what do physician assistants do
What Physician Assistants Do. Physician assistants, also known as PAs, practice medicine on a team under the supervision of physicians and surgeons. They are formally educated to examine patients, diagnose injuries and illnesses, and provide treatment.he work of physician assistants depends in large part on their specialty and what their supervising physician needs them to do. For example, a physician assistant working in surgery may close incisions and provide care before and after the operation.