Tag - amount
| HCPCS Codes | Description |
| E0447 | Portable oxygen contents, liquid, 1 month's supply = 1 unit, prescribed amount at rest or nighttime exceeds 4 liters per minute (lpm) |
| HCPCS Codes | Description |
| E0447 | Portable oxygen contents, liquid, 1 month's supply = 1 unit, prescribed amount at rest or nighttime exceeds 4 liters per minute (lpm) |