E2231 HCPCS code: Manual wheelchair accessory, solid seat support base (replaces sling seat), includes any type mounting hardware
E2231 is the HCPCS Level II code for manual wheelchair accessory, solid seat support base (replaces sling seat), includes any type mounting hardware. The 2026 Medicare DMEPOS fee schedule pays $158.57 to $224.19 (NU, new equipment, purchased) depending on the state. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 1 per day on DME suppliers. Its average fee ranks 22 of 26 E22 codes billed NU (family range $7.38–$1,039.53); rural fees run 3% higher.
Code details
| Field | Value |
|---|---|
| Section | E codes — Durable medical equipment |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 32 — DMEPOS: inexpensive or routinely purchased item |
| BETOS category | D1D — Wheelchairs |
| Added | 2009-01-01 |
| Last action effective | 2009-01-01 |
2026 Medicare DMEPOS fee schedule for E2231
| Modifier | Meaning | Lowest state fee | Highest state fee | Ceiling | Floor |
|---|---|---|---|---|---|
| NU | new equipment, purchased | $158.57 | $224.19 | — | — |
| NU | new equipment, purchased | $219.00 | $262.84 | $219.00 | $186.15 |
| RR | rental (monthly) | $15.86 | $22.43 | — | — |
| RR | rental (monthly) | $21.91 | $26.30 | $21.91 | $18.62 |
| UE | used equipment, purchased | $164.23 | $197.10 | $164.23 | $139.60 |
| UE | used equipment, purchased | $118.93 | $168.14 | — | — |
| State | Modifier | Fee | Rural fee |
|---|---|---|---|
| AK | NU | $219.00 | — |
| AL | NU | $219.00 | $202.27 |
| AR | NU | $219.00 | $202.27 |
| AZ | NU | $219.00 | $202.27 |
| CA | NU | $219.00 | $202.27 |
| CO | NU | $219.00 | $202.27 |
| CT | NU | $219.00 | $202.27 |
| DC | NU | $219.00 | $202.27 |
| DE | NU | $219.00 | $202.27 |
| FL | NU | $219.00 | $202.27 |
| GA | NU | $219.00 | $202.27 |
| HI | NU | $219.00 | — |
| IA | NU | $219.00 | $202.27 |
| ID | NU | $219.00 | $202.27 |
| IL | NU | $219.00 | $202.27 |
| IN | NU | $219.00 | $202.27 |
| KS | NU | $219.00 | $202.27 |
| KY | NU | $219.00 | $202.27 |
| LA | NU | $219.00 | $202.27 |
| MA | NU | $219.00 | $202.27 |
| MD | NU | $219.00 | $202.27 |
| ME | NU | $219.00 | $202.27 |
| MI | NU | $219.00 | $202.27 |
| MN | NU | $219.00 | $202.27 |
| MO | NU | $219.00 | $202.27 |
| MS | NU | $219.00 | $202.27 |
| MT | NU | $219.00 | $202.27 |
| NC | NU | $219.00 | $202.27 |
| ND | NU | $219.00 | $202.27 |
| NE | NU | $219.00 | $202.27 |
| NH | NU | $219.00 | $202.27 |
| NJ | NU | $219.00 | $202.27 |
| NM | NU | $219.00 | $202.27 |
| NV | NU | $219.00 | $202.27 |
| NY | NU | $219.00 | $202.27 |
| OH | NU | $219.00 | $202.27 |
| OK | NU | $219.00 | $202.27 |
| OR | NU | $219.00 | $202.27 |
| PA | NU | $219.00 | $202.27 |
| PR | NU | $262.84 | — |
| RI | NU | $219.00 | $202.27 |
| SC | NU | $219.00 | $202.27 |
| SD | NU | $219.00 | $202.27 |
| TN | NU | $219.00 | $202.27 |
| TX | NU | $219.00 | $202.27 |
| UT | NU | $219.00 | $202.27 |
| VA | NU | $219.00 | $202.27 |
| VI | NU | $219.00 | — |
| VT | NU | $219.00 | $202.27 |
| WA | NU | $219.00 | $202.27 |
| WI | NU | $219.00 | $202.27 |
| WV | NU | $219.00 | $202.27 |
| WY | NU | $219.00 | $202.27 |
| AK | RR | $21.91 | — |
| AL | RR | $21.91 | $20.23 |
