Why choose ma services group? Consultancy & Expert Advice. Cleaning. Who we are. Focused & vigilant. MA Services Group (MASG) provides security, cleaning and customer focused services through a risk management approach to understand, manage and deliver outcomes.Why choose ma customer services? Customer Service. MA Customer Services provides end to end safety solutions, risk mitigation strategies and customer experience management for events as each event type has its own challenges in assuring safety and mitigating risk and our capabilities ensure we can meet all your needs.How do i view the value of my eligible massmutual products? Log in or register to view the value of your eligible MassMutual products. If applicable, the value is displayed within Policy Details after clicking on the blue product tile from the dashboard. Alternatively, you can contact your financial professional or our Service Center at 1-800-272-2216.How do i contact blue cross blue shield of massachusetts customer service? Call Member Services 1-800-262-2583. TTY for hearing-impaired customers: 711. Billing address for non-group premium payments. If you bought an inpidual or family plan directly from Blue Cross Blue Shield of Massachusetts, please send your premium payment to: Blue Cross Non-group premium