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
Ultrasound bone density measurement and interpretation, peripheral site(s), any method
How to Submit
N/A - No authorization is required
Fluoroscopic guidance for needle placement (eg, biopsy, aspiration, injection, localization device) (List separately in addition to code for primary procedure)
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
Fluoroscopic guidance and localization of needle or catheter tip for spine or paraspinous diagnostic or therapeutic injection procedures (epidural or subarachnoid) (List separately in addition to code for primary procedure)
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 guidance for stereotactic localization
Authorization Guidelines
See Evolent - Radiation Oncology site for specific requirements
Reauthorization Guidelines
See Evolent - Radiation Oncology site for specific requirements
How to Submit
Please submit your request to Evolent - Radiation Oncology
Computed tomography guidance for placement of radiation therapy fields
How to Submit
N/A - No authorization is required
Magnetic resonance imaging, breast, without contrast material; unilateral
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.
Magnetic resonance imaging, breast, without contrast material; bilateral
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.
Magnetic resonance imaging, breast, without and with contrast material(s), including computer-aided detection (CAD real-time lesion detection, characterization and pharmacokinetic analysis), when performed; unilateral
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.
Magnetic resonance imaging, breast, without and with contrast material(s), including computer-aided detection (CAD real-time lesion detection, characterization and pharmacokinetic analysis), when performed; bilateral
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.
Diagnostic mammography, including computer-aided detection (CAD) when performed; unilateral
How to Submit
N/A - No authorization is required
Diagnostic mammography, including computer-aided detection (CAD) when performed; bilateral
How to Submit
N/A - No authorization is required
Screening mammography, bilateral (2-view study of each breast), including computer-aided detection (CAD) when performed
How to Submit
N/A - No authorization is required
Computed tomography, bone mineral density study, 1 or more sites, axial skeleton (eg, hips, pelvis, spine)
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.
Dual-energy X-ray absorptiometry (DXA), bone density study, 1 or more sites; axial skeleton (eg, hips, pelvis, spine)
How to Submit
N/A - No authorization is required
Dual-energy X-ray absorptiometry (DXA), bone density study, 1 or more sites; appendicular skeleton (peripheral) (eg, radius, wrist, heel)
How to Submit
N/A - No authorization is required
Magnetic resonance (eg, proton) imaging, bone marrow blood supply
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.
Vertebral fracture assessment via dual-energy X-ray absorptiometry (DXA)
How to Submit
N/A - No authorization is required
Therapeutic radiology treatment planning; simple
Authorization Guidelines
See Evolent - Radiation Oncology site for specific requirements
Reauthorization Guidelines
See Evolent - Radiation Oncology site for specific requirements
How to Submit
Please submit your request to Evolent - Radiation Oncology
Therapeutic radiology treatment planning; intermediate
How to Submit
N/A - No authorization is required
Therapeutic radiology treatment planning; complex
Authorization Guidelines
See Evolent - Radiation Oncology site for specific requirements
Reauthorization Guidelines
See Evolent - Radiation Oncology site for specific requirements
How to Submit
Please submit your request to Evolent - Radiation Oncology
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.