As we communicated in the February 2020 edition of Provider News, effective for dates of service on and after May 17, 2020, the AIM Musculoskeletal Program: Joint Surgery Clinical Appropriateness Guidelines will be updated. These updates relate to the criteria in the following sections:


  • Hip arthroplasty
  • Knee arthroscopy and open procedures
  • Shoulder arthroplasty including the removal of the  indication for subacromial impingement with rotator cuff tear  

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 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
  • Call the AIM Contact Center toll-free number: 866-714-1107, Monday – Friday, 8:00 a.m. – 5:00 p.m.


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



Featured In:
May 2020 Anthem Maine Provider News