Are The Eye Exam Tests For Contact Lenses Good At These Stores?(easy 10pts For The Most Helpful Answer)?

First off, I just want to say that any information of any of the stores I listed i appreciated. Here are my questions: Are the contact lens checkups in walmart good and accurate? What about JCPenny, Sam’s club, and Costco? How much does the checkup and followup checkup cost before insurance? About how much would it cost in total for everything (contacts for 6 months(one eye with astigmatism, the oth without), checkup, follow up checkup, etc.) at any of these stores if I buy contact from one of these stores? Has anyone fond a good deal for a checkup and contacts? Remember, any inforation of any of these stores if appreciated….and whoever has the best and most info gets 10 points!