Gastroenterology and Hepatology Team

Program leadership

Gastroenterology and Hepatology staff

  • Catherine Giguere-Rich, RD, LD, CNSC - Adult gastroenterology

Gastroenterology and Hepatology Fellows

  • Manisha Apte, MD
  • Elliot Coburn, MD
  • Nicholas Hannon, MD
  • Suzannah Luft, MD
  • Christopher Navas, MD
  • Joan Chandra, MD

Gastroenterology and Hepatology providers

Jeffrey M. Adler, MD

Gastroenterology and Hepatology

Locations

  • Lebanon

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Steven P. Bensen, MD

Gastroenterology and Hepatology

Areas of focus

  • Biliary tract disease
  • Capsule endoscopy
  • Colonoscopy
  • Crohn's Disease
  • And 10 more areas of focus

Locations

  • Lebanon

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Jack T. Bueno, MD

Gastroenterology and Hepatology

Locations

  • Nashua

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Lynn F. Butterly, MD

Gastroenterology and Hepatology

Areas of focus

  • Colonoscopy registry
  • Colorectal cancer screening and prevention
  • Familial risk for colon cancer
  • Risk assessment for colorectal cancer
  • And 1 more areas of focus

Locations

  • Lebanon

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Audrey H. Calderwood, MD, MS

Gastroenterology and Hepatology

My approach is to provide personalized care for each of my patients based on their individual needs, experiences, and preferences. This means taking the time to understand patients' overa… Read more

Areas of focus

  • Colon cancer prevention, screening, and surveillance
  • Familial colon cancer
  • Health services research
  • General gastroenterology
  • And 1 more areas of focus

Locations

  • Lebanon
  • Manchester

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Eugenia E. Chen, PA-C

Gastroenterology and Hepatology

Areas of focus

  • General gastroenterology

Locations

  • Manchester

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Shayla L. Conroy, MS, PA-C

Gastroenterology and Hepatology

Locations

  • Manchester
  • Nashua

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Elizabeth T. Corridan, MSN, APRN

Gastroenterology and Hepatology

Locations

  • Manchester

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Michael A. Curley, MD, FRCPC

Gastroenterology and Hepatology

Listening to my patients is an important part of their visit with me. I appreciate the impact of gastrointestinal disorders on my patients' lives. My goal is to work with my patients and … Read more

Areas of focus

  • Gastrointestinal motility disorders
  • Esophageal disorders
  • Reflux disorders (esophageal and extra-esophageal)
  • Eosinophilic esophagitis (EoE)

Locations

  • Lebanon

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Jennifer L. Di Nubila, DO

Gastroenterology and Hepatology

Locations

  • Keene

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Connie M.C. Dragnev, MSN, APRN

Gastroenterology and Hepatology

Areas of focus

  • Inflammatory bowel disease

Locations

  • Lebanon

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Mary C. Drinane, MD

Gastroenterology and Hepatology

Locations

  • Lebanon

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David L. Furman, MD, MS

Gastroenterology and Hepatology

Locations

  • Bennington

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Daniel M. Gallant, MPAS, PA-C

Gastroenterology and Hepatology

My main goals as a provider are to listen to my patients' concerns and educate them about their condition. I understand that patients may have different goals and plans of care than the … Read more

Areas of focus

  • Hepatitis C
  • Nonalcoholic steatohepatitis (NASH)
  • Alcoholic liver disease
  • Cirrhosis care
  • And 4 more areas of focus

Locations

  • Lebanon

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Robyn M. Galvin, MSN, APRN

Gastroenterology and Hepatology

I enjoy getting to know my patients, learning about their needs, promoting preventative measures, then working closely together through all stages of their lives.

