Medicare Part B pays for the services of a doctor of optometry, which he or she is legally authorized to perform in the State in which he or she performs them, if the services are among those described in section 1861(s) of the Act and Sec. 410.10 of this part. [64 FR 59439, Nov. 2, 1999. Redesignated at 66 FR 55328, Nov. 1, 2001]