PeaceHealth | 40,288 followers on LinkedIn. Every person receives safe, compassionate care; every time, every touch. | About PeaceHealth PeaceHealth, based in Vancouver, Wash., is a not-for-profit Catholic health system offering care to communities in Washington, Oregon and Alaska. PeaceHealth has approximately 16,000 caregivers, a medical group practice with more than 900 providers and 9 medical centers serving both urban and rural communities throughout the Northwest. In 1890, the Sisters of St.