Dr. John Stef is a well-known radiologist in Santa Barbara, California. He received his medical diploma from the Medical College of Wisconsin in 1977. After getting his medical degree, he did an internship at Stanford University and completed his medical education with a residency in radiology at the same university. Dr. Stef is certified by the American Board in diagnostic radiology and currently works at Rolling Oaks Radiology, Pueblo Radiology Medical Group and at the Santa Barbara Radiology Group. With over 15 years of experience, Dr. Stef has published several articles in collaboration with other doctors.