Where can you use the PayFlex card? Crystal May 03, 2018 18:50 Physician and dentist offices, vision care providers and hospitals Grocery stores, discount stores, web-based merchants for IRS-approved expenses only Drug stores and retail pharmacies for IRS-approved expenses only Related articles What can you buy with the PayFlex card? When will my remaining transportation and parking FSA funds carry over to the next plan year? Who manages the flexible spending accounts (FSA)? Will my prior year medical flexible spending account (medical FSA) or limited purpose flexible spending account (L-FSA) funds carry over to the next plan year on January 1?