| AR | RR | $21.91 | $20.23 |
| AZ | RR | $21.91 | $20.23 |
| CA | RR | $21.91 | $20.23 |
| CO | RR | $21.91 | $20.23 |
| CT | RR | $21.91 | $20.23 |
| DC | RR | $21.91 | $20.23 |
| DE | RR | $21.91 | $20.23 |
| FL | RR | $21.91 | $20.23 |
| GA | RR | $21.91 | $20.23 |
| HI | RR | $21.91 | — |
| IA | RR | $21.91 | $20.23 |
| ID | RR | $21.91 | $20.23 |
| IL | RR | $21.91 | $20.23 |
| IN | RR | $21.91 | $20.23 |
| KS | RR | $21.91 | $20.23 |
| KY | RR | $21.91 | $20.23 |
| LA | RR | $21.91 | $20.23 |
| MA | RR | $21.91 | $20.23 |
| MD | RR | $21.91 | $20.23 |
| ME | RR | $21.91 | $20.23 |
| MI | RR | $21.91 | $20.23 |
| MN | RR | $21.91 | $20.23 |
| MO | RR | $21.91 | $20.23 |
| MS | RR | $21.91 | $20.23 |
| MT | RR | $21.91 | $20.23 |
| NC | RR | $21.91 | $20.23 |
| ND | RR | $21.91 | $20.23 |
| NE | RR | $21.91 | $20.23 |
| NH | RR | $21.91 | $20.23 |
| NJ | RR | $21.91 | $20.23 |
| NM | RR | $21.91 | $20.23 |
| NV | RR | $21.91 | $20.23 |
| NY | RR | $21.91 | $20.23 |
| OH | RR | $21.91 | $20.23 |
| OK | RR | $21.91 | $20.23 |
| OR | RR | $21.91 | $20.23 |
| PA | RR | $21.91 | $20.23 |
| PR | RR | $26.30 | — |
| RI | RR | $21.91 | $20.23 |
| SC | RR | $21.91 | $20.23 |
| SD | RR | $21.91 | $20.23 |
| TN | RR | $21.91 | $20.23 |
| TX | RR | $21.91 | $20.23 |
| UT | RR | $21.91 | $20.23 |
| VA | RR | $21.91 | $20.23 |
| VI | RR | $21.91 | — |
| VT | RR | $21.91 | $20.23 |
| WA | RR | $21.91 | $20.23 |
| WI | RR | $21.91 | $20.23 |
| WV | RR | $21.91 | $20.23 |
| WY | RR | $21.91 | $20.23 |
| AK | UE | $164.23 | — |
| AL | UE | $164.23 | $151.70 |
| AR | UE | $164.23 | $151.70 |
| AZ | UE | $164.23 | $151.70 |
| CA | UE | $164.23 | $151.70 |
| CO | UE | $164.23 | $151.70 |
| CT | UE | $164.23 | $151.70 |
| DC | UE | $164.23 | $151.70 |
| DE | UE | $164.23 | $151.70 |
| FL | UE | $164.23 | $151.70 |
| GA | UE | $164.23 | $151.70 |
| HI | UE | $164.23 | — |
| IA | UE | $164.23 | $151.70 |
| ID | UE | $164.23 | $151.70 |
| IL | UE | $164.23 | $151.70 |
| IN | UE | $164.23 | $151.70 |
| KS | UE | $164.23 | $151.70 |
| KY | UE | $164.23 | $151.70 |
| LA | UE | $164.23 | $151.70 |
| MA | UE | $164.23 | $151.70 |
| MD | UE | $164.23 | $151.70 |
| ME | UE | $164.23 | $151.70 |
| MI | UE | $164.23 | $151.70 |
| MN | UE | $164.23 | $151.70 |
| MO | UE | $164.23 | $151.70 |
| MS | UE | $164.23 | $151.70 |
| MT | UE | $164.23 | $151.70 |
| NC | UE | $164.23 | $151.70 |
| ND | UE | $164.23 | $151.70 |
| NE | UE | $164.23 | $151.70 |
| NH | UE | $164.23 | $151.70 |
| NJ | UE | $164.23 | $151.70 |
| NM | UE | $164.23 | $151.70 |
| NV | UE | $164.23 | $151.70 |
| NY | UE | $164.23 | $151.70 |
| OH | UE | $164.23 | $151.70 |
| OK | UE | $164.23 | $151.70 |
| OR | UE | $164.23 | $151.70 |
| PA | UE | $164.23 | $151.70 |
| PR | UE | $197.10 | — |
| RI | UE | $164.23 | $151.70 |
| SC | UE | $164.23 | $151.70 |
| SD | UE | $164.23 | $151.70 |
| TN | UE | $164.23 | $151.70 |
| TX | UE | $164.23 | $151.70 |
| UT | UE | $164.23 | $151.70 |
| VA | UE | $164.23 | $151.70 |
| VI | UE | $164.23 | — |
| VT | UE | $164.23 | $151.70 |
| WA | UE | $164.23 | $151.70 |
| WI | UE | $164.23 | $151.70 |
| WV | UE | $164.23 | $151.70 |
| WY | UE | $164.23 | $151.70 |
