CPT 77052: Needle EMG of Facial/Masseter Muscles for TMJ
CPT 77052 is assigned for electromyography (EMG) using percutaneous needle electrodes of the facial muscles or masseter muscle to evaluate temporomandibular joint (TMJ) disorders.
It assesses muscle activity at rest and during contraction, helping diagnose myofascial pain, disc displacement, or degenerative joint disease. Often combined with nerve conduction studies (95907-95913) for comprehensive evaluation.
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