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 K-code · short descriptor: “Portable gas oxygen system”
- Code system
- HCPCS Level II
- Family
- K — DME MAC temporary codes
- Medicare coverage status
- Carrier judgment — coverage decided by the DME MAC
- DMEPOS payment category
- Oxygen & oxygen equipment
- Prior authorization
- Not on Medicare required-PA list
- Status
- Active (April 2026 HCPCS)
Prior authorization
Not on the Medicare required-PA list as of the January 13, 2026 update (74 items). Medicare Advantage and commercial plans set their own prior-authorization rules for this code — verify per plan before delivery.
K0738 Medicare fee schedule (April 2026)
RR — Monthly rental Oxygen & oxygen equipment
Medicare allowable ranges from $46.28 to $51.63 depending on state and rural status.
| State | Non-rural | Rural |
|---|---|---|
| AK | $51.63 | — |
| AL | $47.94 | $51.63 |
| AR | $47.94 | $51.63 |
| AZ | $47.17 | $51.63 |
| CA | $48.20 | $51.63 |
| CO | $50.70 | $51.63 |
| CT | $50.81 | $51.63 |
| DC | $49.59 | $51.63 |
| DE | $49.59 | $51.63 |
| FL | $47.94 | $51.63 |
| GA | $47.94 | $51.63 |
| HI | $51.63 | — |
| IA | $49.53 | $51.63 |
| ID | $50.70 | $51.63 |
| IL | $46.28 | $51.63 |
| IN | $46.28 | $51.63 |
| KS | $49.53 | $51.63 |
| KY | $47.94 | $51.63 |
| LA | $47.94 | $51.63 |
| MA | $50.81 | $51.63 |
| MD | $49.59 | $51.63 |
| ME | $50.81 | $51.63 |
| MI | $46.28 | $51.63 |
| MN | $49.53 | $51.63 |
| MO | $49.53 | $51.63 |
| MS | $47.94 | $51.63 |
| MT | $50.70 | $51.63 |
| NC | $47.94 | $51.63 |
| ND | $49.53 | $51.63 |
| NE | $49.53 | $51.63 |
| NH | $50.81 | $51.63 |
| NJ | $49.59 | $51.63 |
| NM | $47.17 | $51.63 |
| NV | $48.20 | $51.63 |
| NY | $49.59 | $51.63 |
| OH | $46.28 | $51.63 |
| OK | $47.17 | $51.63 |
| OR | $48.20 | $51.63 |
| PA | $49.59 | $51.63 |
| PR | $51.63 | — |
| RI | $50.81 | $51.63 |
| SC | $47.94 | $51.63 |
| SD | $49.53 | $51.63 |
| TN | $47.94 | $51.63 |
| TX | $47.17 | $51.63 |
| UT | $50.70 | $51.63 |
| VA | $47.94 | $51.63 |
| VI | $51.63 | — |
| VT | $50.81 | $51.63 |
| WA | $48.20 | $51.63 |
| WI | $46.28 | $51.63 |
| WV | $47.94 | $51.63 |
| WY | $50.70 | $51.63 |
RR + QB — Monthly rental Oxygen & oxygen equipment
Medicare allowable ranges from $48.20 to $88.58 depending on state and rural status.
