Viewpoint: Doctor, physician, provider — who should use which titles?

Increasingly, non-physicians are using the term doctor for those who receive a PhD. All people who earn a PhD deserve the cultural authority to call themselves doctors, but patients deserve to know the distinction, Michael Brant-Zawadzki, MD, a radiologist and senior physician executive at Newport Beach, Calif.-based Hoag, wrote in an op-ed piece on Medpage Today’s Kevin MD.