Demonstrating Medical Necessity For Foot Orthotics Along with medical a billing claim, many insurance companies require a letter of medical necessity to be sent along with the claim for orthotics. A letter of medical necessity could mean the difference between getting your claim paid or getting it denied. The letter of medical necessity for orthotics needs to have several elements to be sent along with a medical billing. The first necessary element of an orthotic letter of medical necessity is patient information. Along with the medical billing, the letter of medical necessity should always include the patient’s name, insurance information, and date of birth. This section should also include the …