Mrs. paterson is concerned about the deductibles and co-payments associated with original medicare. what can you tell her about medigap as an option to address this concern? a. if mrs. paterson applies during the medigap open enrollment period, she will have to undergo a medical review to determine if she has a pre-existing condition that would increase the premium for a medigap policy. b. medigap plans beneficiaries cover coinsurance, co-payments, and/or deductibles for medically necessary services. c. all costs not covered by medicare are covered by some medigap plans. d. medigap plans are not sold by private companies and are a government insurance product.