University Endodontics, Ltd: Longos Cathy E. DMD

Root canals don’t have to feel like a mystery. Endodontists specialize in saving teeth that might otherwise need extraction, and University Endodontics, Ltd: Longos Cathy E. DMD handles these procedures daily. The practice sits in Glen Ed Professional Park, just off Route 159 in Glen Carbon—an area where quiet office parks blend with easy highway access. If you’re dealing with persistent tooth pain or need a second opinion on a dental issue, this is the kind of place that focuses solely on the inner workings of your teeth, not fillings or cleanings. Most patients find themselves here after a referral, though you can call (618) 656-7615 to schedule directly. The address is 22A Glen Ed Professional Park A, Glen Carbon, IL 62034, and it’s worth checking the map before your first visit since the park has a few similar-looking buildings. For directions, pull up the Google Maps link—it’ll save you circling the lot.