Moody's Investors Service affirmed the "A1" rating on Midland-based MidMichigan Health's $168.9 million of outstanding bonds.
The ratings affirmation is based on a variety of factors, including the health system's mutiyear trend of stable operating performance and strong leading market position.
The outlook is stable, reflecting Moody's Investors Service's expectation MidMichigan Health's operating performance and leverage metrics will remain in line with prior years.