; and (2) by adding at the end the following new paragraph: (5) Not later than 6 months after the date of enactment of the Chronic Kidney Disease Improvement in Research and Treatment Act of 2017 , the Secretary shall, for purposes of this subsection, accept a completed application from any national accreditation body for purposes of accrediting provider entities required to meet the conditions and requirements under section 1881(b). Any application received under this paragraph shall be deemed approved unless the Secretary, not later than 90 days after the date of the submission of the application to the Secretary, either denies such request in writing or informs the applicant in writing with respect to any additional information that is needed in order to make a final determination with respect to the applicant. After the date the Secretary receives such additional information, the Secretary, not later than 90 days after such date, shall approve or deny such request. . (b) Effective date The amendment made by subsection (a) shall take effect on the date of enactment of this Act and apply to a finding made on or after such date. 305. Improving access in underserved areas (a) Definition of primary care services Section 331(a)(3)(D) of the Public Health Service Act ( 42 U.S.C. 254d(a)(3)(D) ) is amended by inserting and includes renal dialysis services before the period at the end. (b) National health service corps scholarship program Section 338A(a)(2) of the Public Health Service Act ( 42 U.S.C. 254l(a)(2) ) is amended by inserting , including nephrology health professionals before the period at the end. (c) National health service corps loan repayment program Section 338B(a)(2) of the Public Health Service Act ( 42 U.S.C. 254l–1(a)(2) ) is amended by inserting , including nephrology health professionals before the period at the end.