E2633 HCPCS code: Wheelchair accessory, addition to mobile arm support, supinator

E2633 is the HCPCS Level II code for wheelchair accessory, addition to mobile arm support, supinator. The 2026 Medicare DMEPOS fee schedule pays $172.68 to $403.71 (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 2 per day on DME suppliers. Its average fee ranks 5 of 29 E26 codes billed NU (family range $62.42–$1,312.30).

Code details

2026 Medicare DMEPOS fee schedule for E2633

How the E2633 fee compares

NCCI unit limits (MUE)

What changed for E2633

• 2026-01-01: Average state fee (NU) rose 2.3%: $182.44 to $186.62
• 2026-01-01: Average state fee (RR) rose 2.3%: $18.25 to $18.67
• 2026-01-01: Average state fee (UE) rose 2.3%: $136.84 to $139.98
• 2012-01-01: E2633 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 E2633?

E2633 is the HCPCS Level II code for wheelchair accessory, addition to mobile arm support, supinator. Short descriptor: "Mobile arm support supinator".

How much does Medicare pay for E2633?

Under the 2026 DMEPOS fee schedule, non-rural state fees are NU (new equipment, purchased): $172.68–$403.71; NU (new equipment, purchased): $167.66–$296.74; RR (rental (monthly)): $16.77–$29.69; RR (rental (monthly)): $17.28–$40.40; UE (used equipment, purchased): $125.75–$222.57; UE (used equipment, purchased): $129.53–$302.79. Rural fees can be higher.

Does Medicare cover E2633?

Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.

Did the Medicare fee for E2633 change in 2026?

The average non-rural state fee for NU moved from $182.44 in 2025 to $186.62 in 2026 (+2.3%). CMS's next quarterly HCPCS and DMEPOS update takes effect January 1, 2027.

How many units of E2633 can be billed per day?

2 on DME suppliers (NCCI medically unlikely edits).

Related E26 codes

• E2601 — General use wheelchair seat cushion, width less than 22 inches, any depth ($4.46–$90.13)
• E2602 — General use wheelchair seat cushion, width 22 inches or greater, any depth ($9.50–$176.02)
• E2603 — Skin protection wheelchair seat cushion, width less than 22 inches, any depth ($11.52–$223.44)
• E2604 — Skin protection wheelchair seat cushion, width 22 inches or greater, any depth ($16.37–$277.75)
• E2605 — Positioning wheelchair seat cushion, width less than 22 inches, any depth ($24.43–$396.77)
• E2606 — Positioning wheelchair seat cushion, width 22 inches or greater, any depth ($38.83–$618.94)
• E2607 — Skin protection and positioning wheelchair seat cushion, width less than 22 inches, any depth ($23.08–$427.26)
• E2608 — Skin protection and positioning wheelchair seat cushion, width 22 inches or greater, any depth ($29.66–$513.08)
• E2609 — Custom fabricated wheelchair seat cushion, any size
• E2610 — Wheelchair seat cushion, powered
• E2611 — General use wheelchair back cushion, width less than 22 inches, any height, including any type mounting hardware ($18.00–$460.46)
• E2612 — General use wheelchair back cushion, width 22 inches or greater, any height, including any type mounting hardware ($34.65–$622.81)

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Next steps

• Run a reimbursement report for a device billed under E2633
• Watch E2633 for fee, coverage and descriptor changes
• Build a full Medicare revenue model for E2633

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.

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