Search This page may not work correctly in your current browser, Internet Explorer. We recommend changing to a more modern browser before viewing this page. We recommend Chrome, Firefox, Safari, or Edge. Member Directory - Details for Individual Member Prefix: Dr. First Name: Bradley Last Name: Portenoy Suffix: Company Name: Address 1: 371 Merrick Rd Address 2: Ste 304 City: Rockville Centre State/Province: NY Zip: 11570 Country: United States of America Phone: 516 764-4386 Website: www.signaturedentistryofrockvillecentre.com Practice Type: General Dentist new_alumnie: No Visiting Faculty: Yes Neon CRM by Neon One