Khan, Rizwan Return to Directory Provider Name: Khan, Rizwan Primary Specialty: Allergy & Immunology Group: Asthma & Allergy Associates, PC County: Tompkins Street: 840 Hanshaw Rd. City: Ithaca State: NY Zip: 14850 Phone: (607) 257-6563 Fax: (607) 257-1420 Board Certified: 1 Gender: Male Medical School: Sind Medical College, University of Karachi Degree Date: 1989