L3640 HCPCS code: Transfer of an orthosis from one shoe to another, dennis browne splint (riveton), both shoes
L3640 is the HCPCS Level II code for transfer of an orthosis from one shoe to another, dennis browne splint (riveton), both shoes. The 2026 Medicare DMEPOS fee schedule pays $51.86 to $57.05 depending on the state. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met. The NCCI unit limit is 1 per day on DME suppliers. Its average fee ranks 1 of 11 L36 codes (family range $52.87–$1,315.49).
Code details
| Field | Value |
|---|---|
| Section | L codes — Orthotic and prosthetic procedures and devices |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 00 — Not separately priced by Medicare |
| BETOS category | D1F — Prosthetic and orthotic devices |
| Added | 1986-01-01 |
| Last action effective | 1997-01-01 |
2026 Medicare DMEPOS fee schedule for L3640
| Modifier | Meaning | Lowest state fee | Highest state fee | Ceiling | Floor |
|---|---|---|---|---|---|
| — | base fee | $51.86 | $57.05 | $63.29 | $47.47 |
| State | Modifier | Fee | Rural fee |
|---|---|---|---|
| AK | — | $51.86 | — |
| AL | — | $53.41 | — |
| AR | — | $53.41 | — |
| AZ | — | $51.86 | — |
| CA | — | $51.86 | — |
| CO | — | $53.70 | — |
| CT | — | $51.86 | — |
| DC | — | $51.86 | — |
| DE | — | $51.86 | — |
| FL | — | $53.41 | — |
| GA | — | $53.41 | — |
| HI | — | $51.86 | — |
| IA | — | $52.89 | — |
| ID | — | $51.86 | — |
| IL | — | $53.16 | — |
| IN | — | $53.16 | — |
| KS | — | $52.89 | — |
| KY | — | $53.41 | — |
| LA | — | $53.41 | — |
| MA | — | $51.86 | — |
| MD | — | $51.86 | — |
| ME | — | $51.86 | — |
| MI | — | $53.16 | — |
| MN | — | $53.16 | — |
| MO | — | $52.89 | — |
| MS | — | $53.41 | — |
| MT | — | $53.70 | — |
| NC | — | $53.41 | — |
| ND | — | $53.70 | — |
| NE | — | $52.89 | — |
| NH | — | $51.86 | — |
| NJ | — | $51.86 | — |
| NM | — | $53.41 | — |
| NV | — | $51.86 | — |
| NY | — | $51.86 | — |
| OH | — | $53.16 | — |
| OK | — | $53.41 | — |
| OR | — | $51.86 | — |
| PA | — | $51.86 | — |
| PR | — | $57.05 | — |
| RI | — | $51.86 | — |
| SC | — | $53.41 | — |
| SD | — | $53.70 | — |
| TN | — | $53.41 | — |
| TX | — | $53.41 | — |
| UT | — | $53.70 | — |
| VA | — | $51.86 | — |
| VI | — | $57.05 | — |
| VT | — | $51.86 | — |
| WA | — | $51.86 | — |
| WI | — | $53.16 | — |
| WV | — | $51.86 | — |
| WY | — | $53.70 | — |
How the L3640 fee compares
| Measure | Value |
|---|---|
| Rank among 11 L36 codes (lowest = 1) | 1 |
| Family fee range (average of state fees) | $52.87–$1,315.49 |
| Rural fee uplift | — |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| DME suppliers | 1 | Code Descriptor / CPT Instruction |
| outpatient hospital claims | 1 | Code Descriptor / CPT Instruction |
Medicare policy articles for this code
- A52481: Orthopedic Footwear - Policy Article (CGS Administrators, LLC (DME MAC) Noridian Healthcare Solutions, LLC (DME MAC)) — mentions this code in its coding guidance
Covered diagnoses (84 ICD-10-CM codes)
The diagnoses most often listed as covered in the policy articles above:
| ICD-10-CM | Diagnosis | Articles listing it |
|---|---|---|
| Q72.00 | Congenital complete absence of unspecified lower limb | 1 |
| Q72.01 | Congenital complete absence of right lower limb | 1 |
| Q72.02 | Congenital complete absence of left lower limb | 1 |
| Q72.03 | Congenital complete absence of lower limb, bilateral | 1 |
| Q72.30 | Congenital absence of unspecified foot and toe(s) | 1 |
| Q72.31 | Congenital absence of right foot and toe(s) | 1 |
| Q72.32 | Congenital absence of left foot and toe(s) | 1 |
| Q72.33 | Congenital absence of foot and toe(s), bilateral | 1 |
| Q72.70 | Split foot, unspecified lower limb | 1 |
| Q72.71 | Split foot, right lower limb | 1 |
Showing 10 of 84. The full list, non-covered diagnoses and CSV export are in Caduvo.
