I'm going to quote you and change it just a bit:
Living with MS with current treatments - $$$$$$$$$$$$$
Travel somewhere to get tested and/or treated = $10,000+
Bring a report from BNAC to your local vascular or IR = $4500 and insurance pays for the procedure - PRICELESS! (Well, OK there was the $4500, but you get the idea!)
All kidding aside, I think that sounds right... With positive test results in hand, I suspect you'll get the attention of vascular docs, and I also suspect that insurance would be more likely to cover it... but I'm not speaking from experience.
Here is prof8's story, with positive test results from Stanford: