De Escabedo, 356 S.W.3d 390, 391 (Tex. 2011) (under statute limiting common-law collateral source rule, “recovery of medical or health care expenses incurred is limited to the amount actually paid or incurred by or on behalf of the claimant”; “providers set charges they maintain are reasonable while agreeing to reimbursement at much lower rates determined by insurers to be reasonable, resulting in great disparities between amounts billed and payments accepted”);… [read post]