Benefits member help
United States
If you are a Mercer Wise 401(k) Plan participant and looking for account information, you may visit the website at mercerwise.com or call 1-833-637-2379 to speak with a Mercer Wise representative.
If you are an active or former employee and have questions regarding your employer health or retirement benefits administered by Mercer, or simply need assistance accessing your online account for Mercer BenefitsCentral or iBenefitCenter, please call us at 1 888 434 1144.
If you are an active employee and have questions regarding your employer health benefits offered through Mercer Marketplace 365, please call 1 855 963 7237; alternatively, if you are a retiree of an employer offering health benefits through Mercer Marketplace 365 and are interested in enrolling in coverage or have questions regarding your current benefits, please call 1 888 434 1144 or email us at Retiree.Exchange@91ciba.com.
If your employer is offering Voluntary Benefits through Mercer and you are interested in enrolling in coverage or have questions regarding your current benefits, please call us at 1 800-999-6642
If you are a member of an Association and are interested in enrolling in coverage or have questions regarding your current professional liability, life or health policies offered through Mercer, please call us as at 1 800-503-9230.
In 2019, Morneau Shepell Inc. acquired the US Mercer large market health and defined benefit (“DB”) pension plan administration business. For further assistance with defined benefit requests, please contact Morneau Shepell directly at 888-867-5993 or askus@morneaushepell.com