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1-844-806-3808 (P), M-F 8 a.m.- 9 p.m. ET 1-844-791-8319 (F), ATTN: Claims DepartmentEmail to: myflexbenefits@tri-ad.aptia365.comAptia365 Retiree Claims Department 221 West Crest Street - Suite 300 Escondido, CA 92025