Any practitioner authorized to receive payments for covered services under this section shall provide notice to the health carrier, including, but not limited to, the absent practitioner's name, medical license information, and estimated duration of absence and the name and medical license information of the practitioner providing coverage for such absent credentialed practitioner. A health carrier may deny payments if the practitioner providing services in lieu of the credentialed provider meets one of the conditions in subdivisions (1) to (4) of subsection 3 of this section.
§ 376.1578, RSMo