Allerton, Jeffrey P. Return to Directory Provider Name: Allerton, Jeffrey P. Primary Specialty: Hematology/Oncology Group: Bassett Healthcare County: Otsego Street: 1 Atwell Road City: Cooperstown State: NY Zip: 13326 Phone: (607) 547-7983 Board Certified: 1 Gender: Male Medical School: Tufts University School of Medicine Degree Date: 1986