Lan, Gloria N, M.D.
Gastroenterology

Berkeley Heights Gastroenterology,

1 Diamond Hill Rd,
Berkeley Heights NJ 07922
Phone: 908-529-0074,

Abdominal pain and bloating, Achalasia, Barrett¡¯s Esophagus and ablation of Barrett¡¯s, C. difficile infection, Celiac disease, Chronic constipation, Chronic diarrhea, Colon cancer, Colonoscopy......