Mark S. Driver MD 75 Crystal Run Road Middletown, New York, 10941 Phone: 845-333-7575 Company: ENT & Allergy Associates; Garnet Health Medical Center, Mount Sinai Hospital: Endoscopic Sinus Surgery, Balloon Sinuplasty, Allergy, Laryngeal & Voice Disorders Doctor Category: Otolaryngology (ENT) Profile Let this business know you found them on Hudson Valley's Online Directories. Locations Middletown 75 Crystal Run Road Middletown, New York 10941 Claim/Edit Listing