Dr. Silvia has been a Board Certified Family Physician since 1999 and in private practice since 2005. He has been a Civil Surgeon since 2008 doing immigration physicals for The Department Homeland Security since 2008. For the past 20 years, he has been the volunteer Medical Director of Immunize El Paso, an non-profit providing vaccine services to the El Paso community. He has a special passion for medical missions, and for the past 30 years has done missions trips to Ecuador, Brazil, Peru, Haiti, the Dominican Republic and Mexico. Recently he has partnered with Recovery Alliance El Paso, a residential addiction treatment center, as volunteer Medical Director. He serves as Medical Director of Gameday Men's Health Clinic, a mens health and wellness clinic in Northwest El Paso.