The private healthcare group, which is conducting the search without an intermediary, has shortlisted several undisclosed agencies to pitch for the work.
The activity will not affect Bupa Hospitals' retained direct agency, Personal, which is part of WCRS.
Bupa's portfolio of services includes health and travel insurance, childcare and cosmetic surgery.
In January 2005 the company, which had previously relied on product-led ads, began a series of umbrella brand campaigns under the strapline 'Feel better with Bupa', created by WCRS.
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