| State | Non-rural | Rural |
|---|---|---|
| AK | $88.58 | — |
| AL | $50.11 | $88.58 |
| AR | $50.11 | $88.58 |
| AZ | $49.08 | $88.58 |
| CA | $48.20 | $88.58 |
| CO | $50.70 | $88.58 |
| CT | $50.81 | $88.58 |
| DC | $49.59 | $88.58 |
| DE | $49.59 | $88.58 |
| FL | $50.11 | $88.58 |
| GA | $50.11 | $88.58 |
| HI | $88.58 | — |
| IA | $50.08 | $88.58 |
| ID | $50.70 | $88.58 |
| IL | $49.66 | $88.58 |
| IN | $49.66 | $88.58 |
| KS | $50.08 | $88.58 |
| KY | $50.11 | $88.58 |
| LA | $50.11 | $88.58 |
| MA | $50.81 | $88.58 |
| MD | $49.59 | $88.58 |
| ME | $50.81 | $88.58 |
| MI | $49.66 | $88.58 |
| MN | $50.08 | $88.58 |
| MO | $50.08 | $88.58 |
| MS | $50.11 | $88.58 |
| MT | $50.70 | $88.58 |
| NC | $50.11 | $88.58 |
| ND | $50.08 | $88.58 |
| NE | $50.08 | $88.58 |
| NH | $50.81 | $88.58 |
| NJ | $49.59 | $88.58 |
| NM | $49.08 | $88.58 |
| NV | $48.20 | $88.58 |
| NY | $49.59 | $88.58 |
| OH | $49.66 | $88.58 |
| OK | $49.08 | $88.58 |
| OR | $48.20 | $88.58 |
| PA | $49.59 | $88.58 |
| PR | $88.58 | — |
| RI | $50.81 | $88.58 |
| SC | $50.11 | $88.58 |
| SD | $50.08 | $88.58 |
| TN | $50.11 | $88.58 |
| TX | $49.08 | $88.58 |
| UT | $50.70 | $88.58 |
| VA | $50.11 | $88.58 |
| VI | $88.58 | — |
| VT | $50.81 | $88.58 |
| WA | $48.20 | $88.58 |
| WI | $49.66 | $88.58 |
| WV | $50.11 | $88.58 |
| WY | $50.70 | $88.58 |
RR + QF — Monthly rental Oxygen & oxygen equipment
Medicare allowable ranges from $48.20 to $88.58 depending on state and rural status.
| State | Non-rural | Rural |
|---|---|---|
| AK | $88.58 | — |
| AL | $50.11 | $88.58 |
| AR | $50.11 | $88.58 |
| AZ | $49.08 | $88.58 |
| CA | $48.20 | $88.58 |
| CO | $50.70 | $88.58 |
| CT | $50.81 | $88.58 |
| DC | $49.59 | $88.58 |
| DE | $49.59 | $88.58 |
| FL | $50.11 | $88.58 |
| GA | $50.11 | $88.58 |
| HI | $88.58 | — |
| IA | $50.08 | $88.58 |
| ID | $50.70 | $88.58 |
| IL | $49.66 | $88.58 |
| IN | $49.66 | $88.58 |
| KS | $50.08 | $88.58 |
| KY | $50.11 | $88.58 |
| LA | $50.11 | $88.58 |
| MA | $50.81 | $88.58 |
| MD | $49.59 | $88.58 |
| ME | $50.81 | $88.58 |
| MI | $49.66 | $88.58 |
| MN | $50.08 | $88.58 |
| MO | $50.08 | $88.58 |
| MS | $50.11 | $88.58 |
| MT | $50.70 | $88.58 |
| NC | $50.11 | $88.58 |
| ND | $50.08 | $88.58 |
| NE | $50.08 | $88.58 |
| NH | $50.81 | $88.58 |
| NJ | $49.59 | $88.58 |
| NM | $49.08 | $88.58 |
| NV | $48.20 | $88.58 |
| NY | $49.59 | $88.58 |
| OH | $49.66 | $88.58 |
| OK | $49.08 | $88.58 |
| OR | $48.20 | $88.58 |
| PA | $49.59 | $88.58 |
| PR | $88.58 | — |
| RI | $50.81 | $88.58 |
| SC | $50.11 | $88.58 |
| SD | $50.08 | $88.58 |
| TN | $50.11 | $88.58 |
| TX | $49.08 | $88.58 |
| UT | $50.70 | $88.58 |
| VA | $50.11 | $88.58 |
| VI | $88.58 | — |
| VT | $50.81 | $88.58 |
| WA | $48.20 | $88.58 |
| WI | $49.66 | $88.58 |
| WV | $50.11 | $88.58 |
| WY | $50.70 | $88.58 |
Amounts are the Medicare DMEPOS fee-schedule allowables effective April 2026.
Medicare typically pays 80% of the allowable after the Part B deductible; the patient owes 20%.
A 2% sequestration reduction applies to the Medicare share. Former competitive-bidding-area
adjustments and non-continental rates can differ — verify with your DME MAC.
Common denial codes to watch
Related K-codes
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