L7700 — Gasket or seal, for use with prosthetic socket insert, any type, each
HCPCS Level II L-code · short descriptor: “Pros soc insert gasket/seal”
- 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.
L7700 Medicare fee schedule (April 2026)
Base (no modifier) Prosthetics & orthotics
Medicare allowable ranges from $116.54 to $184.22 depending on state and rural status.
Former-CBA payment limits: ceiling $184.22 · floor $138.17
| State | Non-rural | Rural |
|---|---|---|
| AK | $118.82 | — |
| AL | $138.17 | — |
| AR | $138.17 | — |
| AZ | $150.54 | — |
| CA | $150.54 | — |
| CO | $146.37 | — |
| CT | $177.82 | — |
| DC | $176.42 | — |
| DE | $176.42 | — |
| FL | $138.17 | — |
| GA | $138.17 | — |
| HI | $116.54 | — |
| IA | $159.83 | — |
| ID | $158.02 | — |
| IL | $184.22 | — |
| IN | $184.22 | — |
| KS | $159.83 | — |
| KY | $138.17 | — |
| LA | $138.17 | — |
| MA | $177.82 | — |
| MD | $176.42 | — |
| ME | $177.82 | — |
| MI | $184.22 | — |
| MN | $184.22 | — |
| MO | $159.83 | — |
| MS | $138.17 | — |
| MT | $146.37 | — |
| NC | $138.17 | — |
| ND | $146.37 | — |
| NE | $159.83 | — |
| NH | $177.82 | — |
| NJ | $167.05 | — |
| NM | $138.17 | — |
| NV | $150.54 | — |
| NY | $167.05 | — |
| OH | $184.22 | — |
| OK | $138.17 | — |
| OR | $158.02 | — |
| PA | $176.42 | — |
| PR | $128.95 | — |
| RI | $177.82 | — |
| SC | $138.17 | — |
| SD | $146.37 | — |
| TN | $138.17 | — |
| TX | $138.17 | — |
| UT | $146.37 | — |
| VA | $176.42 | — |
| VI | $167.01 | — |
| VT | $177.82 | — |
| WA | $158.02 | — |
| WI | $184.22 | — |
| WV | $176.42 | — |
| WY | $146.37 | — |
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
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