N.Y. Comp. Codes R. & Regs. tit. 14, § 817.7
(4) The medical director may also serve as a physician of another service which is provided by the facility. The general severity of the condition of the population served, including comorbid conditions, complications and general functioning, may indicate the need for staff in addition to those identified in this section.
(b) Staff sharing.
Staff may be either specifically assigned to the inpatient service or may be part of the staff of the facility within which the inpatient service is located. However, if these staff members are part of the general facility staff, they must have specific training and experience in the treatment of substance use disorder specific to the services provided. The percentage of time that each shared staff is assigned to the inpatient service must be documented.
(c) Supervision and training.
Each program must provide clinical supervision and ensure and document a plan for staff training based on individual employee needs. Subject areas appropriate for training shall be identified by the office.
(d) Program director.
There shall be a director of the program who is a qualified health professional with at least:
(4) two years of adolescent services experience.
(e) Other clinical staff.
(8) There shall be sufficient clinical staff to achieve an overall ratio of at least one full time equivalent staff for each four patients.
(f) Additional required staff.
(a) Medical director and medical staff.