Brenda J. Ontiveros serves as a Co-Clinic Manager and Team Lead Medical Assistant for surgery department at Maverick County Hospital District. Mrs. Ontiveros started her medical career at National Education Centers, becoming a Certified Medical Assistant. In May 1992, Brenda started working with Dr. Luis Gutierrez in Eagle Pass, Texas. In January 2007 Mrs. Ontiveros joined the team at Maverick County Hospital District. Through her time at MCHD she has been placed in charge of Surgical Department and is now a Co- Clinic Manger overseeing several specialty departments.