Effective for dates of service on and after May 17, 2020, the following updates will apply to the AIM Advanced Imaging:  Vascular Imaging Clinical Appropriateness Guidelines.


Updates by section: 
Aneurysm of the abdominal aorta or iliac arteries

  • Added new indication for asymptomatic enlargement by imaging
  • Clarified surveillance intervals for stable aneurysms as follows:
    • o Treated with endografts, annually
    • o Treated with open surgical repair, every 5 years
Stenosis or occlusion of the abdominal aorta or branch vessels, not otherwise specified
  • o Added surveillance indication and interval for surgical bypass grafts


As a reminder, ordering and servicing providers may submit prior authorization requests to AIM in one of several ways:

  • Access AIM’s ProviderPortalSM directly at providerportal.com. Online access is available 24/7 to process orders in real-time, and is the fastest and most convenient way to request authorization.
  • Access AIM via the Availity Web Portal at availity.com
  • Call the AIM Contact Center toll-free number at 1-877-430-2288, Monday–Friday, 8:00 a.m.–6:00 p.m. ET.


For questions related to guidelines, please contact AIM via email at aim.guidelines@aimspecialtyhealth.com. Additionally, you may access and download a copy of the current and upcoming guidelines here.

Featured In:
February 2020 Empire Provider News