Piedmont Gastroenterology PC 7 years ago ID: #1603 Listed In : Physicians 35 Collier Road NW Suite 650 , Atlanta. GA, USA 30309 (404) 351-0668 Business Description Piedmont Gastroenterology PC, Address : 35 Collier Road NW Suite 650 , Atlanta. GA, USA 30309, Phone : (404) 351-0668 Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : health