For example, a story about how a child uses an augmentative communication device at school, demonstrates an educational rather than medical intervention. Consider videotaping the user trying to perform a medical function with and without the device. It dramatically proves how necessary the device is to the user. You can also send a photograph with the claim. It can remind the claims adjuster there is a person behind all the paper.
Most insurance companies require completing a major medical form.
If you don't have one, you can get it from the company or from the group's administrator at work. Make copies of all the documentation and attach it to your claim form. Now it's just a waiting game. Finding help along the way. Usually, they call the insurance company and get forwarded to the claims adjuster for help.