Rebecca Wahl, NP Guthrie Provider Specialty Geriatrics Clinical Interests Geriatrics Hospital Medicine Appointments & Contact Call: 607-756-3500 Locations Location Guthrie Cortland Medical Center Hospital 134 Homer Avenue Cortland, NY 13045 Get Directions 607-756-3500 Education Certification American Academy of Nurse Practitioners (Adult-Gerontology Primary Care Nurse Practitioner) Education Keuka College, Keuka Park, N.Y. (Adult/Geriatric Nurse Practitioner)