What is cpt code 90780?

90780 - Electrodiagnostic needle examination; facial muscles

This code represents the needle examination of the muscles in the face. It is used to diagnose and treat neuromuscular disorders, such as Bell's palsy or myasthenia gravis. The procedure involves the insertion of fine needles into the muscles of the face and recording the electrical activity. The results of the test can be used to determine the extent and location of the damage to the muscles and nerves in the face.