N.Y. Comp. Codes R. & Regs. tit. 10, § 709.12
(b) The factors and methodology for determining the public need for MRI units shall include, but not be limited to the following:
(1) The need for MRI units will be planned for on a Health Systems Agency (HSA) region basis using a formula based on the number of CT scans performed in the region as follows:
(2) In addition, each applicant applying to acquire an MRI unit must meet the following standards: