stimulants is initiated., A patient experiences sudden sleep attacks while driving, posing a safety risk. Following a thorough medical evaluation and sleep study, idiopathic hypersomnia without long sleep time is identified, and the patient is advised to avoid driving until the condition is better managed.
Documentation should include detailed patient history (sleep patterns, daytime sleepiness, associated symptoms), physical examination findings, results of sleep studies (polysomnography), and any other diagnostic tests performed to rule out other medical or psychological conditions. Details of treatment plans, including medications and their effects, should also be documented.
- Specialties:Sleep medicine, Neurology, Psychiatry
- Place of Service:Office, Inpatient Hospital, Outpatient Hospital, Sleep Study Center