28 Tex. Admin. Code § 134.235
The following shall apply to return to work (RTW)/evaluation of medical care (EMC) examinations. When conducting a division or insurance carrier requested RTW/EMC examination, the examining doctor shall bill and be reimbursed using CPT code 99456 with modifier "RE." In either instance of whether maximum medical improvement/ impairment rating (MMI/IR) is performed or not, the reimbursement shall be $500 in accordance with §134.240 of this title and shall include division-required reports. Testing that is required shall be billed using the appropriate CPT codes and reimbursed in addition to the examination fee.
Source Note:The provisions of this §134.235 adopted to be effective July 7, 2016, 41 TexReg 4839.