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Advent Medical Group - St. Louis

Advent Medical Group - St. Louis Logo

LifeStance Health is the parent company of Advent Medical Group, our Missouri based platform. We currently have clinics in St. Peters and Washington, hospital affiliations with Sister's of St. Mary and Mercy, and will be adding new clinics throughout greater St. Louis in 2019. For additional information please visit our Advent Medical Group at and our corporate site at

About LifeStance Health

/l f/ /stans/ , n.
A person’s relationship with what he or she accepts as being of ultimate importance. It involves the presuppositions and theories upon which such a stance could be made, a belief system and a commitment to working it out in your life.

At LifeStance, patient care is paramount – the driving force in everything we do. We are committed to state-of-the-art clinical excellence, to partnership and collaboration with other treating health care providers to ensure continuity of care, to utilization of data to individually tailor our services for continual improvement in outcomes, and to empowering our patients to make informed choices and help them achieve their goals. All in a compassionate and safe environment that provides education, support and best practices in integrated care.