How much does a prosthetic leg cost?
There is no single price for a prosthetic leg, and any honest answer comes as a range. The cost depends far more on the components — especially the knee and foot — than on anything else. Two people with the same level of amputation can be fitted with devices that differ in price by tens of thousands of dollars, because one is built for limited household walking and the other for running, ramps, and a full work week.
Here are the broad ranges seen across the field. Treat them as orientation, not a quote — the only accurate number is the one your prosthetist and your insurer produce together for your specific prescription.
| Type of leg | Typical device range |
|---|---|
| Below-knee (transtibial), conventional | ~$5,000 – $15,000 |
| Above-knee (transfemoral), non-microprocessor knee | ~$15,000 – $35,000 |
| Microprocessor knee (e.g. C-Leg, Genium) | ~$40,000 – $70,000+ |
| Specialized sport / running prostheses | Varies widely; often not covered |
Important: these figures describe the price of the device and fitting, not your out-of-pocket cost. With insurance or Medicare, most patients pay a fraction of these numbers. See how Medicare coverage works.
What actually drives the price
The knee and foot
For an above-knee amputation, the knee is usually the single biggest line item. A microprocessor knee uses sensors and software to read your gait many times per second and adjust resistance, which makes stairs, ramps, and uneven ground safer — but it costs far more than a mechanical knee. Feet range from simple fixed designs to dynamic carbon-fiber and microprocessor ankles. The right choice is the one matched to how you actually live, not the most expensive one on the shelf.
The socket and fitting
The socket is the custom-made part that connects you to the prosthesis, and it is where comfort is won or lost. A good socket takes measurement, casting or scanning, test fittings, and adjustment. That clinical time is part of the cost — and it is the part that most determines whether you will actually wear the leg.
Replacement and maintenance over time
A prosthesis is not a one-time purchase. Sockets are often remade as your limb changes, and components wear. Planning for the lifetime cost — not just the first device — gives you a realistic picture. See how long a prosthetic leg lasts.
How insurance changes the number
Most prosthetic care in the United States is paid through insurance, Medicare, Medicaid, the VA, or workers’ compensation — not out of pocket. Under Medicare Part B, for example, prosthetic limbs are a covered benefit and the program pays 80% of its approved amount after your annual deductible, leaving a 20% coinsurance that a Medigap plan often covers. Commercial plans vary in deductible, coinsurance, and prior-authorization rules.
Because the device price and your out-of-pocket cost are two different things, the most useful step is a benefits check before fitting. At Quantum we verify your coverage up front and explain, in writing, what your plan is expected to pay and what (if anything) you would owe.
Questions worth asking before you commit
- What components are being prescribed, and why those for my activity level?
- What is the device’s expected useful life, and what does replacement involve?
- Has my insurer’s prior authorization been obtained in writing?
- Is the supplier in-network / Medicare-enrolled and accepting assignment?
- What is my realistic out-of-pocket after coverage?
If you want those answers for your own plan and goals, that is exactly what a free consultation is for.