E0550 – Humidifier, durable for extensive supplemental humidification during ippb treatments or oxygen delivery
HCPCS Level II code · E codes: Durable Medical Equipment (DME)
HCPCS codeE0550
- Long description
- Humidifier, durable for extensive supplemental humidification during ippb treatments or oxygen delivery
- Short description
- Humidif extens supple w ippb
- Pricing indicator
33DME – oxygen and oxygen equipment- Medicare coverage
DSpecial coverage instructions apply- BETOS category
D1EOther DME- Added
- January 1, 1986
- Last change
- July 1, 2005 – No change
Frequently asked questions
What is HCPCS code E0550?
E0550 is a HCPCS Level II code for humidifier, durable for extensive supplemental humidification during ippb treatments or oxygen delivery.
Does Medicare cover E0550?
The HCPCS file lists coverage code D: Special coverage instructions apply. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby E codes
- E0486 – Oral device/appliance used to reduce upper airway collapsibility, adjustable or non-adjustable, custom fabricated, includes fitting and adjustment
- E0487 – Spirometer, electronic, includes all accessories
- E0490 – Power source and control electronics unit for oral device/appliance for neuromuscular electrical stimulation of the tongue muscle, controlled by hardware remote
- E0491 – Oral device/appliance for neuromuscular electrical stimulation of the tongue muscle, used in conjunction with the power source and control electronics unit, controlled by hardware remote, 90-day supply
- E0492 – Power source and control electronics unit for oral device/appliance for neuromuscular electrical stimulation of the tongue muscle, controlled by phone application
- E0493 – Oral device/appliance for neuromuscular electrical stimulation of the tongue muscle, used in conjunction with the power source and control electronics unit, controlled by phone application, 90-day supply
- E0500 – Ippb machine, all types, with built-in nebulization; manual or automatic valves; internal or external power source
- E0530 – Electronic positional obstructive sleep apnea treatment, with sensor, includes all components and accessories, any type
- E0555 – Humidifier, durable, glass or autoclavable plastic bottle type, for use with regulator or flowmeter
- E0560 – Humidifier, durable for supplemental humidification during ippb treatment or oxygen delivery
- E0561 – Humidifier, non-heated, used with positive airway pressure device
- E0562 – Humidifier, heated, used with positive airway pressure device
- E0565 – Compressor, air power source for equipment which is not self-contained or cylinder driven
- E0570 – Nebulizer, with compressor
- E0572 – Aerosol compressor, adjustable pressure, light duty for intermittent use
- E0574 – Ultrasonic/electronic aerosol generator with small volume nebulizer
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.