Dr. Hoshek received his Baccalaureate Degree at the University of California at Los Angeles in 1964 and completed his medical degree there in 1969. Dr. Hoshek served in the U.S. Reserve Army Medical Corps from 1966-1978 during his surgical training. He completed his surgical internship at Los Angeles County/USC. He completed his residency in General Surgery at UCLA and then continued his career in Neurological Surgery at Los Angeles County/USC. From 1980 to 1992 Dr. Hoshek was the Regional Chief of the Neurological Surgery Department at Kaiser Permanente.

Dr. Hoshek is Board-Certified by the American Board of Neurological Surgery and has been published in the "Microneurological Surgery Atlas" and the textbook "Microneurosurgery".