Marissa DeFelice, MSN, FNP-C

Conditions Treated

• Abdominal Pain
• Achalasia
• Acid Reflux
• Anorectal Disease
• Bacteria and Foodborne Illness
• Barrett's Esophagus
• Bile Duct Blockages and Stones
• Celiac Disease
• Chronic Diarrhea
• Clostridioides Difficile
• Colon Cancer
• Colon Disease
• Colon Polyps
• Colorectal Cancer
• Constipation
• Crohn's and Ulcerative Colitis Management
• Crohn’s and Ulcerative Colitis
• Diarrhea
• Difficulty Swallowing (Dysphagia)
• Diverticulosis/Diverticulitis
• Esophageal Cancer
• Esophagitis and Stricture
• Fatty Liver
• Fecal Incontinence
• Gallbladder Disease
• Gallstones
• Gas
• Gastric Cancer
• Gastritis
• Gastrointestinal Malignancies
• Gastroparesis
• Genetic Colon Cancer Syndromes
• GERD
• H. Pylori and Peptic Ulcer
• Heartburn
• Helicobacter Pylori/Peptic Ulcer
• Hemochromatosis
• Hemorrhoids
• Hepatitis A
• Hepatitis B
• Hepatitis C
• Hepatocellular Carcinoma
• Hernias (Abdominal, Groin, and Hiatal)
• High Risk Colon Cancer Screening
• Inflammatory Bowel Disease, Including Crohn’s Disease and Ulcerative Colitis
• Iron Deficiency Anemia
• Irritable Bowel Syndrome
• Jaundice
• Lactose Intolerance
• Laryngopharyngeal Reflux
• Liver Cirrhosis
• Liver Disease
• Nausea and Vomiting
• Nonalcoholic Steatohepatitis (NASH)
• Obesity
• Pancreatic Cancer
• Pancreatic Cysts
• Pancreatitis
• Peptic Ulcer Disease (PUD)
• Primary Biliary Cirrhosis
• Proctitis
• Rectal Bleeding
• Rectal Cancer
• Reflux Esophagitis/Stricture
• Silent Reflux
• Stomach Ulcers
• Swallowing Difficulty
• Ulcerative Colitis