All Mercy services are open. See safe options for care and the latest COVID-19 vaccine information.
Parents know: Kids don’t come with an owner’s manual, and they don’t operate on anyone else’s schedule. Mercy Clinic Pediatrics in O’Fallon, MO, provides a friendly, warm environment for babies and big kids too. Our pediatricians work with moms and dads to keep kids healthy and take care of them through all lives little illnesses and bigger health issues.
Our team works with Mercy’s pediatricians (over 50 specialties) to address any issue from asthma to orthopedics to urology. We also provide MyMercy, our free, online health management tool that links you to your electronic health record and your pediatrician. You can request appointments, keep in touch with your child’s doctor, view lab results, renew prescriptions and more. Anywhere you have Internet access.
For non-emergency assistance after hours, call our exchange at (314) 364-5277.
Our experts share the best ways to keep your newborn healthy and thriving. Download Mercy's "Newborn Care" guide here.
At Mercy, we offer comprehensive services to diagnose and treat a full range of conditions, including:
At Mercy, we offer comprehensive testing services to diagnose conditions and injuries, including:
At Mercy, we offer compassionate care for a variety of treatment services, including: