1. Short title This Act may be cited as the National Health Service Corps Improvement Act of 2017 . 2. Participation of doctors of chiropractic in National Health Service Corps (1) Primary health care services Section 331 of the Public Health Service Act ( 42 U.S.C. 254d ) is amended— (A) in subsection (a)(3)(D), by striking or mental health, and inserting chiropractic, or mental health, ; and (B) in subsection (b)(2), by striking and physician assistants and inserting doctors of chiropractic, and physician assistants . (2) Scholarship program Section 338A of the Public Health Service Act ( 42 U.S.C. 254l ) is amended— (A) in subsection (a)(1), by striking and physician assistants and inserting doctors of chiropractic, and physician assistants ; and (B) in subsection (b)(1), by striking or other health profession and inserting chiropractic, or other health profession . (3) Loan repayment program (A) Participation Section 338B of the Public Health Service Act ( 42 U.S.C. 254l–1 ) is amended— (i) in subsection (a)(1), by striking and physician assistants and inserting doctors of chiropractic, and physician assistants ; (ii) in subsection (b)(1)(A), by striking or another health profession and inserting chiropractic, or another health profession ; and (iii) in subsections (b)(1)(B) and (b)(1)(C)(ii), by striking the term or other health profession each place such term appears and inserting chiropractic, or other health profession . (B) Period of obligated service Clauses (ii) and (iii) of section 338C(b)(5)(C) of the Public Health Service Act ( 42 U.S.C. 254m(b)(5)(C) ) are amended by striking the term or other health profession each place such term appears and inserting chiropractic, or other health profession .