Medical Group Westchester NewYork-Presbyterian Medical Group Westchester 540 Gramatan Avenue Call for an Appointment Find a doctor at this location Opens in Google Maps 540 Gramatan Avenue Mount Vernon, NY 10552 Opens in Google Maps Directions Contact 914-668-5944 Main For department phone numbers please see Contact Us. SpecialtiesGastroenterologyGeneral SurgeryInternal MedicineObstetrics and Gynecology Our Doctors Gastroenterology Rohit Gupta, DOJoshua Hartman, MDDavid Kauvar, MD General Surgery Miguel Silva, MD Internal Medicine Jaleh Farahani, MDGary Guerrino, MDEkaterina Milchtein, MDIfesinachi C Nnaji, MD Obstetrics and Gynecology Hugo Cocucci, MD Our Facility Use the left and right arrow keys to navigate the gallery Contact Us Medical Group Westchester 540 Gramatan Avenue, Mount Vernon, NY 10552 Opens in Google Maps 914-668-5944 Main 914-963-6746 Obstetrics and Gynecology