§ 6957. Exempt persons. Nothing in this article shall be construed to affect, prevent or in any manner expand or limit any duty or responsibility of a licensed physician from practicing midwifery or affect or prevent a medical student or midwifery student in clinical practice under the supervision of a licensed physician or board certified obstetrician/gynecologist or licensed midwife practicing pursuant to the provisions of section twenty-five hundred sixty of the public health law in pursuance of an educational program registered by the department from engaging in such practice.