Section 413.123 - Payment for screening mammography performed by hospitals on an outpatient basis(a)Basis and scope. This section implements section 1834(c)(1)(C) of the Act and establishes the method for determining Medicare payment for screening mammographies performed by hospitals.(b)Payment to hospitals for outpatient services. Payment to hospitals for screening mammography services performed on an outpatient basis is determined in accordance with the technical component billing requirements in § 405.534(d) of this chapter.55 FR 53522, Dec. 31, 1990, as amended at 59 FR 49834, Sept. 30, 1994