K0738 – Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing

HCPCS Level II code · K codes: Temporary Codes for DME

Active code Carrier judgment

HCPCS codeK0738
Long description
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing
Short description
Portable gas oxygen system
Pricing indicator
33 DME – oxygen and oxygen equipment
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
D1C Oxygen and supplies
Added
October 1, 2006
Last change
October 1, 2006 – No change

Frequently asked questions

What is HCPCS code K0738?

K0738 is a HCPCS Level II code for portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing.

Does Medicare cover K0738?

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 K codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.