Health Affairs is one of the best journals globally on health policy.
They have just published an issue with a large amount of coverage of the area and what the current plans of the Obama Administration mean for Health IT in the USA.
The Issue Title is:
Health IT: The Road to 'Meaningful Use':
April 2010; Vol. 29, No. 4
The Table of Contents is available here:
Some of the articles appear to be freely accessible and the whole issue will be available via most university libraries and services like CIAP.