Dr. Gina Sam, MD, MPH, is a leading New York City gastroenterologist and the founder of the Gastrointestinal Institute of Motility and Integrative Health (G.I.M.I.H.) — a private Manhattan practice dedicated to the diagnosis and treatment of complex gastrointestinal motility and functional GI disorders. Drawing on more than two decades of clinical experience, including her tenure as Director of the Gastrointestinal Motility Center at Mount Sinai, Dr. Sam delivers advanced, integrative care to patients seeking solutions other physicians have been unable to provide.

She offers a comprehensive biofeedback program for pelvic floor dysfunction and fecal incontinence, alongside specialized interventions for IBS, obesity, and the gut–brain connections that influence mood and depression. Her exclusive New York City practice serves a distinguished clientele that includes celebrities, executives, and professional athletes.

• Gastrointestinal motility disorders
• Pelvic floor dysfunction and biofeedback therapy
• Fecal incontinence
• Irritable bowel syndrome (IBS) and SIBO
• GERD, achalasia, and gastroparesis
• Functional gastrointestinal disorders
• Gut–brain axis, microbiome health, and integrative GI care
• Colon cancer screening and colonoscopy
• Women's gastrointestinal health

Dr. Sam previously served as Director of the Gastrointestinal Motility Center at Mount Sinai — one of the largest and most respected motility centers in the United States. She is the Founder of the Gastrointestinal Institute of Motility Disorders and Integrative Health (G.I.M.I.H.), where she leads a multidisciplinary clinical and research program focused on integrative approaches to motility and functional GI disease.

• Top Gastroenterologist — 2018, 2019, 2020, 2021
• Top Female Physician of 2021
• 2023 Marquis Who's Who Award
• 2023 Top 100 Gastroenterologist Award
• Dr. Ruth Marguerite Easterling Award (2003)
• Dr. Philip E. Sheridan Prize (2003)
• Lauro Cavazos Scholarship for Master of Public Health (2001–2002)
• National Medical Fellowship — Public Health Trainee Fellowship (1999–2001)
• Arthritis Foundation Fellowship (1999)
• General Clinical Research Center Fellowship Award — New England Medical Center (1999)

• American College of Gastroenterology
• American Neurogastroenterology and Motility Society
• American College of Physicians — Associate Member
• Medical Society of the State of New York
• New York Society for Gastrointestinal Endoscopy

Dr. Sam has presented her motility, biofeedback, and integrative GI research at leading national meetings, including Digestive Disease Week (DDW) and the American College of Gastroenterology Annual Scientific Meeting.

• Peter R, Sam G. The Association of Esophageal Motility Disorders with Acid Reflux, Weakly Acid Reflux and Non-Acid Reflux. Digestive Disease Week, Orlando FL, 2013.
• Gross S, Sam G. Initial Multi-Center Experience with Wide Area Transepithelial Esophageal Biopsy with 3D Computer Assisted Analysis (WATS3D) for the Detection of Barrett's Esophagus. Digestive Disease Week, Orlando FL, 2013.
• Nagula S, Sam G. An Investigation on the Relationship of Body Mass Indices and Small Intestinal Bacterial Overgrowth Syndrome. International ACG Conference, Baltimore MD, 2012.
• Litcher-Kelly L, Sam G. Cognitive Mediators of Outcome of Biofeedback Training for Chronic Constipation. International ACG Conference, Baltimore MD, 2012.
• Sam G, Lascarides C. Gastroenterology Fellow's Experience and Attitudes Toward Endoscopic Teaching. International ACG Conference, Baltimore MD, 2012.
• Sam G. Prevalence of Esophageal Reflux and the Effect of Anti-Secretory Treatment on Dysphagia in Patients with Eosinophilic Esophagitis. Digestive Disease Week, Chicago IL, 2009.
• Arabelovic S, Sam G, Dallal GE, Jacques PF, Selhub J, Rosenberg IH, Roubenoff R. Folic Acid Fortification of the Food Supply May Interfere with the Effectiveness of Methotrexate.