E0433 HCPCS Level II code: Portable liquid oxygen system, rental; home liquefier used to fill portable liquid oxygen containers, includes portable containers, regulator, flowmeter…
E0433 is the HCPCS code for “Portable liquid oxygen system, rental; home liquefier used to fill portable liquid oxygen containers, includes portable containers, regulator, flowmeter, humidifier, cannula or mask and tubing, with…” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
E0433Portable liquid oxygen system, rental; home liquefier used to fill portable liquid oxygen containers, includes portable containers, regulator, flowmeter, humidifier, cannula or mask and tubing, with or without supply reservoir and contents gauge
Short description: Portable liquid oxygen sys
HCPCS · United States
Medicare details
The indicators CMS publishes with E0433 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- DMEPOS fee schedule – Oxygen and oxygen equipment (price subject to floors and ceilings)
- Type of service
- Used durable medical equipment (DME); Lump sum purchase of DME, prosthetics, orthotics; Rental of DME
- BETOS category
- Oxygen and supplies
- Added
- Jan 1, 2010
Where E0433 sits
- 1E codesDurable medical equipment
- 2Active code E0433Portable liquid oxygen system, rental; home liquefier used to fill portable liquid oxygen containers, includes portable containers, regulator, flowmeter, humidifier, cannula or mask and tubing, with or without supply reservoir and contents gauge
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code E0433 mean?
E0433 is the HCPCS code for “Portable liquid oxygen system, rental; home liquefier used to fill portable liquid oxygen containers, includes portable containers, regulator, flowmeter, humidifier, cannula or mask and tubing, with or without supply reservoir and contents gauge” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover E0433?
CMS lists E0433’s Medicare coverage as “Carrier judgment” and its pricing as “DMEPOS fee schedule – Oxygen and oxygen equipment (price subject to floors and ceilings)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside E0433
All E codesE0372Powered air overlay for mattress, standard mattress length and widthE0373Nonpowered advanced pressure reducing mattressE0424Stationary compressed gaseous oxygen system, rental; includes container, contents, regulator, flowmeter, humidifier, nebulizer, cannula or mask, and tubingE0425Stationary compressed gas system, purchase; includes regulator, flowmeter, humidifier, nebulizer, cannula or mask, and tubingE0430Portable gaseous oxygen system, purchase; includes regulator, flowmeter, humidifier, cannula or mask, and tubingE0431Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubingE0434Portable liquid oxygen system, rental; includes portable container, supply reservoir, humidifier, flowmeter, refill adaptor, contents gauge, cannula or mask, and tubingE0435Portable liquid oxygen system, purchase; includes portable container, supply reservoir, flowmeter, humidifier, contents gauge, cannula or mask, tubing and refill adaptorE0439Stationary liquid oxygen system, rental; includes container, contents, regulator, flowmeter, humidifier, nebulizer, cannula or mask, & tubingE0440Stationary liquid oxygen system, purchase; includes use of reservoir, contents indicator, regulator, flowmeter, humidifier, nebulizer, cannula or mask, and tubingE0441Stationary oxygen contents, gaseous, 1 month's supply = 1 unitE0442Stationary oxygen contents, liquid, 1 month's supply = 1 unit