Adventist Health is a faith-based, nonprofit organization that provides home care services for individuals. The organization operates more than 18 hospitals and over 15 home care agencies. It operates nearly 20 clinics in various counties of California. Adventist Health offers clinical engineering, medical gas, and advanced imaging and therapy services. The organization serves the needs of patients in Hawaii, Oregon and Washington. It has a staff of more than 17,500 employees. Adventist Health also operates Simi Valley Hospital, which is a 200-plus-bed facility. In addition, the organization, through its retirement centers, offers independent and assisted living options for senior citizens.