L5655 — Addition to lower extremity, socket insert, below knee (kemblo, pelite, aliplast, plastazote or equal)
HCPCS Level II L-code · short descriptor: “Socket insert below knee”
- Code system
- HCPCS Level II
- Family
- L — Orthotics & prosthetics
- Medicare coverage status
- Carrier judgment — coverage decided by the DME MAC
- DMEPOS payment category
- Prosthetics & orthotics
- Prior authorization
- Not on Medicare required-PA list
- Status
- Active (April 2026 HCPCS)
Prior authorization
Not on the Medicare required-PA list as of the January 13, 2026 update (74 items). Medicare Advantage and commercial plans set their own prior-authorization rules for this code — verify per plan before delivery.
L5655 Medicare fee schedule (April 2026)
Base (no modifier) Prosthetics & orthotics
Medicare allowable ranges from $324.72 to $1046.93 depending on state and rural status.
Former-CBA payment limits: ceiling $432.96 · floor $324.72
| State | Non-rural | Rural |
|---|---|---|
| AK | $430.98 | — |
| AL | $344.08 | — |
| AR | $375.45 | — |
| AZ | $432.96 | — |
| CA | $432.96 | — |
| CO | $324.72 | — |
| CT | $386.47 | — |
| DC | $343.76 | — |
| DE | $343.76 | — |
| FL | $344.08 | — |
| GA | $344.08 | — |
| HI | $460.86 | — |
| IA | $324.72 | — |
| ID | $424.99 | — |
| IL | $348.56 | — |
| IN | $348.56 | — |
| KS | $324.72 | — |
| KY | $344.08 | — |
| LA | $375.45 | — |
| MA | $386.47 | — |
| MD | $343.76 | — |
| ME | $386.47 | — |
| MI | $348.56 | — |
| MN | $348.56 | — |
| MO | $324.72 | — |
| MS | $344.08 | — |
| MT | $324.72 | — |
| NC | $344.08 | — |
| ND | $324.72 | — |
| NE | $324.72 | — |
| NH | $386.47 | — |
| NJ | $417.77 | — |
| NM | $375.45 | — |
| NV | $432.96 | — |
| NY | $417.77 | — |
| OH | $348.56 | — |
| OK | $375.45 | — |
| OR | $424.99 | — |
| PA | $343.76 | — |
| PR | $1046.93 | — |
| RI | $386.47 | — |
| SC | $344.08 | — |
| SD | $324.72 | — |
| TN | $344.08 | — |
| TX | $375.45 | — |
| UT | $324.72 | — |
| VA | $343.76 | — |
| VI | $417.78 | — |
| VT | $386.47 | — |
| WA | $424.99 | — |
| WI | $348.56 | — |
| WV | $343.76 | — |
| WY | $324.72 | — |
Amounts are the Medicare DMEPOS fee-schedule allowables effective April 2026.
Medicare typically pays 80% of the allowable after the Part B deductible; the patient owes 20%.
A 2% sequestration reduction applies to the Medicare share. Former competitive-bidding-area
adjustments and non-continental rates can differ — verify with your DME MAC.
Common denial codes to watch
Related L-codes
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