Dr. Picker graduated from the University of the Witwatersrand Medical School in Johannesburg, South Africa, in 1972. Dr. Picker is affiliated with Mercy Hospital Saint Louis. Dr. Picker specializes in comprehensive surgical and nonsurgical services for adult patients with injuries or diseases to the brain, spine and peripheral nerves. He is board-certified in neurosurgery. Dr. Picker's primary goal is to achieve the highest level of service, satisfaction and sensitivity in the delivery of surgical care.