N.Y. Comp. Codes R. & Regs. tit. 10, § 407.6
(c) The PCH's/CAH's quality assurance program shall support a care delivery continuum and may utilize a performance measurement system for the analysis of care provided which includes, but need not be limited to:
(2) an indicator measurement system for analysis of undesired outcomes related to:
(d) In addition to implementing the activities required by the quality assurance provisions of this Part and section 405.6(b) of this Title, the PCH/CAH shall:
(e) A PCH's/CAH's utilization review program shall provide for prospective, concurrent and retrospective review processes.