; or (B) such physician has been retained by a private party opposing the claim, a law firm or lawyer representing such opposing party, or an interested insurer or other interested third party in the previous 24 months. (e) Record Upon receipt of any initial report or supplemental report under this section, the Secretary shall enter the report in the record and provide a copy of such report to all parties to the proceeding. (f) Expenses All expenses related to obtaining the medical evidence under this section shall be paid for by the fund. If a claimant receives a final award of benefits, the operator liable for payment of benefits, if any, shall reimburse the fund for such expenses, which shall include interest. . 109. Medical evidence training program Part C of the Black Lung Benefits Act ( 30 U.S.C. 931 et seq.), as amended by section 108, is further amended by adding at the end the following: 436. Medical evidence training program (a) In general Not later than 60 days after the date of enactment of the Black Lung Benefits Improvement Act of 2019 , the Secretary, in coordination with the National Institute for Occupational Safety and Health, shall establish and implement a training program, to provide education on issues relating to medical evidence relevant to claims for benefits under this title, to each of the following individuals who engage in work under this title: (1) District directors. (2) Claims examiners working under such directors. (3) Administrative law judges and attorney advisors supporting such judges. (4) Members of the Benefits Review Board established under section 21(b) of the Longshore and Harbor Workers' Compensation Act ( 33 U.S.C. 921(b) ). (b) Training program topics The training program under this section shall provide an overview of topics that include— (1) new developments in pulmonary medicine relating to pneumoconiosis; (2) medical evidence, and other relevant evidence, sufficient to support a claim for benefits under this title