Medent Patient Portal ; Medical Office Williamsville . 60 Maple Road, Suite 1 Williamsville, NY 14221 (716) 626-5250 Phone (716) 626-5316 Fax . Monday - Friday 8 am - 4:30 pm; Our Williamsville Office welcomes patients for consultation and follow up appointments. Procedures are conveniently scheduled next door at the Endoscopy Center of WNY ....