Michelle L Dai DMD 101 Long Ln Fl 1 Upper Darby, Pennsylvania, 19082 Phone: 610-352-2263 Company Name: Dr Michelle L Dai DMD Dentist Category: General-Family Dentistry Profile Let this business know you found them on Main Line Today's Online Directories. Locations Upper Darby 101 Long Ln Fl 1 Upper Darby, Pennsylvania 19082 Claim/Edit Listing