While you are looking for a new EHR to qualify for Meaningful Use, it is not too early to think about what you are going to do when you stop using this new EHR and move to the next generation of EHR products in (hopefully) a number of years down the road.
The significant and troublesome barriers to moving from one EHR to another and the vendor issues that impede such moves are a strategic concern for anyone buying an EHR.