He is an in-network provider for Aetna EPO, Blue Cross/Blue Shield, and Aetna Medicare, in addition to other insurance carriers. Dr. Brannen graduated from the University of Texas Medical Branch School of Medicine and then he performed his residency at a hospital affiliated with Texas A & M Health Science Center. He has received the distinction of Texas Rising Stars. Dr. Brannen is professionally affiliated with Tomball Regional Medical Center (TRMC), Memorial Hermann The Woodlands Hospital, and Memorial Hermann Memorial City Medical Center.