The SilverSneakers Program is available at CHI Memorial Hospital Chattanooga. SilverSneakers Fitness Reimbursement Program is a member reimbursement and discount program for adults ages 18 and over. The program is offered to members enrolled in participating health plans and sponsoring organizations. Once enrolled, you will have access to leading fitness centers, like the one found at CHI Memorial. Upon meeting the minimum program requirements from your sponsoring organization, you will be eligible to receive a reimbursement amount.