This requirement is questionable, since there is nothing in state or federal law banning the purchase of marijuana, medical or otherwise, from any source (the law bans possession, not purchase, and possession is protected under Prop. 215).
docÂ·tor (dÅkâ²tÉr) n. 1. a. A person who is licensed to practice medicine and has trained at a school of medicine or a school of osteopathic medicine; a physician. b. Any of certain other healthcare professionals, such as a dentist, optometrist, chiropractor, podiatrist, or veterinarian.
1 Doctors who specialize in liver diseases (hepatologist) 2  Doctors who specialize in stomach and intestinal diseases (gastroenterologist) 3  Doctors who specialize in infectious disease.  Nurse practitioners whose practice concentrates on people with liver diseases.