112 Definitions If a word or phrase in this Booklet has a special meaning, such as Medical Necessity or Experimental / Investigational, it will start with a capital letter, and be defined below. If you have questions on any of these definitions, please call Member Servic es at the number on the back of your Identification Card. Accidental Injury An unexpected Injury for which you need Covered Services while enrolled in this Plan. It does not include injuries that you get benefits for under any Workers Compensation, Employers liability or similar law. Ambulatory Surgery Center A facility licensed as an Ambulatory Surgery Center as required by law that must satisfy our accreditation requirements and be approved by us. Approved In - Network Provider Please see the Human Organ and Tissue Transplant (Bone Marrow / Stem Cell), Cellular and Gene Therapy Services benefit in the Whats Covered section. Athletic Trainer Please see the Athletic Trainer Services benefit in the Whats Covered section for details. Administrative Services Agreement The agreement between the Claims Administrator and the Employer regarding the administration of certain elements of the health care benefits of the Employer's Group Health Plan. Authorized Service(s) A Covered Service you get from an Out - of - Network Provider that the Plan has agreed to cover at the In - Network level. You will have to pay any In - Network Deductible, Coinsurance, and/or Copayment(s) that apply, and may also have to pay the difference between the Maximum Allowed Amount and the Out - of - Network Providers charge unless your claim is a Surprise Billing Claim . Please see the