Skip to main content


Gastroenterologists and hepatologists at Lenox Hill Hospital specialize in the prevention, diagnosis and treatment of disorders of the pancreas, liver, gallbladder, esophagus, stomach, small intestine, colon, and rectum. Emphasis is placed on advanced therapeutic endoscopy. The clinical staff utilizes the latest advances in endoscopic equipment to provide patients with the most comprehensive care possible. Staff members annually perform more than 10,000 minimally invasive endoscopic procedures, including upper endoscopy, colonoscopy, small bowel enteroscopy, endoscopic ultrasonography and endoscopic retrograde cholangiopancreatography (ERCP). The division strives to pioneer and develop new technology and to serve as a premier training site for physicians.

Clinical expertise

The division's goal is to provide the highest quality care for patients in New York City and the surrounding area while developing a far-reaching reputation in key areas such as clinical care, education and research. In order to accomplish this, we are expanding services in motility, therapeutic endoscopy, gastrointestinal cancers, cancer genetics, inflammatory bowel disease and obesity. Our faculty members are leaders in education and research, training exceptional gastroenterology fellows who demonstrate intellectual curiosity and academic potential.

Center for Advanced Therapeutic Endoscopy (CATE)

The medical team at CATE performs more than 9,000 endoscopic cases a year. Its focus is the minimally invasive and multidisciplinary management of conditions considered to be too complex or too high risk to be handled elsewhere. With diagnostic excellence in early detection and treatment, CATE has a regional and national reputation that is supported by the outstanding resources at Lenox Hill Hospital.

Our areas of expertise:

  • General gastroenterology
  • Barretts esophagus
  • Biologic therapy
  • Capsule endoscopy
  • Chronic constipation
  • Chromoendoscopy
  • Crohn’s disease
  • Early cancer detection, staging, treatment and palliation
  • Endoluminal stenting
  • Endoscopic ultrasound (EUS) and FNA
  • ERCP (endoscopic retrograde cholangiopancreatography)
  • Endoscopic weight loss procedure
  • Fecal incontinence
  • Fistula closure
  • Gastroesophageal reflux disease (GERD) treatment
  • Inflammatory bowel disease (IBD)
  • Nutritional therapy for IBD
  • Pelvic floor disorders
  • Resection – difficult polyps, EMR, ESD, EFTR
  • Small bowel enteroscopy
  • Small intestinal bacterial overgrowth
  • Screening colonoscopy
  • Treatment and palliation
  • Treatment of motility disorders
  • Ulcerative colitis 

Education & training

Fellowship in Gastroenterology at Lenox Hill Hospital 

The Division of Gastroenterology at Lenox Hill Hospital offers a comprehensive three-year fellowship program for physicians who have recently completed a three-year internal medicine residency program. The purpose of the program is to provide outstanding education in all areas of gastroenterology so that upon completion, the graduate may fulfill all aspects of the title consultant in Gastroenterology.


Arun Swaminath, MD

Specialties: Gastroenterology, Internal Medicine

Shawn Khodadadian, MD

Specialties: Gastroenterology, Internal Medicine

Patrick Okolo, MD

Chief of Division of Medicine - Gastroenterology, Lenox Hill Hospital

Specialties: Gastroenterology

David Herbert Robbins, MD

Specialties: Gastroenterology

Anthony A. Starpoli, MD

Specialties: Gastroenterology, Internal Medicine