You should have your wife join
www.lakenormanmommies.com. There will be alot of info about docs, hospitals, daycares,preschools & nannies and anything else child related. She will also find alot of info about what areas are good & bad. She can ask info about neighborhoods as well.
Presby hospital is right in Huntersville. It's off of 77 at exit 23. Very close to both cities. I've had friends deliver babies there and they were very happy with the level of care.