Sec. 6.7. (a) An insurer may not retroactively reduce the reimbursement rate for any CPT code. (b) An insurer shall provide at least sixty (60) days written notice by: (1) mail or electronic mail to a provider; and (2) posting on the insurer's website; before prospectively implementing a rate reduction for any CPT code. As added by P.L.88-2026, SEC.9.