PA Lookup
If you have questions about prior authorizations, please call:
Member and Recipient Service Line: 1-877-685-2415
Provider Support Service Line: 1-855-250-1539
Computed tomography, maxillofacial area; with contrast material(s)
Authorization Guidelines
If your request is for OUTPATIENT services, please see the Evolent site for specific requirements. If your request is for INPATIENT services, please submit any records and any other information that you believe support the member has met the applicable medical necessity criteria to Trillium.
Conditional Requirements
If your request is for OUTPATIENT services, please submit the request to Evolent. If your request is for INPATIENT services, please submit the request to Trillium.
How to Submit
If your request is for OUTPATIENT services, please submit the request to Evolent. If your request is for INPATIENT services, please submit the request to Trillium.
Computed tomography, maxillofacial area; without contrast material, followed by contrast material(s) and further sections
Authorization Guidelines
If your request is for OUTPATIENT services, please see the Evolent site for specific requirements. If your request is for INPATIENT services, please submit any records and any other information that you believe support the member has met the applicable medical necessity criteria to Trillium.
Conditional Requirements
If your request is for OUTPATIENT services, please submit the request to Evolent. If your request is for INPATIENT services, please submit the request to Trillium.
How to Submit
If your request is for OUTPATIENT services, please submit the request to Evolent. If your request is for INPATIENT services, please submit the request to Trillium.
Computed tomography, soft tissue neck; without contrast material
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Computed tomography, soft tissue neck; with contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Computed tomography, soft tissue neck; without contrast material followed by contrast material(s) and further sections
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Computed tomographic angiography, head, with contrast material(s), including noncontrast images, if performed, and image postprocessing
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Computed tomographic angiography, neck, with contrast material(s), including noncontrast images, if performed, and image postprocessing
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance (eg, proton) imaging, orbit, face, and/or neck; without contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance (eg, proton) imaging, orbit, face, and/or neck; with contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance (eg, proton) imaging, orbit, face, and/or neck; without contrast material(s), followed by contrast material(s) and further sequences
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance angiography, head; without contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance angiography, head; with contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance angiography, head; without contrast material(s), followed by contrast material(s) and further sequences
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance angiography, neck; without contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance angiography, neck; with contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance angiography, neck; without contrast material(s), followed by contrast material(s) and further sequences
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance (eg, proton) imaging, brain (including brain stem); without contrast material
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance (eg, proton) imaging, brain (including brain stem); with contrast material(s)
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance (eg, proton) imaging, brain (including brain stem); without contrast material, followed by contrast material(s) and further sequences
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
Magnetic resonance imaging, brain, functional MRI; including test selection and administration of repetitive body part movement and/or visual stimulation, not requiring physician or psychologist administration
Authorization Guidelines
See Evolent site for specific requirements
Reauthorization Guidelines
See Evolent site for specific requirements
How to Submit
Please submit your request to Evolent
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