Mercy Emergency Department - Jefferson

Hospital or Emergency Room
1400 US Highway 61
Festus, MO 63028


Phone: (636) 933-1111
Fax: (636) 933-1030
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Services are provided by Mercy Hospital Jefferson Learn more »


The emergency room at Mercy Hospital Jefferson is here to serve you in any medical emergency with a team of highly-trained doctors and nurses. We are proud to serve the residents in Festus, MO and the entire southeast Missouri region.

Our recently renovated emergency department features 24 exam rooms, and an overflow unit to accommodate at least 10 more patients at any time. The integrated electronic health record system helps safeguard your personal information while ensuring our providers have access to your medical history. This allows for the quickest, most effective treatment.

As part of the Mercy health network, we offer quick access to physicians practicing in specialty areas like orthopedics, neurology, cardiology and others.

Regardless of your emergency, Mercy Hospital Jefferson stands ready to assist you by providing the high-quality care you deserve.