Areas of focus

  • Women's health
  • Gastrointestinal (GI) health

Locations

  • Nashua

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Timothy B. Gardner, MD

Gastroenterology and Hepatology

My philosophy is to be transparent and kind, to always offer a path to improving health. This applies while performing treatments or simply listening. Many of my patients face very challe… Read more

Areas of focus

  • Endoscopic retrograde cholangiopancreatography (ERCP)
  • Endoscopic ultrasound
  • Liver disease
  • Malabsorptive disease
  • And 1 more areas of focus

Locations

  • Lebanon

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Leyla J. Ghazi, MD

Gastroenterology and Hepatology

Locations

  • Concord

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Stuart R. Gordon, MD

Gastroenterology and Hepatology

Areas of focus

  • Endoscopic ultrasonography
  • Gallstone disease
  • Liver disease
  • Pancreatic disease
  • And 3 more areas of focus

Locations

  • Lebanon

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Andrew Gorske, MD

Gastroenterology and Hepatology

Locations

  • Keene

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Jennifer L. Hitchcock, MS, PA-C

Gastroenterology and Hepatology

Locations

  • Manchester

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Erin E. Jablonski, MSN, APRN

Gastroenterology and Hepatology

Locations

  • Keene

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Rachel A. Jeffers, MSN, APRN, APRN

Gastroenterology and Hepatology

I believe in treating all patients with respect and compassion. I am passionate about providing high quality care for people with liver disease, and preventing complications. The liver is… Read more

Areas of focus

  • Viral hepatitis
  • Fatty liver
  • Nonalcoholic steatohepatitis (NASH)
  • FibroScan

Locations

  • Lebanon

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Arathi Rajendra Komarla, MD

Gastroenterology and Hepatology

Areas of focus

  • Hepatology
  • Women's health

Locations

  • Manchester

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L. Campbell Levy, MD

Gastroenterology and Hepatology

Areas of focus

  • Colonoscopy
  • Crohn's disease
  • Inflammatory bowel disease
  • Ulcerative colitis
  • And 2 more areas of focus

Locations

  • Lebanon

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Trinh B. Meyer, MD

Gastroenterology and Hepatology

Areas of focus

  • General gastroenterology
  • Hepatitis (viral hepatitis)

Locations

  • Manchester

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Amy W. Morang, MSN, APRN

Gastroenterology and Hepatology

Locations

  • Manchester

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Srikrishna Nagri, MD

Gastroenterology and Hepatology

Areas of focus

  • Colorectal cancer
  • Inflammatory bowel disease

Locations

  • Nashua

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Kayla A. Northam, MSN, APRN

Gastroenterology and Hepatology

I found my passion for gastroenterology (GI) when I saw the significant improvements we can make in our patients' lives. GI complaints are very common, but they have a massive impact on o… Read more

Locations

  • Lebanon

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Jason M. Obey, MHS, PA-C

Gastroenterology and Hepatology

When I decided I wanted to become a physician assistant, I knew I wanted a challenging career that would encourage continued self-growth. My goal is to be calm, open and responsive to m… Read more

Locations

  • Manchester

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Heidi J. Odierna, PA-C

Gastroenterology and Hepatology

Areas of focus

  • Hepatitis C

Locations

  • Nashua

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Scott Oosterveen, MD

Gastroenterology and Hepatology

My goal is to deliver patients the best care possible with respect and compassion, just as I would want to be treated.

Areas of focus

  • Endoscopic retrograde cholangiopancreatography (ERCP)
  • Endoscopic ultrasound
  • Pancreatic disease and general gastroenterology

Locations

  • Concord

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Xiaoxi Ouyang, MD

Gastroenterology and Hepatology

Locations

  • Nashua

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Siddhartha Parker, MD

Gastroenterology and Hepatology

My approach to patient care is to provide high quality care to all patients in a warm and compassionate environment. We develop an individualized care plan focused on diagnosis, treatment… Read more

Areas of focus

  • Colonoscopy
  • Crohn's disease
  • Inflammatory bowel disease
  • Ulcerative colitis
  • And 6 more areas of focus

Locations

  • Lebanon
  • New London

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Neej J. Patel, MD

Gastroenterology and Hepatology

Locations

  • Lebanon

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Jessica A. Perrone, MPAS, PA-C

Gastroenterology and Hepatology

Locations

  • Lebanon

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Anthony M. Plante, MPAS, PA-C

Gastroenterology and Hepatology

Locations

  • Manchester

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Heiko Pohl, MD, MPH

Gastroenterology and Hepatology

My goal is to listen and offer care in the same way as I would want to treat a family member.

