E2398 — Wheelchair accessory, dynamic positioning hardware for back
E2398 is a HCPCS Level II code for wheelchair accessory, dynamic positioning hardware for back. 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 E2398 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
- 1 unit MAI 3 — Date of Service Edit: Clinical · Nature of Equipment
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 E2398
- Long descriptor
- Wheelchair accessory, dynamic positioning hardware for back
- Short descriptor
- Wc dynamic pos back hardware
- Added
- January 1, 2020
- 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 E2398
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If E2398 is not quite right, the correct code is very often within a few positions of it.
- E2389Power wheelchair accessory, foam caster tire, any size, replacement only, each
- E2390Power wheelchair accessory, solid (rubber/plastic) drive wheel tire, any size, replacement only, each
- E2391Power wheelchair accessory, solid (rubber/plastic) caster tire (removable), any size, replacement only, each
- E2392Power wheelchair accessory, solid (rubber/plastic) caster tire with integrated wheel, any size, replacement only, each
- E2394Power wheelchair accessory, drive wheel excludes tire, any size, replacement only, each
- E2395Power wheelchair accessory, caster wheel excludes tire, any size, replacement only, each
- E2396Power wheelchair accessory, caster fork, any size, replacement only, each
- E2397Power wheelchair accessory, lithium-based battery, each
- E2402Negative pressure wound therapy electrical pump, stationary or portable
- E2500Speech generating device, digitized speech, using pre-recorded messages, less than or equal to 8 minutes recording time
- E2502Speech generating device, digitized speech, using pre-recorded messages, greater than 8 minutes but less than or equal to 20 minutes recording time
- E2504Speech generating device, digitized speech, using pre-recorded messages, greater than 20 minutes but less than or equal to 40 minutes recording time
- E2506Speech generating device, digitized speech, using pre-recorded messages, greater than 40 minutes recording time
- E2508Speech generating device, synthesized speech, requiring message formulation by spelling and access by physical contact with the device
- E2510Speech generating device, synthesized speech, permitting multiple methods of message formulation and multiple methods of device access
- E2511Speech generating software program, for personal computer or personal digital assistant
Questions about E2398
What is HCPCS code E2398?
E2398 is a HCPCS Level II code for wheelchair accessory, dynamic positioning hardware for back. It sits in the Durable Medical Equipment section.
Does Medicare cover E2398?
The CMS HCPCS file marks E2398 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.