A psychiatrist is a medical doctor (M.D.) who completes medical school, an additional four-year psychiatric residency and is licensed to prescribe medications.
A psychology doctor normally completes five to seven years of graduate school and may hold a degree as Doctor of Philosophy in Psychology (Ph.D.), Doctor of Psychology (Psy.D.), or Ed.D., a doctorate in educational counselling. A Master’s level psychologist holds a M.A. or M.Sc, Master’s in Psychology, and normally completes 2 to 3 years of graduate study.