Areas of focus

  • Esophageal cancer
  • Barrett's esophagus

Locations

  • White River Junction

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Khola Qamar, MD

Gastroenterology and Hepatology

Locations

  • Bennington

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Matthew J. Rockacy, MD

Gastroenterology and Hepatology

Locations

  • Keene

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Richard I. Rothstein, MD

Gastroenterology and Hepatology

Areas of focus

  • Barrett's esophagus
  • Dysphagia
  • Endoscopic surgery for gastroesophageal reflux disease (GERD) and obesity
  • Esophageal disorders
  • And 2 more areas of focus

Locations

  • Lebanon

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Jessica K. Salwen-Deremer, PhD

Psychiatry

As a psychologist, I strive to help each patient feel listened to and taken seriously. I hope that together we can figure out what factors may be driving unhappiness or pain, and address … Read more

Areas of focus

  • Behavioral medicine
  • Psychogastroenterology
  • Depressive disorders
  • Insomnia
  • And 1 more areas of focus

Locations

  • Lebanon

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Jamie D. Sanchez, MSN, APRN

Gastroenterology and Hepatology

Locations

  • Lebanon

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Eric D. Shah, MD, MBA

Gastroenterology and Hepatology

I like to listen to each patient's needs and values. Together, we can develop a shared strategy to improve health that takes advantage of the resources available from an expert, multidisc… Read more

Locations

  • Lebanon

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Lawton H. Shick, MD

Gastroenterology and Hepatology

Areas of focus

  • Hepatitis C
  • Hepatitis B
  • Liver tumors/lesion
  • Cirrhosis
  • And 3 more areas of focus

Locations

  • Manchester

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Corey A. Siegel, MD, MS

Gastroenterology and Hepatology

Every person is different. We personalize our care for people with Crohn's disease and ulcerative colitis. We need to get ahead of these diseases and prevent problems before they develop.… Read more

Areas of focus

  • Clinical trials for inflammatory bowel disease, colonoscopy, Crohn's Disease, inflammatory bowel disease, ulcerative colitis, upper endoscopy

Locations

  • Lebanon

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Emily E. Sieglinger, MSN, APRN

Gastroenterology and Hepatology

Areas of focus

  • Breath tests
  • Constipation
  • Diarrhea
  • Dyspepsia
  • And 6 more areas of focus

Locations

  • Lebanon

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Arifa Toor, MD

Gastroenterology and Hepatology

I see diagnosing and managing liver disease as an opportunity to prevent serious illness in the future. Most liver conditions initially have no symptoms, but can be treated and potentiall… Read more

Areas of focus

  • Liver disease
  • Nonalcoholic steatohepatitis (NASH)
  • End stage liver disease
  • Autoimmune hepatitis

Locations

  • Lebanon

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Lauren K. Tormey, MD

Gastroenterology and Hepatology

When problems happen with our gastrointestinal systems, our lives can be affected in so many different ways. My goal is to understand where you are coming from, and help you be in the bes… Read more

Areas of focus

  • Ulcerative colitis
  • Crohn's disease
  • Irritable bowel syndrome
  • Microscopic colitis
  • And 7 more areas of focus

Locations

  • Lebanon

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Otto W. Trinkl, MD

Gastroenterology and Hepatology

Locations

  • Keene

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Michael Winter, MD

Gastroenterology and Hepatology

Locations

  • Lebanon

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Jiaxuan Zhu, MPAS, PA-C

Gastroenterology and Hepatology

Locations

  • Nashua

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