L1844 — Knee orthosis, single upright, thigh and calf, with adjustable flexion and extension joint (unicentric or polycentric), medial-lateral and rotation control, with or without varus/valgus adjustment, custom fabricated
HCPCS Level II L-code · short descriptor: “Ko w/adj jt rot cntrl molded” · PA required
- 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
- Required (Medicare, since 2026-04-13)
- Status
- Active (April 2026 HCPCS)
Prior authorization
PA REQUIRED L1844 is on Medicare's DMEPOS Required Prior Authorization List (Orthoses — nationwide since 2026-04-13).
Claims for this item without an affirmed prior-authorization decision are automatically denied (commonly surfacing as CO-197). Submit the PA request to your DME MAC with the order and supporting clinical documentation before delivery.
L1844 Medicare fee schedule (April 2026)
Base (no modifier) Prosthetics & orthotics
Medicare allowable ranges from $1865.51 to $2436.24 depending on state and rural status.
Former-CBA payment limits: ceiling $2436.24 · floor $1827.18
| State | Non-rural | Rural |
|---|---|---|
| AK | $2160.99 | — |
| AL | $1921.07 | — |
| AR | $1917.72 | — |
| AZ | $2436.24 | — |
| CA | $2436.24 | — |
| CO | $2062.64 | — |
| CT | $1962.60 | — |
| DC | $1865.51 | — |
| DE | $1865.51 | — |
| FL | $1921.07 | — |
| GA | $1921.07 | — |
| HI | $2160.99 | — |
| IA | $2312.28 | — |
| ID | $2417.67 | — |
| IL | $1871.51 | — |
| IN | $1871.51 | — |
| KS | $2312.28 | — |
| KY | $1921.07 | — |
| LA | $1917.72 | — |
| MA | $1962.60 | — |
| MD | $1865.51 | — |
| ME | $1962.60 | — |
| MI | $1871.51 | — |
| MN | $1871.51 | — |
| MO | $2312.28 | — |
| MS | $1921.07 | — |
| MT | $2062.64 | — |
| NC | $1921.07 | — |
| ND | $2062.64 | — |
| NE | $2312.28 | — |
| NH | $1962.60 | — |
| NJ | $1878.84 | — |
| NM | $1917.72 | — |
| NV | $2436.24 | — |
| NY | $1878.84 | — |
| OH | $1871.51 | — |
| OK | $1917.72 | — |
| OR | $2417.67 | — |
| PA | $1865.51 | — |
| PR | $2237.92 | — |
| RI | $1962.60 | — |
| SC | $1921.07 | — |
| SD | $2062.64 | — |
| TN | $1921.07 | — |
| TX | $1917.72 | — |
| UT | $2062.64 | — |
| VA | $1865.51 | — |
| VI | $1878.84 | — |
| VT | $1962.60 | — |
| WA | $2417.67 | — |
| WI | $1871.51 | — |
| WV | $1865.51 | — |
| WY | $2062.64 | — |
Common denial codes to watch
Related L-codes
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