N.Y. Comp. Codes R. & Regs. tit. 12, § 441.5
(a) A medical provider must obtain prior authorization before prescribing or dispensing:
(b) Prior authorization must be sought and obtained prior to the time that the drug is prescribed and dispensed. The carrier or self-insured employer may deny payment when prior authorization was not obtained prior to dispensing the drug.
(1) Prior authorization must be sought and obtained for drugs listed in subdivision (a) of this section. Prior authorization must be obtained:
(c) Insurance carriers and self-insured employers shall provide the chair or his or her designee in the manner prescribed by the chair with the name and contact information for the point(s) of contact for the first level and second level review within 30 days of the effective date of this paragraph. Such contact information may include the contacts’ direct telephone number(s) and email address(es).
(3) In the event that a carrier or self-insured employer fails to provide the chair or his or her designee with such name and contact information (in the manner prescribed) within six months of the effective date of this Part, or provides incorrect or incomplete contact information during initial registration or when updating pursuant to paragraph (1) of this subdivision, such carrier may be subject to:
(d) Insurance carriers and self-insured employers shall provide two levels of review as the prior authorization process. When a request for prior authorization is approved or partially approved, the carrier may not thereafter deny payment for the approved medication as set forth in section 440.5 of this Title. The prior authorization process replaces the process set forth in section 324.3 of this Title (the variance process) for non-formulary drugs.
(3) The carrier, self-insured employer, or pharmacy benefits manager shall approve, partially approve or deny a prior authorization request within four calendar days of submission by a provider.
(4) A partial approval or denial of a request for prior authorization must:
(5) A first level review of a prior authorization request for medical marijuana must be conducted in conformity with New York State law regarding medical marijuana. Elements that must be included in a prior authorization request for medical marijuana include:
(e) Second level review by carrier or self-insured employer’s physician(s) (carrier’s physician). Within 10 calendar days of a denial or partial approval of a prior authorization request, the medical provider may request review of such denial or partial approval by the carrier’s physician.