Mark B. Brown DDS Top Dentist 32895 Coastal Hwy. Bethany Beach, Delaware, 19930 Phone: 302-537-1200 Company Name: Bethany Dental Associates Dentist Category: General-Family Dentistry Profile Let this business know you found them on Delaware Today's Online Directories. Locations Bethany Beach 32895 Coastal Hwy. Bethany Beach, Delaware 19930 Claim/Edit Listing