E0440 Oxygen system liquid stationStationary liquid oxygen system, purchase; includes use of reservoir, contents indicator, regulator, flowmeter, humidifier, nebulizer, cannula or mask, and tubing
1 of 1 payer prior-auth lists that name E0440 require prior authorization or set conditions: Humana.
| Payer | Plan | State | Prior auth | Conditions | Since | Source |
|---|---|---|---|---|---|---|
| Humana | Humana Puerto Rico MA and Dual Medicare-Medicaid | PR | prior auth required | Nov 3, 2025 | Puerto Rico Medicare Advantage and Dual Medicare-Medicaid Plans Preauthorization and Notification List Puerto Rico Medicare Advantage and Dual Medicare-Medicaid Plan Preauthorization and Notification |
E0440 appears in 5 coverage policies from Aetna, Anthem, Blue Cross & Blue Shield of Mississippi, Centene.
| Payer | Policy | Role in policy | Reviewed | Document |
|---|---|---|---|---|
| Aetna | Oxygen (0002) | covered if criteria are met | Mar 10, 2026 | payer document |
| Aetna | Pulse Oximetry and Capnography for Home Use (0339) | listed, no stance (range E0424-E0444) | May 21, 2026 | payer document |
| Anthem | Home Oxygen Therapy (CG-DME-18) | covered if criteria are met (range E0439-E0440) | Aug 13, 2026 | payer document |
| Blue Cross & Blue Shield of Mississippi | Oxygen (L.1.01.403) | covered if criteria are met | payer document | |
| Centene | Outpatient Oxygen Use (CP.MP.190) | covered if criteria are met | Nov 1, 2025 | payer document |
Prior authorization required or conditional in IN, MD, MS, ND, OH.
From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.