HCPCS Level II code E1392 describes the rental of a portable oxygen concentrator, a durable medical equipment service used to provide supplemental oxygen for patients with chronic or transient hypoxemia; the service type is equipment rental and the typical site of service is home or other ambulatory settings where portable oxygen is required for mobility and daily activities.

For related coverage guidance, see recent payer policy updates: Prior Authorization for Durable Medical Equipment (DME), Continuous Passive Motion (CPM) Devices, Push-Rim Activated Power-Assist Device (E0986) — Manual Wheelchair Accessory.