Prescription Drug Coverage; Requiring individual and group health insurers to provide notice of prescription drug formulary changes within a certain timeframe to current and prospective insureds and the insureds’ treating physicians; specifying requirements for a notice of medical necessity submitted by the treating physician; providing an exception to requirements relating to changes in a health maintenance organization’s group contract; requiring the office to annually compile certain data and prepare a report, make the report publicly accessible on its website, and submit the report to the Governor and the Legislature by a specified date, etc.