104 STAT. 1388-98 PUBLIC LAW 101-508—NOV. 5, 1990 "(II) is not at a high risk of developing breast cancer, payment may not be made under this part for a screening mammography performed within the 23 months following the month in which a previous screening mammography was performed. "(iv) In the case of a woman over 49 years of age, but under 65 years of age, payment may not be made under this part for screening mammography performed within 11 months following the month in which a previous screening mammography was performed. "(v) In the case of a woman over 64 years of age, payment may not be made for screening mammography performed within 23 months following the month in which a previous screening mammography was performed. " (B) REVISION OF FREQUENCY. — "(i) REVIEW.— The Secretary, in consultation with the Director of the National Cancer Institute, shall review periodically the appropriate frequency for performing screening mammography, based on age and such other factors as the Secretary believes to be pertinent. "(ii) REVISION OF FREQUENCY. —The Secretary, taking into consideration the review made under clause (i), may revise from time to time the frequency with which screening mammography may be paid for under this subsection, but no such revision shall apply to screening mammography performed before January 1, 1992. "(3) QuAUTY STANDARDS.— The Secretary shall establish standards to assure the safety and accuracy of screening mammography performed under this part. Such standards shall include the requirements that— "(A) the equipment used to perform the mammography must be specifically designed for mammography and must meet radiologic standards established by the Secretary for mammography; "(B) the mammography must be performed by an individual who— "(i) is licensed by a State to perform radiological procedures, or "(ii) is certified as qualified to perform radiological procedures by such an appropriate organization as the Secretary specifies in regulations; "(C) the results of the mammography must be interpreted by a physician—
- (i) who is certified as qualified to interpret radiological procedures by such an appropriate board as the
Secretary specifies in regulations, or "(ii) who is certified as qualified to interpret screening mammography procedures by such a program as the Secretary recognizes in regulation as assuring the qualifications of the individual with respect to such interpretation; and "(D) with respect to the first screening mammography performed on a woman for which payment is made under this part, there are satisfactory assurances that the results of the mammography will be placed in permanent medical records maintained with respect to the woman.