Registered Nurse (RN) | Infusion Location: Boston, MA Agency: Fusion Medical Staffing Pay: $1,830 to $1,947 per week Shift Information: Days - 3 days x 12 hours Contract Duration: 13 Weeks Start Date: ASAP. Fusion started staffing therapists in 2009, and has since expanded to specialties within the nursing, long-term care, home health, cath lab, laboratory, cardiopulmonary, and radiology fields.