The term shoppable service means a service that can be scheduled by a health care consumer in advance. (G) Third party payer The term third party payer means an entity that is, by statute, contract, or agreement, legally responsible for payment of a claim for a health care item or service. (6) Enforcement (A) In general Subject to subparagraph (C), in the case of a hospital that fails to comply with this subsection— (i) the Secretary shall notify such hospital of such failure not later than 30 days after the date on which the Secretary determines such failure exists