II 115th CONGRESS 1st Session S. 1825 IN THE SENATE OF THE UNITED STATES September 18, 2017 Mr. Grassley (for himself, Ms. Baldwin , Mrs. Ernst , and Mr. Johnson ) introduced the following bill; which was read twice and referred to the Committee on Finance A BILL To amend title XVIII of the Social Security Act to improve the accuracy of geographic adjustment factors under the Medicare program and to permanently extend certain adjustments to such factors for certain localities, and for other purposes.