Section 478.18 - Location for submitting requests for reconsideration(a)Beneficiaries. Except as provided in paragraph (c) of this section concerning requests for expedited reconsideration, a beneficiary who wishes to obtain a reconsideration must submit a written request to one of the following: (1) The QIO or the QIO subcontractor that made the initial determination.(2) An SSA District Office.(3) A Railroad Retirement Board Office, if the beneficiary is a railroad retiree.(b)Others. A provider, physician or other practitioner that wishes to obtain reconsideration must submit a written request to the QIO or QIO subcontractor that made the initial determination.(c)Expedited reconsideration. A request for an expedited reconsideration of a preadmission denial determination must be submitted directly to the QIO.