If a licensee fails to apply for reregistration within sixty (60) days from the end of the previous registration period, as provided in this act, his original license to practice medicine and surgery in this state shall be suspended and the Board shall report to the office of the district attorney of the county of practice any physician who failed to reregister if the physician's practice is still in Oklahoma. Said original license shall, upon due application by said person therefor, be reinstated by the Board or its agent designated for that purpose if and when the applicant furnishes satisfactory proof that:
A fee set by the Board shall accompany the application for reinstatement. The Board may in its discretion require the applicant to take and pass an examination prescribed by it to assess the applicant's clinical competency unless the applicant can show that fifty percent (50%) of his monthly activities during the time the applicant's Oklahoma license has been inactive include the practice of medicine.
Okla. Stat. tit. 59, § 495d