that are urban, rural, or in a low-population density area described in paragraph (12), as determined by the Secretary. (IX) Other data elements that the Secretary, in consultation with stakeholders, determines appropriate. (iv) Cost data information The Secretary shall require those providers of services and ambulance service providers selected under clause (ii) to submit under the data collection system under this paragraph for each period for which the reporting of such data is required, as specified under clause (i), data on cost, revenue, and utilization, such as— (I) data on total revenue, including revenues under this title, subscription programs, Medicaid, other health care plans and self-pay, public funding, fundraising and donations, uncompensated care, and write-offs