[1] Bejos received his degree in dentistry from the Universidad Autónoma del Estado de Hidalgo and joined the PRI in 1988.
He presided over the Political Forum of Professionals and Technicians for the Hidalgo state chapter of the Confederación Nacional de Organizaciones Populares from 1994 to 1998.
The next year, however, the primary legislator he backed up, Miguel Ángel Osorio Chong, opted to permanently resign to pursue a bid for Governor of Hidalgo.
[2] When he won the elections, Bejos closed his dental practice and became his permanent replacement, serving on two commissions: Health, and Environment and Natural Resources.
[1] From 2011 to 2013, Bejos directed the College of Scientific and Technological Studies of the State of Hidalgo (CECYTEH); simultaneously, from 2012 to 2013, he served as secretary general of the national council of such organizations, CONCECyTER.