What four extremities are cpt code 95864?

CPT code 95864 refers to the electromyography (EMG) study of the four extremities, which includes both upper limbs (arms) and both lower limbs (legs). This code is used to assess muscle and nerve function in these areas to diagnose conditions affecting the peripheral nervous system, such as neuropathies or myopathies. The procedure typically involves the placement of electrodes on the skin to measure electrical activity in muscles.