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Highmark Provider Resources

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CARDIOLOGY AND RADIOLOGY (OUT OF AREA and OUT OF NETWORK) EXPANSION EviCore healthcare is pleased to announce its continued partnership with Highmark to provide services for members enrolled in Individual, Commercial and Medicare markets. Highmark will require prior authorization from EviCore for membership delegated for out of area and out of network cardiology and radiology services on dates of service August 1, 2021 and beyond. If services are performed without prior authorization, they will be denied 

EviCore by Evernorth is no longer managing Radiology or Cardiovascular prior authorization requests for Highmark Western New York and Highmark Northeastern New York members enrolled in Individual, Commercial and Medicare markets for dates of service after December 31, 2023. All requests for dates of service on or before December 31, 2023 will be handled by EviCore, all retro authorization requests and requests for dates of services on or after January 1, 2024 will be managed by Highmark. For any questions please contact Highmark using the phone number on the back of the member’s ID card

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Registration Instructions

EviCore highly recommends providers take full advantage of the online capabilities at

Here you can request prior authorization, review our nationally accepted evidence-based guidelines, and receive announcements about program updates. Access requires only your email address and a brief registration.

Register for Online Portal Orientation Session

Evidence-Based Clinical Guidelines