2025 HCPCS code G0398
Effective Date: N/A Sleep Studies Feed
Home sleep study test (HST) with type II portable monitor; unattended; minimum of 7 channels.
Medical necessity for this code must be supported by documentation of the patient's symptoms and the clinical indication for a sleep study.
A provider orders the home sleep study, and then interprets the results to diagnose sleep disorders such as sleep apnea, narcolepsy, parasomnia, or periodic limb movement disorder.
In simple words: This is a sleep study you can do at home, using a small, portable device that monitors your brain waves, eye movements, muscle activity, heart rate, breathing, and oxygen levels while you sleep. It's used to diagnose sleep disorders.
Home sleep study test (HST) with type II portable monitor, unattended; minimum of 7 channels: EEG, EOG, EMG, ECG/heart rate, airflow, respiratory effort, and oxygen saturation.
Example 1: A patient presents with excessive daytime sleepiness and snoring. Their physician orders a home sleep study using a Type II monitor (G0398) to assess for obstructive sleep apnea., A patient with suspected narcolepsy undergoes a home sleep study with a Type II monitor to evaluate their sleep patterns and diagnose the condition., A child with suspected parasomnia is prescribed a home sleep study with a Type II monitor to identify any abnormal sleep behaviors or movements.
Documentation should include the patient's symptoms, the medical necessity for the study, the type of monitor used, the duration of the study, and the interpretation report.
- Specialties:Sleep medicine, pulmonology, neurology, family medicine
- Place of Service:Home