(a) The Secretary may contract for the delivery of health care to which covered beneficiaries are entitled under chapter
55 of title
10. The Secretary may enter into a contract under this section with any of the following:
(1) Health maintenance organizations.
(2) Preferred provider organizations.
(3) Individual providers, individual medical facilities, or insurers.
(4) Consortiums of these providers, facilities, or insurers.
(b) A contract entered into under this section may provide for the delivery of
(1) selected health care services;
(2) total health care services for selected covered beneficiaries; or
(3) total health care services for all covered beneficiaries who reside in a geographic area designated by the Secretary.
(c) The Secretary may prescribe a premium, deductible, copayment, or other change for health care provided under this section.