John S Lichtenstein MD 6743 State Rte 209 Kerhonkson, New York, 12446 Phone: 845-626-5500 Doctor Category: Internal Medicine Profile Let this business know you found them on Hudson Valley's Online Directories. Locations Kerhonkson 6743 State Rte 209 Kerhonkson, New York 12446 Claim/Edit Listing