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
HCPCS Level II code · E codes: Durable Medical Equipment (DME)
HCPCS codeE0491
- Long description
- 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
- Short description
- Oral dv nm mouthpc hw remote
- Pricing indicator
32DME – inexpensive & routinely purchased- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
D1EOther DME- Added
- October 1, 2023
- Last change
- January 1, 2025 – No change
Frequently asked questions
What is HCPCS code E0491?
E0491 is a HCPCS Level II code for 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.
Does Medicare cover E0491?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby E codes
- E0481 – Intrapulmonary percussive ventilation system and related accessories
- E0482 – Cough stimulating device, alternating positive and negative airway pressure
- E0483 – High frequency chest wall oscillation system, with full anterior and/or posterior thoracic region receiving simultaneous external oscillation, includes all accessories and supplies, each
- E0484 – Oscillatory positive expiratory pressure device, non-electric, any type, each
- E0485 – Oral device/appliance used to reduce upper airway collapsibility, adjustable or non-adjustable, prefabricated, includes fitting and adjustment
- 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
- 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
- E0550 – Humidifier, durable for extensive supplemental humidification during ippb treatments or oxygen delivery
- 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
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.