EXHIBIT 4.2 AMENDMENT NO. 1 TO THE RIGHTS AGREEMENT AMENDMENT NO. 1, dated as of December 15, 1998, to the Rights Agreement (the "Rights Agreement") dated as of June 1, 1995, between ENVOY CORPORATION, a Tennessee corporation (the "Company"), as...The Rights Agreement • December 22nd, 1998 • Envoy Corp /Tn/ • Services-computer processing & data preparation • Tennessee
