What modifier is used with cpt code 70486?

CPT code 70486, which refers to an MRI of the brain with contrast, is often used with modifier 26 when the professional component of the service is being billed separately. Modifier 26 indicates that only the professional interpretation of the imaging study is being billed, as opposed to the entire service, which includes both the technical and professional components. Depending on the circumstances, other modifiers may also be applicable, but modifier 26 is the most common for this scenario.