I would definitely look into more vet programs as sscondary claim submission hubs my friend.

Champva , or even reach out to the vet foundations to pick up some of the cost if possible. Grants and funding is widely available for vets and you can even call the VA and they can give you a list of organizations based on your personal surgeries/ conditions. I figure id post , I helped a buddy of mine get all costs covered and lodging with a meal per diem! Best of luck -fellow vet