National Home Infusion Association - Providing solutions for the infusion therapy community The National Home Infusion Association (NHIA) is committed to meeting the needs of its growing and diverse membership—and to advocating on behalf of our members and the home based infusion patient. Infusion therapy providers coordinate the care through highly skilled professionals in a team that will often include the infusion pharmacist, infusion nurses, physician, and dietitian to help ensure the patient is receiving the best care possible. Our Mission NHIA is a trade association that represents and advances the interests of organizations that provide infusion and specialty pharmacy products and services to the entire spectrum of home-based patients.