health insurance coverage in the group or individual market and the nonparticipating provider or the nonparticipating emergency facility (as applicable) involved in a request submitted under the IDR process shall agree on a certified IDR entity to resolve such request. In the case that such plan or issuer (as applicable) and such provider or facility (as applicable) cannot so agree, such an entity shall be selected by the Secretaries at random, in accordance with a manner and timeline specified by the Secretaries. (d) Payment determination (1) Timing A certified IDR entity selected under subsection (c)(3) with respect to a request under the IDR process shall, subject to paragraph (2), not later than 30 days after being so selected, determine the alternative payment that should be made for items and services (or air ambulance services) included in such request in accordance with paragraph (3). (2) Settlement (A) In general If such entity determines that a settlement between the group health plan or issuer, as applicable, and the provider or facility, as applicable, is likely with respect to a request under the IDR process, the entity may direct the parties to attempt, for a period not to exceed 10 days, a good faith negotiation for a settlement of such request. (B) Timing The period for a settlement described in subparagraph (A) shall accrue toward the 30-day period described in paragraph (1). (3) Determination of alternative payment (A) In general The group health plan or health insurance issuer offering health insurance coverage in the group or individual market (as applicable) and the nonparticipating provider or nonparticipating emergency facility (as applicable) involved shall, with respect to a request under the IDR process, each submit to the certified IDR entity selected under subsection (c)(3) for such request a final offer to be considered for the alternative payment to be applied with respect to items and services (or air ambulance services) which are the subject of the request. Such entity shall