part of the enrollment and revalidation of enrollment processes under title XVIII to verify compliance with the requirements of this section and accuracy of information submitted pursuant to this section. (g) Definitions In this section: (1) Affiliate The term affiliate means— (A) a person that directly or indirectly owns, controls, or holds with power to vote, 20 percent or more of the outstanding voting securities of another entity, other than a person that holds such securities— (i) in a fiduciary or agency capacity without sole discretionary power to vote such securities