N.Y. Comp. Codes R. & Regs. tit. 14, § 815.9
(a) Patients have the right to use lawfully prescribed and properly monitored medication, including controlled substances, from a duly-authorized medical practitioner(s). For all such patients:
(2) The provider shall seek to obtain a proper consent from the patient, in accord with 42 CFR part 2, so that the provider practitioner may consult with the prescribing practitioner and discuss: