(a) Except as hereinafter provided, in lieu of the examination required in section 20-10, the department may, under such regulations as the Commissioner of Public Health, with advice and assistance from the appropriate board, may establish and, upon receipt of five hundred sixty-five dollars, accept a license from the board of medical examiners or any board authorized to issue a license to practice osteopathic medicine, osteopathy or its equivalent of any state or territory of the United States or the District of Columbia or the Medical Council of Canada or of any agency in such jurisdictions authorized to issue licenses to practice medicine, osteopathic medicine or osteopathy, provided the applicant obtained such license after an examination substantially similar to or of higher quality than that required for a license in this state, has met all the requirements of section 20-10 except for examination and is a currently practicing, competent practitioner of good professional standing. The department may issue to an applicant approved without examination as hereinbefore provided a license to practice medicine and surgery.

(b) Except as hereinafter provided, the department may, in its discretion, and on receipt of five hundred sixty-five dollars, likewise accept and approve, in lieu of the examination required in section 20-10, a diploma of the National Board of Medical Examiners or a certificate of the National Board of Osteopathic Medical Examiners, subject to the same conditions as hereinbefore set forth for acceptance, in lieu of examination, of a license from a board of medical examiners or any board authorized to issue a license to practice osteopathic medicine, osteopathy or its equivalent of any state or territory of the United States or the District of Columbia or the Medical Council of Canada, and may issue to such diplomate or certificate holder a statement certifying to the fact that the person named therein has been found qualified to practice medicine and surgery.

(c) In lieu of the examination required in section 20-10, the department may, under such regulations as the Commissioner of Public Health, with advice and assistance from the appropriate board, may establish, and upon the receipt of one hundred fifty dollars, accept and approve the application of any physician for a temporary license to practice solely in any state facility, and issue such license, subject to the same conditions set forth in subsection (a) of this section for the acceptance of a license from another jurisdiction or the application of a person who has been a resident student in and a graduate of a medical school listed in the World Health Organization Directory, and has received the degree of doctor of medicine, osteopathic medicine or other academic distinction that, in the judgment of such board, is equivalent to the degree of doctor of medicine or osteopathic medicine from such a school and has completed an additional year of postgraduate experience subsequent to the receipt of said degree. Such temporary license shall not be issued for a period longer than twelve months. During the period such temporary license is in effect, such physician shall make application for an examination administered or approved by the department under the supervision of the appropriate board.

(d) No license shall be issued under this section to any applicant against whom professional disciplinary action is pending or who is the subject of an unresolved complaint. The department shall inform the boards established under sections 20-8 and 20-8a annually of the number of applications it receives for licensure under this section.

(e) Any physician or surgeon who holds a license in good standing in another state may practice as a youth camp physician in this state without a license for a period not to exceed nine weeks.

(f) Any physician licensed or otherwise authorized to practice medicine by the armed forces of the United States may practice as a physician without a license in a free clinic in this state provided (1) the physician does not receive payment for such practice, and (2) the physician carries, either directly or through the clinic, professional liability insurance or indemnity against liability for professional malpractice equal to or greater than that required of state-licensed physicians under section 20-11b.