How do i contact aims customer service department? If you have additional questions regarding this process or would like a list of services covered by AIM’s program, please contact AIM’s Customer Service Department at (800) 252-2021. How can I speed up the utilization review process for my office?How do i file a complaint with aim? If you would like to voice dissatisfaction with an aspect of AIM’s services, you may file a complaint by contacting AIM’s Customer Service Department at (800) 252-2021. You may also call the health plan to lodge a complaint, but AIM would like to be provided an opportunity to clarify or correct any issue that you may have.How can i verify a members eligibility for aim? First check the insurance card to see if the member’s health plan product participates with AIM. Once that has been confirmed, you can verify a member’s eligibility on-line or through AIM’s Customer Service Department at (800) 252-2021. How can I receive a copy of the clinical criteria used by AIM?How do i get an authorization number from aim? If AIM approves the request based on the information submitted by the ordering provider’s office, the provider will receive an authorization number. Authorization numbers can be received immediately either via the telephone or the Internet.