| 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 |
7,466 |
5,699 |
$378K |
| E0434 |
Portable liquid oxygen system, rental; includes portable container, supply reservoir, humidifier, flowmeter, refill adaptor, contents gauge, cannula or mask, and tubing |
5,296 |
4,178 |
$124K |
| E0442 |
Stationary oxygen contents, liquid, 1 month's supply = 1 unit |
3,629 |
2,565 |
$94K |
| E0439 |
Stationary liquid oxygen system, rental; includes container, contents, regulator, flowmeter, humidifier, nebulizer, cannula or mask, & tubing |
144 |
122 |
$6K |