II 116th CONGRESS 1st Session S. 1544 IN THE SENATE OF THE UNITED STATES May 20, 2019 Mr. Boozman (for himself, Mr. Casey , Mr. Daines , and Mr. Tester ) 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 provide for payment for services of radiologist assistants under the Medicare program, and for other purposes.