Problem: A physician employs an NP to provide services at a satellite mental health clinic. If the physician is never present at the clinic, which of the following statements is true? Need Professional Help? a) "Incident to" billing is applicable for the services provided by the NP. b) The NP services should be billed under the NP's provider number. c) Medicare will pay 100% of the physician rate for the NP services. d) The physician must cosign any documentation of services in order to bill Medicare under the physician's provider number.