E0433 – 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
HCPCS Level II code · E codes: Durable Medical Equipment (DME)
HCPCS codeE0433
- Long description
- 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
- Short description
- Portable liquid oxygen sys
- Pricing indicator
33DME – oxygen and oxygen equipment- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
D1COxygen and supplies- Added
- January 1, 2010
- Last change
- January 1, 2010 – No change
Frequently asked questions
What is HCPCS code E0433?
E0433 is a HCPCS Level II 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.
Does Medicare cover E0433?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby E codes
- E0370 – Air pressure elevator for heel
- E0371 – Nonpowered advanced pressure reducing overlay for mattress, standard mattress length and width
- E0372 – Powered air overlay for mattress, standard mattress length and width
- E0373 – Nonpowered advanced pressure reducing mattress
- E0424 – Stationary compressed gaseous oxygen system, rental; includes container, contents, regulator, flowmeter, humidifier, nebulizer, cannula or mask, and tubing
- E0425 – Stationary compressed gas system, purchase; includes regulator, flowmeter, humidifier, nebulizer, cannula or mask, and tubing
- E0430 – Portable gaseous oxygen system, purchase; includes regulator, flowmeter, humidifier, cannula or mask, and tubing
- E0431 – Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing
- E0434 – Portable liquid oxygen system, rental; includes portable container, supply reservoir, humidifier, flowmeter, refill adaptor, contents gauge, cannula or mask, and tubing
- E0435 – Portable liquid oxygen system, purchase; includes portable container, supply reservoir, flowmeter, humidifier, contents gauge, cannula or mask, tubing and refill adaptor
- E0439 – Stationary liquid oxygen system, rental; includes container, contents, regulator, flowmeter, humidifier, nebulizer, cannula or mask, & tubing
- E0440 – Stationary liquid oxygen system, purchase; includes use of reservoir, contents indicator, regulator, flowmeter, humidifier, nebulizer, cannula or mask, and tubing
- E0441 – Stationary oxygen contents, gaseous, 1 month's supply = 1 unit
- E0442 – Stationary oxygen contents, liquid, 1 month's supply = 1 unit
- E0443 – Portable oxygen contents, gaseous, 1 month's supply = 1 unit
- E0444 – Portable oxygen contents, liquid, 1 month's supply = 1 unit
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.