E1405 — Oxygen and water vapor enriching system with heated delivery
HCPCS Level II E-code · short descriptor: “O2/water vapor enrich w/heat”
- 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.
E1405 Medicare fee schedule (April 2026)
RR — Monthly rental Oxygen & oxygen equipment
Medicare allowable ranges from $129.15 to $237.92 depending on state and rural status.
| State | Non-rural | Rural |
|---|---|---|
| AK | $235.23 | — |
| AL | $137.41 | $217.85 |
| AR | $137.41 | $221.60 |
| AZ | $130.33 | $217.85 |
| CA | $129.15 | $221.60 |
| CO | $136.83 | $221.60 |
| CT | $134.92 | $221.60 |
| DC | $131.69 | $221.60 |
| DE | $131.69 | $221.60 |
| FL | $137.41 | $220.73 |
| GA | $137.41 | $217.85 |
| HI | $237.92 | — |
| IA | $132.22 | $221.60 |
| ID | $136.83 | $217.85 |
| IL | $137.81 | $217.85 |
| IN | $137.81 | $221.60 |
| KS | $132.22 | $217.85 |
| KY | $137.41 | $221.60 |
| LA | $137.41 | $221.60 |
| MA | $134.92 | $217.85 |
| MD | $131.69 | $221.60 |
| ME | $134.92 | $217.85 |
| MI | $137.81 | $217.85 |
| MN | $132.22 | $221.60 |
| MO | $132.22 | $217.85 |
| MS | $137.41 | $217.85 |
| MT | $136.83 | $221.60 |
| NC | $137.41 | $217.85 |
| ND | $132.22 | $217.85 |
| NE | $132.22 | $217.85 |
| NH | $134.92 | $217.85 |
| NJ | $131.69 | $221.60 |
| NM | $130.33 | $218.23 |
| NV | $129.15 | $217.85 |
| NY | $131.69 | $221.60 |
| OH | $137.81 | $221.60 |
| OK | $130.33 | $221.60 |
| OR | $129.15 | $221.60 |
| PA | $131.69 | $221.60 |
| PR | $231.25 | — |
| RI | $134.92 | $221.60 |
| SC | $137.41 | $221.60 |
| SD | $132.22 | $217.85 |
| TN | $137.41 | $219.39 |
| TX | $130.33 | $221.60 |
| UT | $136.83 | $217.85 |
| VA | $137.41 | $221.60 |
| VI | $221.60 | — |
| VT | $134.92 | $217.85 |
| WA | $129.15 | $217.85 |
| WI | $137.81 | $221.60 |
| WV | $137.41 | $221.60 |
| WY | $136.83 | $217.85 |
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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