 The field of medical psychology may include pre-doctoral training the disciplines of health psychology, rehabilitation psychology, pediatric psychology, neuropsychology, and clinical psychopharmacology, as well as sub-specialties in pain management, primary care psychology, and hospital-based (or medical school-based) psychology as the foundation psychological training to qualify for proceeding to required post-doctoral specialty training to qualify to become a Diplomate/Specialist in Medical Psychology.To be a Specialist in Medical Psychology a psychologist must hold Board Certification from the American Board of Medical Psychology which requires a doctorate degree in psychology, a license to practice psychology, a post doctorate graduate degree or acceptable post doctoral didactic training, a residency in medical psychology, submission of a work product for examination, a written and oral examination by the American Board of Medical Psychology.The American Board of Medical Psychology maintains a distinction between specialists and psychopharmacological psychologists or those interested in practicing one of the related psychological disciplines in primary care centers.