Basically, the only thing I can say about this is that there is an exclusive list of providers. That means that, in many cases, our veterans have to deal with Lifemark's provider. They cannot choose their own provider. So, yes, there is an exclusivity clause in most cases.
Evidence of meeting #38 for Veterans Affairs in the 45th Parliament, 1st session. (The original version is on Parliament’s site, as are the minutes.) The winning word was lifemark.
A recording is available from Parliament.
