 The variety of healthcare services provided by any one institution range from first aid stations employing a single nurse to large, accredited, multi-specialty ambulatory healthcare clinics with hundreds of employees.These services, programs and policies require a multidisciplinary team, the healthcare services alone include physicians, physician assistants, administrators, nurses, nurse practitioners, mental health professionals, health educators, athletic trainers, dietitians and nutritionists, and pharmacists.Some of the healthcare services extend to include massage therapists and other holistic health care professionals.