Cal. Bus. & Prof. Code § 2221
(a) The board may deny a physician’s and surgeon’s certificate to an applicant guilty of unprofessional conduct or of any cause that would subject a licensee to revocation or suspension of their license. The board, in its sole discretion, may issue a probationary physician’s and surgeon’s certificate to an applicant subject to terms and conditions, including, but not limited to, any of the following conditions of probation: