According to last years OFFICIAL 2011-2012 Interview/acceptance...blahblah:
Tufts will start sending out interviews again December 12th.
By 1-11-2012, Tufts said that they had about 1/3 of the class filled. Plenty of spots.
For UMDNJ, probably send acceptances the week of the 30th, January,
VCU Interview sends 2-3 rounds of interviews, Feb. 2nd
Columbia Rejections began 2-10-2012, by email
NYU, if waitlisted, will begin decisions again December 16-19th.