Contact Information Practice: Periodontal & Implant Center of York Doctors: Bryan M. Siegelman, DDS David N. Plessett, DDS Email: siegelman@gumsolutions.com plessett@gumsolutions.com lesa@gumsolutions.com frontdesk@gumsolutions.com Web Address: http://www.gumsolutions.com Office Address: 924-G Colonial Ave. York, PA 17403 Phone: 717-845-6687 Fax: 717-848-4796