Emergency Contact Dr. Graziano – (716) 630-9999 | Dr. Tagouri – (716) 630-9999 Williamsville Location: 8201 Main Street, Suite 5 Williamsville, New York 14221 Hours of Operation Monday – Thursday 08:30 a.m. – 04:30 p.m.Friday 08:30 a.m. – 02:00 p.m.Closed Saturday and Sunday