INFORMATION YOU NEED TO HELP YOU CHOOSE YOUR NEXT HEALTH PLAN .. Q. What does HMO stand for? A. This is actually a variation of the phrase, ""HEY MOE."" Its roots go back to a concept pioneered by Moe of the Three Stooges,who discovered that a patient could be made to forget about the pain in his foot if he was poked hard enough in the eyes. Q. I just joined an HMO. How difficult will it be to choose the doctor I want? A. Just slightly more difficult than choosing your parents. Your insurer will…