The Nevada County District Attorney’s Office has filed criminal charges against Susanna Dimmitt  and David Rosprim of Grass Valley for practicing psychology without a  license. The charges stem from a joint investigation launched by the Medical Board of California Enforcement Program and the California Board of Psychology after a citizen complaint about treatment received by Dimmitt and Rosprim, said Assistant District Attorney Anna Ferguson. “The board received a complaint from person who at some point during their therapy realized the person was not licensed,” said Gina Bayless, the enforcement program coordinator for the state Board of Psychology. Bayless said it …