Health insurance often covers custom orthotics, but only when they’re deemed medically necessary. That means you typically need a diagnosed condition, a doctor’s prescription, and sometimes prior authorization before your plan will pay. The details vary widely between Medicare, employer-sponsored plans, and marketplace policies, so understanding the general rules can save you hundreds of dollars.
What “Medically Necessary” Means for Orthotics
Insurance companies don’t cover orthotics just because your feet hurt after a long day. To qualify, you generally need a specific medical diagnosis that the orthotics will treat or manage. Common qualifying conditions include diabetes with neuropathy or foot complications, plantar fasciitis, ankle contractures, and Charcot joint (a serious bone and joint condition linked to nerve damage). The core standard most insurers use is whether the orthotic will significantly improve or restore your ability to perform daily activities like walking, standing, and moving around your home.
Aetna’s policy is a useful example of how private insurers think about this. They require that a qualified provider prescribe the orthotic, that it meaningfully improves mobility-related daily activities, and that a physical examination supports the need. The orthotic must also be provided within six months of the prescription date and fitted by a licensed or certified professional. Most major insurers follow a similar framework, even if the specific language differs.
How Medicare Handles Orthotics
Medicare Part B covers therapeutic shoes and inserts specifically for people with diabetes and severe diabetes-related foot disease. The coverage allows one pair of custom-molded shoes (or extra-depth shoes) plus two or three pairs of inserts per year, depending on which option you choose. After you meet your Part B deductible, you pay 20% of the Medicare-approved amount.
There are a few steps to qualify. The doctor who manages your diabetes must certify that you need therapeutic footwear. A podiatrist or other qualified physician must then write the prescription. Finally, you need to get the shoes or inserts from an approved provider: a podiatrist, orthotist, prosthetist, or pedorthist. Medicare also requires a face-to-face encounter documented in your medical record, along with a standardized written order that includes your name, a description of the item, the prescribing practitioner’s information, and their signature.
For non-diabetic orthotic needs, Medicare may cover ankle-foot orthoses and similar devices under separate categories, but each has its own list of qualifying diagnoses and documentation requirements.
Private Insurance Coverage Varies Significantly
Employer-sponsored and marketplace plans handle orthotics inconsistently. Some plans cover custom orthotics with a copay or coinsurance after your deductible. Others exclude them entirely or limit coverage to one pair every few years. A handful of plans only cover orthotics when they’re part of post-surgical recovery.
Before you spend anything, call the member services number on your insurance card and ask these specific questions: Does my plan cover custom foot orthotics? Is prior authorization required? What diagnoses qualify? Is there a dollar cap or a limit on how often I can get new ones? Do I need to use an in-network provider? The answers will tell you exactly where you stand.
Custom Orthotics vs. Over-the-Counter Inserts
Insurance plans almost never cover basic off-the-shelf insoles, the kind you grab at a pharmacy for $10 to $20. Semi-custom orthotics, which run $60 to $300, fall into a gray area and are rarely covered. Custom-molded orthotics, the type made from a cast or scan of your foot, typically cost $300 to $800. Some specialty stores charge $1,000 or more for personalized arch support systems.
When insurance does cover orthotics, it’s almost always the custom-molded variety prescribed by a doctor and fabricated by a certified provider. That’s because insurers tie coverage to medical necessity, and a mass-produced drugstore insert doesn’t meet that threshold. The tradeoff is that custom orthotics require more paperwork and appointments, but the out-of-pocket savings can be substantial if your plan covers them.
The Prior Authorization Process
Many insurers require prior authorization before you get custom orthotics. This means your provider submits a request to your insurance company proving the orthotics are medically necessary, and the insurer approves or denies it before you receive the device. If you skip this step on a plan that requires it, your claim will likely be denied after the fact, leaving you with the full bill.
Your role in this process is relatively straightforward. You’ll need to attend an in-person appointment where your provider examines your feet and documents the clinical findings. They’ll write a prescription that includes a description of the orthotic, the diagnosis code, and the quantity. Your provider then packages this with your medical records and submits it to the insurer. For Medicare specifically, the documentation must include a written order, notes from the face-to-face exam, and records supporting medical necessity.
Decisions usually come back within a few days to a couple of weeks. If the request is denied, you have the right to appeal. Ask your provider’s office to help with the appeal, as they can supply additional clinical documentation that strengthens the case.
How to Improve Your Chances of Coverage
The most common reason orthotics claims get denied is incomplete documentation. Aetna, for instance, will deny any claim submitted without a completed standardized written order that includes the patient’s name or ID number, the order date, a description of the item (including the billing code), a list of any accessories or add-ons, the provider’s name and national provider identifier, and the provider’s signature. Missing even one of these elements can trigger a denial.
To give yourself the best shot, start with your primary care doctor or a specialist like a podiatrist who is in your insurance network. Make sure your visit notes clearly describe your symptoms, how they limit your daily activities, and why over-the-counter options won’t work. If your provider recommends custom orthotics, confirm that they’ll handle the prior authorization before you move forward. Keep copies of every prescription, referral, and authorization number for your own records.
If your insurance doesn’t cover orthotics at all, ask your provider about using a health savings account or flexible spending account to pay with pre-tax dollars. Both HSA and FSA funds can be used for custom orthotics when prescribed by a doctor, which effectively gives you a discount equal to your tax rate.