California Code, Business and Professions Code - BPC § 2878.5

(a) Obtain or possess in violation of law, or prescribe, or except as directed by a licensed physician and surgeon, dentist or podiatrist administer to the licensee or furnish or administer to another, any controlled substance as defined in Division 10 (commencing with Section 11000) of the Health and Safety Code, or any dangerous drug as defined in Section 4022.

(b) Use any controlled substance as defined in Division 10 (commencing with Section 11000) of the Health and Safety Code, or any dangerous drug as defined in Section 4022, or alcoholic beverages, to an extent or in a manner dangerous or injurious to the licensee, any other person, or the public, or to the extent that the use impairs the licensee's ability to conduct with safety to the public the practice authorized by their license.

(c) Be convicted of a criminal offense involving possession of any narcotic or dangerous drug, or the prescription, consumption, or self-administration of any of the substances described in subdivisions (a) and (b) of this section, in which event the record of the conviction is conclusive evidence thereof.

(d) Be committed or confined by a court of competent jurisdiction for intemperate use of or addiction to the use of any of the substances described in subdivisions (a) and (b) of this section, in which event the court order of commitment or confinement is prima facie evidence of that commitment or confinement.

(e) Falsify, or make grossly incorrect, grossly inconsistent, or unintelligible entries in any hospital, patient, or other record pertaining to narcotics or dangerous drugs as specified in subdivision (b).