Daniel M. O'Brien DMD Top Dentist 831 Route 211 East Middletown, New York, 10941 Phone: 845-692-5311 Dentist Category: General-Family Dentistry Profile Let this business know you found them on Hudson Valley's Online Directories. Locations Middletown 831 Route 211 East Middletown, New York 10941 Claim/Edit Listing