The Real St. Nick (2012)

Devitto stars as psychiatrist Kate, who attends to a handsome but unconscious man in a Santa Claus suit who saved her during an earthquake. When he awakens and insists he is Santa Claus, he is placed in the hospital's psychiatric wing, where his Christmas spirit soon "infects" everyone in the ward and Kate can't help falling for the man even before she finds out his real identity.