98 Claims Administrator Claims for medical benefits are processed by the Claims Administrator, which is Cigna Healthcare. Medical cl aims should be sent to the address on the back of your benefits identification card and inquiries should be made to the phone number on the back of your benefits identification card. The rules and regulations described in this SPD apply to claims incurred on or after January 1, 2018 . Your claims prior to this date will be processed and reimbursed based on the rules and regulations of the benefits under the Plan in for ce when the claim was incurred. Selection of Preferred Providers The Board of Trustees may from time to time, in its sole discretion, enter into written agreements with Preferred Provider Organizations. The use of such Preferred Provider Organizations is solely at your option. The existence of any Preferred Provider agreement does not, in any m anner, imply an endorsement of any specific provider, nor does it constitute any guarantee of the services rendered. The Board of Trustees currently has a contract with the following organization fo r a Preferred Provider network: Cigna Healthcare 111 S Calvert Street, Suite 1600 Baltimore, MD 21202 - 6106 Phone: 410 - 884 - 2500 The use of Preferred Providers is solely at your option. However, you should note that use of the Preferred Provider network will result in the lowest out - of - pocket expense for you. Th e existence of a Preferred Provider network does not, in any manner, imply an endorsement of any specific provider, nor does it constitute any guarantee of payment for the services rendered. Prescription Drug Benefits Administration The Board of Trustees has contracted with CVS C aremark for the prescription drug benefit, as part of the Fund’s participation in the Health Care Cost Containment Corporation (HCCCC): CVS Caremark, Inc. 9501 East Shea Blvd. Scottsdale, AZ 85260 - 6719 Phone: 888 - 727 - 5575 Trust Fund The assets of the National IAM Benefit Trust Fund are held in trust by the Board of Trustees. Identity of Source of Benefits All of the types of benefits provided by the Plan are set forth in this SPD . The Trust Fund is the sourc e of the benefits of this Plan. Plan Year The Plan year begins on January 1 and ends on December 31. Collective Bargaining Agreements This Plan is maintained pursuant to one or more collective bargaining agreements, or other type of agreement. A copy of any such agreement may be obtained upon written request to the Fund Office and is available for examination at the Fund Office. Upon written request, the Fund Office will tell you if an Employer is contributing to the National IAM Benefit Trust Fund on behalf of its Employees or will supply you with a list of such Employers.