L5783 HCPCS code: Addition to lower extremity, user adjustable, mechanical, residual limb volume management system (with or without lamination kit)
L5783 is the HCPCS Level II code for addition to lower extremity, user adjustable, mechanical, residual limb volume management system (with or without lamination kit). The 2026 Medicare DMEPOS fee schedule pays $3,150.07 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 19 of 25 L57 codes (family range $505.38–$5,985.47).
Code details
| Field | Value |
|---|---|
| Section | L codes — Orthotic and prosthetic procedures and devices |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 38 — DMEPOS: orthotics, prosthetics, prosthetic devices and vision services |
| BETOS category | D1F — Prosthetic and orthotic devices |
| Added | 2024-04-01 |
| Last action effective | 2025-10-01 |
2026 Medicare DMEPOS fee schedule for L5783
| Modifier | Meaning | Lowest state fee | Highest state fee | Ceiling | Floor |
|---|---|---|---|---|---|
| — | base fee | $3,150.07 | $3,150.07 | $3,780.08 | $2,835.06 |
| State | Modifier | Fee | Rural fee |
|---|---|---|---|
| AK | — | $3,150.07 | — |
| AL | — | $3,150.07 | — |
| AR | — | $3,150.07 | — |
| AZ | — | $3,150.07 | — |
| CA | — | $3,150.07 | — |
| CO | — | $3,150.07 | — |
| CT | — | $3,150.07 | — |
| DC | — | $3,150.07 | — |
| DE | — | $3,150.07 | — |
| FL | — | $3,150.07 | — |
| GA | — | $3,150.07 | — |
| HI | — | $3,150.07 | — |
| IA | — | $3,150.07 | — |
| ID | — | $3,150.07 | — |
| IL | — | $3,150.07 | — |
| IN | — | $3,150.07 | — |
| KS | — | $3,150.07 | — |
| KY | — | $3,150.07 | — |
| LA | — | $3,150.07 | — |
| MA | — | $3,150.07 | — |
| MD | — | $3,150.07 | — |
| ME | — | $3,150.07 | — |
| MI | — | $3,150.07 | — |
| MN | — | $3,150.07 | — |
| MO | — | $3,150.07 | — |
| MS | — | $3,150.07 | — |
| MT | — | $3,150.07 | — |
| NC | — | $3,150.07 | — |
| ND | — | $3,150.07 | — |
| NE | — | $3,150.07 | — |
| NH | — | $3,150.07 | — |
| NJ | — | $3,150.07 | — |
| NM | — | $3,150.07 | — |
| NV | — | $3,150.07 | — |
| NY | — | $3,150.07 | — |
| OH | — | $3,150.07 | — |
| OK | — | $3,150.07 | — |
| OR | — | $3,150.07 | — |
| PA | — | $3,150.07 | — |
| PR | — | $3,150.07 | — |
| RI | — | $3,150.07 | — |
| SC | — | $3,150.07 | — |
| SD | — | $3,150.07 | — |
| TN | — | $3,150.07 | — |
| TX | — | $3,150.07 | — |
| UT | — | $3,150.07 | — |
| VA | — | $3,150.07 | — |
| VI | — | $3,150.07 | — |
| VT | — | $3,150.07 | — |
| WA | — | $3,150.07 | — |
| WI | — | $3,150.07 | — |
| WV | — | $3,150.07 | — |
| WY | — | $3,150.07 | — |
How the L5783 fee compares
| Measure | Value |
|---|---|
| Rank among 25 L57 codes (lowest = 1) | 19 |
| Family fee range (average of state fees) | $505.38–$5,985.47 |
| Rural fee uplift | — |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| DME suppliers | 2 | Anatomic Consideration |
What changed for L5783
- October 2025: Descriptor revised (Was: Addition to lower extremity, user adjustable, mechanical, residual limb volume management system)
- 2026-01-01: Average state fee rose 2.0%: $3,088.30 to $3,150.07
- 2025-10-01: Last CMS action: long description changed
- 2024-04-01: L5783 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 L5783?
L5783 is the HCPCS Level II code for addition to lower extremity, user adjustable, mechanical, residual limb volume management system (with or without lamination kit). Short descriptor: "Add low ext mec limb vol lam".
How much does Medicare pay for L5783?
Under the 2026 DMEPOS fee schedule, non-rural state fees are base (base fee): $3,150.07. Rural fees can be higher.
Does Medicare cover L5783?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Did the Medicare fee for L5783 change in 2026?
The average non-rural state fee moved from $3,088.30 in 2025 to $3,150.07 in 2026 (+2.0%). CMS's next quarterly HCPCS and DMEPOS update takes effect January 1, 2027.
How many units of L5783 can be billed per day?
2 on DME suppliers (NCCI medically unlikely edits).
Related L57 codes
- L5700 — Replacement, socket, below knee, molded to patient model ($3,415.10–$4,470.21)
- L5701 — Replacement, socket, above knee/knee disarticulation, including attachment plate, molded to patient model ($4,212.11–$5,550.13)
- L5702 — Replacement, socket, hip disarticulation, including hip joint, molded to patient model ($5,328.96–$7,985.48)
- L5703 — Ankle, symes, molded to patient model, socket without solid ankle cushion heel (sach) foot, replacement only ($2,560.96–$3,474.01)
- L5704 — Custom shaped protective cover, below knee ($656.17–$808.71)
- L5705 — Custom shaped protective cover, above knee ($1,172.40–$1,445.02)
- L5706 — Custom shaped protective cover, knee disarticulation ($1,149.30–$1,416.51)
- L5707 — Custom shaped protective cover, hip disarticulation ($1,515.21–$1,867.45)
- L5710 — Addition, exoskeletal knee-shin system, single axis, manual lock ($440.31–$838.03)
- L5711 — Additions exoskeletal knee-shin system, single axis, manual lock, ultra-light material ($628.18–$984.73)
- L5712 — Addition, exoskeletal knee-shin system, single axis, friction swing and stance phase control (safety knee) ($527.52–$973.68)
- L5714 — Addition, exoskeletal knee-shin system, single axis, variable friction swing phase control ($255.56–$626.05)
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Next steps
- Run a reimbursement report for a device billed under L5783
- Watch L5783 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for L5783
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.