Overview. $10,000 Sign-On Bonus Available. . . Join an award-winning team of dedicated professionals committed to our core values of quality, compassion and community. St. Mary’s Medical Center, a member of Prime Healthcare, offers incredible opportunities to expand your horizons and be part of a community dedicated to making a difference. . St. Mary’s Medical Center, a 2020 Watson Health Top 100 Hospital, is a faith-based, 146-bed acute care hos...