MEMORANDUM OPINION AND ORDER
CASTILLO, District Judge.
This dispute formally began on May 26, 2000 when Defendant Timothy N. Kaiser, M.D., on behalf of certain healthcare providers, filed a class action suit against CIGNA HealthCare of St. Louis, Inc. ("CHCSL"), CIGNA HealthCare of Texas, Inc. ("CHCTX"), and CIGNA Corporation ("CIGNA Corp.") (collectively "CIGNA") in the Circuit Court of Madison County, Illinois.
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