Yoon, Serena Return to Directory Provider Name: Yoon, Serena Primary Specialty: Internal Medicine Group: Cayuga Medical Associates County: Tompkins Street: 16 Brentwood Dr. City: Ithaca State: NY Zip: 14850 Phone: (607) 277-2170 Fax: (607) 277-2329 Board Certified: 1 Gender: Female Medical School: State Univ of NY Hlth Sci Ctr; Brooklyn College of Medicine Degree Date: 1989