- American Cancer Society
- American Liver Foundation
- American Partnership for Eosinophilic Disorders
- American Society for Gastrointestinal Endoscopy
- American Association for the Study of Liver Disease
- American Gastroenterological Association
- American Society for Parenteral and Enteral Nutrition
- Celiac Disease Foundation
- Celiac Sprue Association
- Crohn’s & Colitis Foundation of America
- Cyclic Vomiting Syndrome Association
- Gluten Intolerance Group of North America
- International Foundation for Functional Gastrointestinal Disorders
- Irritable Bowel Syndrome Association
- National Pancreas Foundation
- North American Society for Pediatric Gastroenterology, Hepatology and Nutrition
- Pediatric / Adolescent Gastroesophageal Reflux Association
- Reach Out for Youth with Ileitis and Colitis Inc.
- Society of American Gastrointestinal Endoscopic Surgeons
- Society for Surgery of the Alimentary Tract
- United Ostomy Association
Board-Certified physicians Dr. Ranvir Singh, Dr. Stephen Rashbaum, Dr. Nitin J. Parikh, Dr. Long B. Nguyen, and providers Tammi D’Elena, PA-C; and Vanessa T. Dang, MSN, APRN; care for patients in the North Atlanta, GA area including Dunwoody, Sandy Springs, Suwanee, Buford, Alpharetta, Mountain Park, Milton, Doraville, Roswell, Chamblee, Sugar Hill, and beyond. They have four locations including Alpharetta, GA; Cumming, GA; Johns Creek, GA; and Lawrenceville, GA. The In-House Endoscopy Suite at the Johns Creek location of Digestive Care Physicians, is a certified facility which has achieved the highest level of accreditation by the Accreditation Association for Ambulatory Health Care (AAAHC). If you suffer from gastrointestinal problems or need a colorectal cancer screening, contact us at (770) 227-2222 to schedule an appointment.