How the E2231 fee compares
| Measure | Value |
|---|---|
| Rank among 26 E22 codes billed NU (lowest = 1) | 22 |
| Family fee range (average of state fees) | $7.38–$1,039.53 |
| Rural fee uplift | 3.3% |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| DME suppliers | 1 | Code Descriptor / CPT Instruction |
What changed for E2231
- 2026-01-01: Average state fee (NU) rose 2.3%: $191.35 to $195.73
- 2026-01-01: Average state fee (RR) rose 2.3%: $19.14 to $19.58
- 2026-01-01: Average state fee (UE) rose 2.3%: $143.50 to $146.79
- 2009-01-01: E2231 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code E2231?
E2231 is the HCPCS Level II code for manual wheelchair accessory, solid seat support base (replaces sling seat), includes any type mounting hardware. Short descriptor: "Solid seat support base".
How much does Medicare pay for E2231?
Under the 2026 DMEPOS fee schedule, non-rural state fees are NU (new equipment, purchased): $158.57–$224.19; NU (new equipment, purchased): $219.00–$262.84; RR (rental (monthly)): $15.86–$22.43; RR (rental (monthly)): $21.91–$26.30; UE (used equipment, purchased): $164.23–$197.10; UE (used equipment, purchased): $118.93–$168.14. Rural fees can be higher.
Does Medicare cover E2231?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Did the Medicare fee for E2231 change in 2026?
The average non-rural state fee for NU moved from $191.35 in 2025 to $195.73 in 2026 (+2.3%). CMS's next quarterly HCPCS and DMEPOS update takes effect January 1, 2027.
How many units of E2231 can be billed per day?
1 on DME suppliers (NCCI medically unlikely edits).
Related E22 codes
- E2201 — Manual wheelchair accessory, nonstandard seat frame, width greater than or equal to 20 inches and less than 24 inches ($32.96–$638.07)
- E2202 — Manual wheelchair accessory, nonstandard seat frame width, 24-27 inches ($48.36–$810.59)
- E2203 — Manual wheelchair accessory, nonstandard seat frame depth, 20 to less than 22 inches ($47.63–$819.21)
- E2204 — Manual wheelchair accessory, nonstandard seat frame depth, 22 to 25 inches ($82.59–$1,391.06)
- E2205 — Manual wheelchair accessory, handrim without projections (includes ergonomic or contoured), any type, replacement only, each ($3.85–$55.87)
- E2206 — Manual wheelchair accessory, wheel lock assembly, complete, replacement only, each ($4.34–$69.59)
- E2207 — Wheelchair accessory, crutch and cane holder, each ($5.23–$74.15)
- E2208 — Wheelchair accessory, cylinder tank carrier, each ($8.31–$175.04)
- E2209 — Accessory, arm trough, with or without hand support, each ($9.54–$157.98)
- E2210 — Wheelchair accessory, bearings, any type, replacement only, each ($0.58–$8.89)
- E2211 — Manual wheelchair accessory, pneumatic propulsion tire, any size, each ($3.97–$178.90)
- E2212 — Manual wheelchair accessory, tube for pneumatic propulsion tire, any size, each ($0.70–$10.06)
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Next steps
- Run a reimbursement report for a device billed under E2231
- Watch E2231 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for E2231
Sources: CMS HCPCS Level II release October 2025; CMS DMEPOS fee schedule 2026; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.