E0431 — Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing
HCPCS Level II E-code · short descriptor: “Portable gaseous 02”
- Code system
- HCPCS Level II
- Family
- E — Durable medical equipment
- Medicare coverage status
- Special coverage instructions apply
- 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.
E0431 Medicare fee schedule (April 2026)
RR — Monthly rental Oxygen & oxygen equipment
Medicare allowable ranges from $21.24 to $31.64 depending on state and rural status.
| State | Non-rural | Rural |
|---|---|---|
| AK | $31.64 | — |
| AL | $22.14 | $31.64 |
| AR | $22.14 | $31.64 |
| AZ | $22.11 | $31.64 |
| CA | $21.88 | $31.64 |
| CO | $22.93 | $31.64 |
| CT | $22.09 | $31.64 |
| DC | $21.24 | $31.64 |
| DE | $21.24 | $31.64 |
| FL | $22.14 | $31.64 |
| GA | $22.14 | $31.64 |
| HI | $31.64 | — |
| IA | $22.66 | $31.64 |
| ID | $22.93 | $31.64 |
| IL | $22.12 | $31.64 |
| IN | $22.12 | $31.64 |
| KS | $22.66 | $31.64 |
| KY | $22.14 | $31.64 |
| LA | $22.14 | $31.64 |
| MA | $22.09 | $31.64 |
| MD | $21.24 | $31.64 |
| ME | $22.09 | $31.64 |
| MI | $22.12 | $31.64 |
| MN | $22.66 | $31.64 |
| MO | $22.66 | $31.64 |
| MS | $22.14 | $31.64 |
| MT | $22.93 | $31.64 |
| NC | $22.14 | $31.64 |
| ND | $22.66 | $31.64 |
| NE | $22.66 | $31.64 |
| NH | $22.09 | $31.64 |
| NJ | $21.24 | $31.64 |
| NM | $22.11 | $31.64 |
| NV | $21.88 | $31.64 |
| NY | $21.24 | $31.64 |
| OH | $22.12 | $31.64 |
| OK | $22.11 | $31.64 |
| OR | $21.88 | $31.64 |
| PA | $21.24 | $31.64 |
| PR | $31.64 | — |
| RI | $22.09 | $31.64 |
| SC | $22.14 | $31.64 |
| SD | $22.66 | $31.64 |
| TN | $22.14 | $31.64 |
| TX | $22.11 | $31.64 |
| UT | $22.93 | $31.64 |
| VA | $22.14 | $31.64 |
| VI | $31.64 | — |
| VT | $22.09 | $31.64 |
| WA | $21.88 | $31.64 |
| WI | $22.12 | $31.64 |
| WV | $22.14 | $31.64 |
| WY | $22.93 | $31.64 |
RR + QB — Monthly rental Oxygen & oxygen equipment
Medicare allowable ranges from $47.28 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 | $47.28 | $88.58 |
| CO | $50.56 | $88.58 |
| CT | $49.77 | $88.58 |
| DC | $48.20 | $88.58 |
| DE | $48.20 | $88.58 |
| FL | $50.11 | $88.58 |
| GA | $50.11 | $88.58 |
| HI | $88.58 | — |
| IA | $50.08 | $88.58 |
| ID | $50.56 | $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 | $49.77 | $88.58 |
| MD | $48.20 | $88.58 |
| ME | $49.77 | $88.58 |
| MI | $49.66 | $88.58 |
| MN | $50.08 | $88.58 |
| MO | $50.08 | $88.58 |
| MS | $50.11 | $88.58 |
| MT | $50.56 | $88.58 |
| NC | $50.11 | $88.58 |
| ND | $50.08 | $88.58 |
| NE | $50.08 | $88.58 |
| NH | $49.77 | $88.58 |
| NJ | $48.20 | $88.58 |
| NM | $49.08 | $88.58 |
| NV | $47.28 | $88.58 |
| NY | $48.20 | $88.58 |
| OH | $49.66 | $88.58 |
| OK | $49.08 | $88.58 |
| OR | $47.28 | $88.58 |
| PA | $48.20 | $88.58 |
| PR | $88.58 | — |
| RI | $49.77 | $88.58 |
| SC | $50.11 | $88.58 |
| SD | $50.08 | $88.58 |
| TN | $50.11 | $88.58 |
| TX | $49.08 | $88.58 |
| UT | $50.56 | $88.58 |
| VA | $50.11 | $88.58 |
| VI | $88.58 | — |
| VT | $49.77 | $88.58 |
| WA | $47.28 | $88.58 |
| WI | $49.66 | $88.58 |
| WV | $50.11 | $88.58 |
| WY | $50.56 | $88.58 |
RR + QF — Monthly rental Oxygen & oxygen equipment
Medicare allowable ranges from $47.28 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 | $47.28 | $88.58 |
| CO | $50.56 | $88.58 |
| CT | $49.77 | $88.58 |
| DC | $48.20 | $88.58 |
| DE | $48.20 | $88.58 |
| FL | $50.11 | $88.58 |
| GA | $50.11 | $88.58 |
| HI | $88.58 | — |
| IA | $50.08 | $88.58 |
| ID | $50.56 | $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 | $49.77 | $88.58 |
| MD | $48.20 | $88.58 |
| ME | $49.77 | $88.58 |
| MI | $49.66 | $88.58 |
| MN | $50.08 | $88.58 |
| MO | $50.08 | $88.58 |
| MS | $50.11 | $88.58 |
| MT | $50.56 | $88.58 |
| NC | $50.11 | $88.58 |
| ND | $50.08 | $88.58 |
| NE | $50.08 | $88.58 |
| NH | $49.77 | $88.58 |
| NJ | $48.20 | $88.58 |
| NM | $49.08 | $88.58 |
| NV | $47.28 | $88.58 |
| NY | $48.20 | $88.58 |
| OH | $49.66 | $88.58 |
| OK | $49.08 | $88.58 |
| OR | $47.28 | $88.58 |
| PA | $48.20 | $88.58 |
| PR | $88.58 | — |
| RI | $49.77 | $88.58 |
| SC | $50.11 | $88.58 |
| SD | $50.08 | $88.58 |
| TN | $50.11 | $88.58 |
| TX | $49.08 | $88.58 |
| UT | $50.56 | $88.58 |
| VA | $50.11 | $88.58 |
| VI | $88.58 | — |
| VT | $49.77 | $88.58 |
| WA | $47.28 | $88.58 |
| WI | $49.66 | $88.58 |
| WV | $50.11 | $88.58 |
| WY | $50.56 | $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 E-codes
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