The diffusion of information of the data of the staff of a sanitary Consortium, related to its names and surnames, profession and workplace across internet, in addressing oneself to an indeterminate plurality of addressees, constitutes a cession of data, and therefore its publication requires the consent of the affected persons, or in its fault, a rule with rank of law that fits it out. In the case of the medical staff of the Consortium and in order to make the choice of doctor possible, this diffusion in the corporative web would find his legal protection in the laws 41/2002 and 44/2003. In the case of the sanitary statutory staff not affected by the possibility of choice of doctor, and of the non sanitary statutory staff, the principle of quality and proportionality of the data will have to be priced by the Consortium at attention to the functions that have, the belonging of the diffusion of its data in the web of the Consortium, attributed always having into consideration. And in all cases, the duty of information foreseen in article 5 LOPD.