completion of any obligated service requirements under the Scholarship Program or the Loan Repayment Program, subject to any limitation imposed under paragraph (2). (2) Limitation The Secretary may impose a limitation on the number of hours of service described in subsection (a) that a participant may credit towards completing obligated service requirements, provided that the limitation allows a member to credit service described in subsection (a) for not less than 50 percent of the total hours required to complete such obligated service requirements. (c) Rule of construction The authorization under subsection (a) shall be notwithstanding any other provision of this subpart or subpart II. . 7073. Programs for health care workforce (a) Program for education and training in pain care Section 759 of the Public Health Service Act ( 42 U.S.C. 294i ) is amended— (1) in subsection (a), by striking hospices, and other public and private entities and inserting hospices, tribal health programs (as defined in section 4 of the Indian Health Care Improvement Act), and other public and nonprofit private entities