He was nominated by President George W. Bush as the Assistant Secretary of the United States Department of Veterans Affairs.

He served in the United States Army Medical Corps for 25 years, attaining the rank of colonel.

On April 30, 2001, President George W. Bush nominated him to be Assistant Secretary of Veterans Affairs.

Hospital, Seoul, Korea, 1989 to 1991, director C4, Joint Multinational Training Command (JMRTC), 1990–91, deputy chief of operations, Army Medical Research Development Command (USAMRDC), 1991 to 1993 in Fort Detrick, Maryland.

Interamerican College of Physicians and Surgeons National Hispanic Youth Initiative, Former National Board Member for AARP[4] 2006–2014 and past president of the Fort Detrick Chapter of the Association of the United States Army (AUSA).