Primary Health Network Is Now @CEBAPrimary Health Network (PHN) is proud to relocate our Shenandoah Health Center to The Center for Education, Business & Arts’ (CEBA). Since 2018, PHN has served the Shenandoah community, providing trusted, high-quality family medicine that supports the health of the community. This move and partnership expands access and continues strengthening care, helping to build a thriving, resilient community for families across Shenandoah.