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Experience & Excellence

Gastrointestinal Specialties

Expertise in Gastrointestinal and Abdominal Disorders

Our surgeons are board-certified and have extensive experience in the management of complex gastrointestinal and abdominal disorders.  We are committed to providing high quality, comprehensive surgical care for patients in the Niagara Falls Community and surrounding regions.

Conditions Treated


  • Strictures and ulcers
  • Hiatal hernia
  • Gastroesophageal reflux disease (GERD)
  • Esophageal motility disorders
  • Achalasia
  • Esophageal cancer
  • Gastroesophageal junction (GEJ) cancer
  • Gastric cancer
  • Peptic ulcer disease
  • Gastric ulcer
  • Gastric gastrointestinal stromal tumor (GIST)
  • Duodenal mass
  • Open and percutaneous gastrostomy (PEG) feeding tube placement and management
  • Esophagogastroduodenoscopy (EGD)
  • Esophageal stent placement for benign and malignant strictures
  • Endoscopic placement of nasojejunal feeding tubes



  • Tumors and masses
  • Pancreatic cancer
  • Pancreatic cystic lesions
  • Pancreatic duct abnormalities (stones, strictures, disruptions)
  • Acute pancreatitis
  • Chronic pancreatitis
  • Pancreatic endocrine tumors



  • Small bowel obstruction
  • Small bowel tumors
  • Retroperitoneal cyst and mass
  • Gastrointestinal bleeding


Colon and Rectum

  • Tumors and masses
  • Colon obstruction
  • Diverticulitis



  • Liver masses
  • Liver cysts
  • Hemangiomas
  • Liver tumors
  • Liver abscess


Gallbladder and Biliary Tract

  • Gallstones/cholecystitis
  • Obstructive jaundice
  • Choledochal cysts
  • Gallbladder polyps
  • Biliary colic
  • Common bile duct stones/choledocholithiasis
  • Cholangiocarcinoma
  • Cholangitis
  • Biliary strictures and fistulas


Abdominal Wall Hernias

  • Incisional and ventral hernias
  • Umbilical hernia
  • Inguinal hernia



  • Splenic cysts and masses
  • Splenic abscess
  • Splenic rupture/trauma
  • Unexplained splenomegaly
  • Idiopathic thrombocytopenic purpura (ITP)
  • Hereditary spherocytosis
  • Autoimmune hemolytic anemia



  • Comprehensive evaluation and treatment for medical and surgical management of obesity
  • Procedures performed include minimally invasive robotic and laparoscopic
    1. Sleeve gastrectomy
    2. Roux-en-Y gastric bypass


Memorial Surgical Services

Summit Healthplex
6934 Williams Rd Ste 650
Niagara FallsNY 14304


Memorial Surgical Services

620 Tenth St Ste 704
Niagara FallsNY 14302


Get In Touch

At NF Memorial


At Summit Healthplex


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    Meet The Surgeons

    Dr. Mojdeh S. Kappus, M.D.

    Chief of Bariatric Surgery, General Surgeon

    A former Sarnoff Cardiovascular Research Foundation fellow, Dr. Kappus completed post-graduate training in laparoscopic and robotic surgery. 

    Dr. Kappus, who grew up in Newfane, is a graduate of Harvard College and the University at Buffalo School of Medicine and Biomedical Sciences. She completed both her internship and residency in general surgery at the Albert Einstein College of Medicine/Montefiore Medical Center, Bronx, N.Y., and subsequently completed an advanced surgery fellowship at Harvard Medical School/Beth Israel Deaconess Medical Center, Boston. 

    To request an appointment, call 278-4402

    Or fill out our online appointment request form here.

    Dr. Michael Mitchell

    Chief of Surgery, Vascular Specialty

    Dr. Mitchell is a clinical associate professor at the University of Buffalo School of Medicine and a member of the Erie County and New York State Medical Societies. Dr. Mitchell established a Vascular and Endovascular Surgery program at Niagara Falls Memorial Medical Center in 2005.

    A general, vascular and laparascopic surgeon, Dr. Mitchell is a graduate of Cansius College and the SUNY Buffalo School of Medicine. He completed his surgical training at SUNY Buffalo. He is Board Certified by the American Board of Surgery and is a fellow of the American College of Surgeons.

    To request an appointment, call 716-632-0006 or 282-0349

    Or fill out our online appointment request form here.

    Niagara Falls Surgeon

    Peter Muscarella II, MD

    Surgeon, Gastrointestinal Specialty

    Dr. Muscarella participated in a two-year pancreatic cancer research fellowship during his residency training at The Ohio State University where he subsequently served as an Associate Professor of Surgery. 

    Dr. Muscarella graduated from the University of Rochester with a degree in Microbiology prior to receiving his medical degree from New York Medical College.

    To request an appointment, call 278-4402

    Or fill out our online appointment request form here.