Dr. Brennan received her undergraduate degree from the Louisiana State University School of Medicine in New Orleans and moved to Texas in the mid-1980’s. After completing her pediatric residency at Baylor College of Medicine at Texas Children’s Hospital in Houston, Texas, she moved to Fort Worth and has practiced pediatrics since 1990, joining the Cook Children’s Physician Network in 1995. Dr. Brennan is board-certified and is a fellow in the American Academy of Pediatrics.

Dr. Brennan has three wonderful sons. She enjoys spending time with her family and supporting her sons’ endeavors in academics, scouts and sports.