Pcsblows,

Maybe the Neuro Eye Dr could contact your PCP who can request the eye therapy. Maybe then your insurance will help. Some insurance companies put large copays or annual limits on therapy but any money would be good.

The vestibular therapist may also be able to state the medical need for visual therapy.

You may be able to negotiate the price based on the Medicare allowable fee. Insurance companies often pay a discounted rate that gets close to the Medicare allowable fee. To see what that fee is, get the HPCPS or CPT codes from the Dr's office and check out Physician Fee Schedule Search
Click Accept to get to the fee look up page. Select All Modifiers and input a Single or List of HPCPS codes.

Often, providers will agree to 150% of the Medicare allowable fee for patients paying cash at the time of treatment.

The American Optometric Association has put a lot of effort into getting guidelines from insurance companies to cover these therapies. Here is an article that explains the fight, but not the guidelines.
Getting Insurance Companies to Pay for Vision Therapy Coverage << Optometry Cares – The AOA Foundation
If you doc contas AOA, maybe they can help.

There are some online guides to at-home therapy but getting professional diagnosis and assistance would be best. Google 'vision therapy at home exercises'