| Code | Description | Claims | Beneficiaries | Total Paid |
| E1390 |
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate |
7,082 |
5,934 |
$764K |
| E0434 |
Portable liquid oxygen system, rental; includes portable container, supply reservoir, humidifier, flowmeter, refill adaptor, contents gauge, cannula or mask, and tubing |
3,105 |
2,667 |
$299K |
| E0439 |
Stationary liquid oxygen system, rental; includes container, contents, regulator, flowmeter, humidifier, nebulizer, cannula or mask, & tubing |
129 |
103 |
$17K |