E2633 — Wheelchair accessory, addition to mobile arm support, supinator
E2633 is a HCPCS Level II code for wheelchair accessory, addition to mobile arm support, supinator. It belongs to the Durable Medical Equipment section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
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.
Medically Unlikely Edits — units per day
The most units of E2633 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- outpatient
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- DME supplier
- 2 units MAI 2 — Date of Service Edit: Policy · Anatomic Consideration
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for E2633
- Long descriptor
- Wheelchair accessory, addition to mobile arm support, supinator
- Short descriptor
- Mobile arm support supinator
- Added
- January 1, 2012
- BETOS
- D1D
- Pricing indicator
- 32 — DMEPOS
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.
Inexpensive and routinely purchased DME. Price subject to floors and ceilings.
Codes adjacent to E2633
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If E2633 is not quite right, the correct code is very often within a few positions of it.
- E2625Skin protection and positioning wheelchair seat cushion, adjustable, width 22 inches or greater, any depth
- E2626Wheelchair accessory, shoulder elbow, mobile arm support attached to wheelchair, balanced, adjustable
- E2627Wheelchair accessory, shoulder elbow, mobile arm support attached to wheelchair, balanced, adjustable rancho type
- E2628Wheelchair accessory, shoulder elbow, mobile arm support attached to wheelchair, balanced, reclining
- E2629Wheelchair accessory, shoulder elbow, mobile arm support attached to wheelchair, balanced, friction arm support (friction dampening to proximal and distal joints)
- E2630Wheelchair accessory, shoulder elbow, mobile arm support, monosuspension arm and hand support, overhead elbow forearm hand sling support, yoke type suspension support
- E2631Wheelchair accessory, addition to mobile arm support, elevating proximal arm
- E2632Wheelchair accessory, addition to mobile arm support, offset or lateral rocker arm with elastic balance control
- E3000Speech volume modulation system, any type, including all components and accessories
- E3200Gait modulation system, rhythmic auditory stimulation, including restricted therapy software, all components and accessories, prescription only
- E8000Gait trainer, pediatric size, posterior support, includes all accessories and components
- E8001Gait trainer, pediatric size, upright support, includes all accessories and components
- E8002Gait trainer, pediatric size, anterior support, includes all accessories and components
- G0008Administration of influenza virus vaccine
- G0009Administration of pneumococcal vaccine
- G0010Administration of hepatitis b vaccine
Questions about E2633
What is HCPCS code E2633?
E2633 is a HCPCS Level II code for wheelchair accessory, addition to mobile arm support, supinator. It sits in the Durable Medical Equipment section.
Does Medicare cover E2633?
The CMS HCPCS file marks E2633 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.