. . . EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT Registrant: Name: ProxyMed, Inc. State of Incorporation: Florida Name: ProxyMed Lab Services, LLC State of Formation: Delaware Name: ProxyMed Transaction Services, Inc. f/k/a MedUnite, Inc. State of Incorporation: Delaware Name: PlanVista Corporation State of Incorporation: Delaware Name: PlanVista Solutions, Inc. State of Incorporation: New York Name: National Network Services, LLC State of Formation: Delaware