Except as provided in subsection (b) of this section, this subtitle does not apply to an insurer, nonprofit health service plan, health maintenance organization, or dental plan organization that holds a certificate of authority in this State. An insurer, nonprofit health service plan, health maintenance organization, or dental plan organization shall: comply with §§ 14–606 through 14–611 of this subtitle; notify the Commissioner in writing that it sells, markets, or solicits a discount medical plan or discount drug plan in the State; and file annually with the Commissioner a current list of the persons, other than licensed insurance producers, who are authorized to sell, market, or solicit in the State a discount medical plan or discount drug plan established by the insurer, nonprofit health service plan, health maintenance organization, or dental plan organization; and provide the Commissioner with an additional list on request. An insurer, nonprofit health service plan, health maintenance organization, or dental plan organization may file the list required under subsection (b)(3) of this section electronically, in a format prescribed by the Commissioner. This subtitle does not apply to Medicare prescription drug plans or to a State prescription drug plan.