was the subject of such initial request. (D) Costs of independent dispute resolution process In the case of a request made by a nonparticipating provider, nonparticipating emergency facility, group health plan, or health insurance issuer offering health insurance coverage in the group or individual market and submitted to a certified IDR entity— (i) if such entity makes a determination with respect to such request under subparagraph (A), the party whose offer is not chosen under such clause shall be responsible for paying all fees charged by such entity