Conditions Treated by Dr. Gregory K. Nelligan, MD

• Anemia
• Cholecystitis and Gallstones
• Crohn's Disease (Regional Enteritis)
• Diaphragmatic and-or Hiatal Hernia
• Diverticulitis, Intestinal
• Diverticulosis, Intestinal
• Esophageal Cancer
• Gastroesophageal Reflux Disease (GERD)
• Hemorrhoids
• Hepatopulmonary Syndrome
• Ulcerative Colitis