She received her Bachelor of Medicine and Bachelor of Surgery from the University of Witwatersrand in 1983. Dr Kok has gone from strength to strength having received her Fellowship of College of Medicine of SA, Master of Medicine of University of Witwatersrand, Diploma in Primary Emergency Care from the College of Medicine of SA, Honorary Fellowship of American College of Physicians, as well as Fellowship of American College of Physicians. She also received her Bachelor of Theology in 2009.