E0447 Port o2 cont, liq over 4 lpm

Portable oxygen contents, liquid, 1 month's supply = 1 unit, prescribed amount at rest or nighttime exceeds 4 liters per minute (lpm)

• Medicare coverage: Special coverage instructions apply
• Status: active (July 2026 file)
• MUE: max 0 units per day (practitioner), rationale: CMS Policy