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
Magnetic resonance imaging, brain, functional MRI; requiring physician or psychologist administration of entire neurofunctional testing
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 and skull base), during open intracranial procedure (eg, to assess for residual tumor or residual vascular malformation); without contrast material
How to Submit
N/A - No authorization is required
Magnetic resonance (eg, proton) imaging, brain (including brain stem and skull base), during open intracranial procedure (eg, to assess for residual tumor or residual vascular malformation); with contrast material(s)
How to Submit
N/A - No authorization is required
Magnetic resonance (eg, proton) imaging, brain (including brain stem and skull base), during open intracranial procedure (eg, to assess for residual tumor or residual vascular malformation); without contrast material(s), followed by contrast material(s) a
How to Submit
N/A - No authorization is required
Radiologic examination, chest; single view
How to Submit
N/A - No authorization is required
Radiologic examination, chest; 2 views
How to Submit
N/A - No authorization is required
Computed tomography, thorax, diagnostic; without contrast material
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, thorax, diagnostic; 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, thorax, diagnostic; 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, thorax, low dose for lung cancer screening, without 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 tomographic angiography, chest (noncoronary), 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, chest (eg, for evaluation of hilar and mediastinal lymphadenopathy); 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, chest (eg, for evaluation of hilar and mediastinal lymphadenopathy); 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, chest (eg, for evaluation of hilar and mediastinal lymphadenopathy); 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, chest (excluding myocardium), with or 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
Radiologic examination, spine, single view, specify level
How to Submit
N/A - No authorization is required
Radiologic examination, spine, cervical; 2 or 3 views
How to Submit
N/A - No authorization is required
Radiologic examination, spine, cervical; 4 or 5 views
How to Submit
N/A - No authorization is required
Radiologic examination, spine, cervical; 6 or more views
How to Submit
N/A - No authorization is required
Radiologic examination, spine; thoracic, 2 views
How to Submit
N/A - No authorization is required
If you find any wrong or out of date information on our pages, we want to know. Please email info@TrilliumNC.org with any corrections.