“Gross malpractice” defined

“Gross malpractice” means malpractice where the failure to exercise the requisite degree of care, diligence or skill consists of:

1. Practicing psychology or psychotherapy with a patient while the psychologist is under the influence of an alcoholic beverage as defined in NRS 202.015 or any controlled substance;

2. Gross negligence;

3. Willful disregard of established methods and procedures in the practice of psychology; or

4. Willful and consistent use of methods and procedures considered by psychologists in the community to be inappropriate or unnecessary in the cases where used.