(1) An assessment is imposed on each private hospital:
(a) in the amount designated in Sections 26B-3-506 and 26B-3-507; and
(b) in accordance with Section 26B-3-504.
(2) Subject to Section 26B-3-505, the assessment imposed by this part is due and payable on a quarterly basis, after payment of the outpatient upper payment limit supplemental payments under Section 26B-3-511 have been paid.