What changed for L3640
- 2026-01-01: Average state fee rose 2.0%: $51.83 to $52.87
- 1986-01-01: L3640 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 L3640?
L3640 is the HCPCS Level II code for transfer of an orthosis from one shoe to another, dennis browne splint (riveton), both shoes. Short descriptor: "Shoe dennis browne splint bo".
How much does Medicare pay for L3640?
Under the 2026 DMEPOS fee schedule, non-rural state fees are base (base fee): $51.86–$57.05. Rural fees can be higher.
Does Medicare cover L3640?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
Which diagnoses support coverage for L3640?
Medicare policy articles that cite L3640 list 84 covered ICD-10-CM diagnosis codes across 1 article. The most cited include Q72.00 (Congenital complete absence of unspecified lower limb), Q72.01 (Congenital complete absence of right lower limb), Q72.02 (Congenital complete absence of left lower limb). A listed diagnosis is necessary but not sufficient; the policy's other criteria still apply.
Did the Medicare fee for L3640 change in 2026?
The average non-rural state fee moved from $51.83 in 2025 to $52.87 in 2026 (+2.0%). CMS's next quarterly HCPCS and DMEPOS update takes effect January 1, 2027.
How many units of L3640 can be billed per day?
1 on DME suppliers; 1 on outpatient hospital claims (NCCI medically unlikely edits).
Related L36 codes
- L3600 — Transfer of an orthosis from one shoe to another, caliper plate, existing ($91.55–$100.71)
- L3610 — Transfer of an orthosis from one shoe to another, caliper plate, new ($120.51–$132.57)
- L3620 — Transfer of an orthosis from one shoe to another, solid stirrup, existing ($91.55–$100.71)
- L3630 — Transfer of an orthosis from one shoe to another, solid stirrup, new ($120.51–$132.57)
- L3649 — Orthopedic shoe, modification, addition or transfer, not otherwise specified
- L3650 — Shoulder orthosis, figure of eight design abduction restrainer, prefabricated, off-the-shelf ($66.69–$105.67)
- L3660 — Shoulder orthosis, figure of eight design abduction restrainer, canvas and webbing, prefabricated, off-the-shelf ($112.56–$154.10)
- L3670 — Shoulder orthosis, acromio/clavicular (canvas and webbing type), prefabricated, off-the-shelf ($127.15–$215.52)
- L3671 — Shoulder orthosis, shoulder joint design, without joints, may include soft interface, straps, custom fabricated, includes fitting and adjustment ($983.68–$1,082.00)
- L3674 — Shoulder orthosis, abduction positioning (airplane design), thoracic component and support bar, with or without nontorsion joint/turnbuckle, may include soft interface, straps, custom fabricated, includes fitting and adjustment ($1,290.37–$1,419.42)
- L3675 — Shoulder orthosis, vest type abduction restrainer, canvas webbing type or equal, prefabricated, off-the-shelf ($191.58–$229.91)
- L3677 — Shoulder orthosis, shoulder joint design, without joints, may include soft interface, straps, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
Building a device that would bill under a code like this? Caduvo matches a device description to HCPCS/CPT codes, Medicare coverage and payment, and the FDA pathway in one report.
Next steps
- Run a reimbursement report for a device billed under L3640
- Watch L3640 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for L3640
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.