§ 405.425 Effects of opting-out of Medicare.
If a physician or practitioner opts-out of Medicare in accordance with this subpart, the following results obtain during the opt-out period:
(a) Except as provided in § 405.440, no payment may be made directly by Medicare or by any Medicare Advantage plan to the physician or practitioner or to any entity to which the physician or practitioner reassigns his right to receive payment for services.
(b) The physician or practitioner may not furnish any item or service that would otherwise be covered by Medicare (except for emergency or urgent care services) to any Medicare beneficiary except through a private contract that meets the requirements of this subpart.