I sent a prescription for a drug to ExpressScripts, which my BCBS policy partners with. The prescription was for a 1-month supply with 4 refills. I got charged $90. When I checked the ExpressScripts web site, it posts a $90 fee for a "90 day" supply of the drug. I called customer service and asked why I was charged a $90 fee for a 30-day supply. The woman I spoke with said they charge the same whether it's 30- or 90-day supply, and if I want a 90-day supply I need to have the doctor write "90-day supply" on the... read full review »