Keith Scharf, MDMackinaw Surgery Center2019-11-22T14:02:56-06:00 Education Mt Sinai Medical School New York, NY Residency UPDATE PENDING Mt Sinai Medical Center Board Certifications American Board of Otolaryngology Practice Valley ENT Associates, PC Our Physicians Anthony Zacharek, MD November 19th, 2019 Yong Yoon, MD November 19th, 2019 Joseph Yacisen, DO November 19th, 2019