Greenberg, Jonathan A. Return to Directory Provider Name: Greenberg, Jonathan A. Primary Specialty: Anesthesiology Group: Bassett Healthcare County: Otsego Street: 1 Atwell Road City: Cooperstown State: NY Zip: 13326 Phone: (607) 547-3153 Fax: (607) 547-6539 Gender: Male Medical School: Dartmouth Medical School Degree Date: 1988