Jacob Handszer, MD Top Doctor 185 State Rte 312 Brewster, New York, 10509 Phone: 845-278-7000 Company Name: Optum Medical Care Doctor Category: Pain Management Profile Let this business know you found them on Hudson Valley's Online Directories. Locations Brewster 185 State Rte 312 Brewster, New York 10509 Claim/Edit Listing