A. Notwithstanding any provision of law or any rule or regulation to the contrary, no refund shall be required from a plan member or health care provider on a paid claim determined by audit or review to be ineligible under the following circumstances:
(1) For claims paid after June 30, 1999, and before July 1, 2002, if a period of more than twenty-four months has elapsed since the date of payment of such claim.
(2) For claims paid on or after July 1, 2002, if a period of more than eighteen months has elapsed since the date of payment of such claim.
B. The provisions of this Section shall apply to claims paid on or after July 1, 1999. The provisions of this Section shall not apply to refunds collected pursuant to Part II of Chapter 7 of Title 22 of the Louisiana Revised Statutes of 1950.