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
E0493 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 phone application, 90-day supply. It belongs to the Durable Medical Equipment section. Medicare does not pay it — see the coverage note below before you bill it.
Medicare coverage: Non-covered by statute
Excluded from coverage by the Social Security Act itself, not by a policy decision. No documentation and no appeal changes this one — an ABN is the relevant conversation.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for E0493
- Long descriptor
- 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
- Short descriptor
- Oral dv/app neuromus mouthpi
- Added
- January 1, 2024
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to E0493
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If E0493 is not quite right, the correct code is very often within a few positions of it.
- E0483High frequency chest wall oscillation system, with full anterior and/or posterior thoracic region receiving simultaneous external oscillation, includes all accessories and supplies, each
- E0484Oscillatory positive expiratory pressure device, non-electric, any type, each
- E0485Oral device/appliance used to reduce upper airway collapsibility, adjustable or non-adjustable, prefabricated, includes fitting and adjustment
- E0486Oral device/appliance used to reduce upper airway collapsibility, adjustable or non-adjustable, custom fabricated, includes fitting and adjustment
- E0487Spirometer, electronic, includes all accessories
- E0490Power source and control electronics unit for oral device/appliance for neuromuscular electrical stimulation of the tongue muscle, controlled by hardware remote
- E0491Oral 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
- E0492Power source and control electronics unit for oral device/appliance for neuromuscular electrical stimulation of the tongue muscle, controlled by phone application
- E0500Ippb machine, all types, with built-in nebulization; manual or automatic valves; internal or external power source
- E0530Electronic positional obstructive sleep apnea treatment, with sensor, includes all components and accessories, any type
- E0550Humidifier, durable for extensive supplemental humidification during ippb treatments or oxygen delivery
- E0555Humidifier, durable, glass or autoclavable plastic bottle type, for use with regulator or flowmeter
- E0560Humidifier, durable for supplemental humidification during ippb treatment or oxygen delivery
- E0561Humidifier, non-heated, used with positive airway pressure device
- E0562Humidifier, heated, used with positive airway pressure device
- E0565Compressor, air power source for equipment which is not self-contained or cylinder driven
Questions about E0493
What is HCPCS code E0493?
E0493 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 phone application, 90-day supply. It sits in the Durable Medical Equipment section.
Does Medicare cover E0493?
The CMS HCPCS file marks E0493 as "Non-covered by statute". Excluded from coverage by the Social Security Act itself, not by a policy decision. No documentation and no appeal changes this one — an ABN is the relevant conversation.