Section 152.001 - Texas Medical Board(a) The Texas Medical Board is an agency of the executive branch of state government with the power to regulate the practice of medicine.(b) A reference in any other law to the former Texas State Board of Medical Examiners means the Texas Medical Board.Amended By Acts 2005, 79th Leg., Ch. 269, Sec. 1.03, eff. 9/1/2005. Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. 9/1/1999.