(KFF Health News) – “Insurance covers a knee replacement if it’s covered with skin, but if it’s covered with plastic, it’s not going to cover it,” said Jeffrey Cain, a family physician and former chair of the board of the Amputee Coalition, an advocacy group. Cain wears two prosthetic legs, having lost his after an airplane accident nearly 30 years ago.

AHIP, a trade group for health plans, said health plans generally provide coverage when the prosthetic is determined to be medically necessary, such as to replace a body part or function for walking and day-to-day activity.In practice, though, prosthetic coverage by private health plans varies tremendously, said Ashlie White, chief strategy and programs officer at the Amputee Coalition. Even though coverage for basic prostheses may be included in a plan, “often insurance companies will put caps on the devices and restrictions on the types of devices approved,” White said. (Read More)