Munson and Spectrum began discussing a partnership in January. Although details of the partnership have not been finalized, it is expected that Munson would become a division of Spectrum under the deal.
U-M Health proposed an affiliation agreement that would not transfer control of Munson, according to the report.
Munson is expected to make a decision on the Spectrum partnership in September.
Read the Record-Eagle report on Munson Healthcare.
Read more coverage on Munson Healthcare: