she has actually been doing a lot of the things I had wanted her to do in terms of communication and reconnecting.
Well, that's a good step and, hopefully, will prompt her to want the MC. I believe a good MC is needed to guide the piecing. However, the MC may want to go into areas the W doesn't want to do.
One day at a time.
It is not about what you feel should work in your M. It is about doing the work that gets the right results. Do what works!