Physician assistants are different from medical assistants. Medical
assistants do routine clinical and clerical tasks; they do not practice
Physician assistants work in all areas of medicine, including primary care and family medicine, emergency medicine, and psychiatry. The work of physician assistants depends in large part on their specialty and what their supervising physician needs them to do . A physician assistant’s specific duties and the extent to which he or she
must be supervised by physicians and surgeons differ from state to state.