case of a participant or beneficiary in a group health plan who receives air ambulance services from a nonparticipating provider (as defined in subsection (b)(3)(G)) with respect to such plan or coverage, if such services would be covered if provided by a participating provider (as defined in such subsection) with respect to such plan— (A) the cost-sharing requirement (expressed as a copayment amount, coinsurance rate, or deductible) with respect to such services shall be the same requirement that would apply if such services were provided by such a participating provider, and any coinsurance or deductible shall be based on rates that would apply for such services if they were furnished by such a participating provider