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Norris Cotton Cancer CenterNorris Cotton Cancer Center
In This Section

Our Team

Our multidisciplinary care is coordinated through our centrally located hub at DHMC in Lebanon, NH as well as our four regional locations (Manchester, Nashua, and Keene, NH, and St. Johnsbury, VT) and affiliated hospitals throughout NH and VT. This enables us to provide you the best possible care in the most convenient location for you, close to home.

Medical Director
Kerrington D. Smith, MD

Meet our providers

Christina V. Angeles, Dartmouth-Hitchcock General Surgery provider.

Christina V. Angeles, MD

General Surgery

Areas of Focus
  • Melanoma
  • Sarcoma
  • Gastric cancer
  • Breast cancer
Locations
Lebanon
Bradley A. Arrick, Dartmouth-Hitchcock Hematology Oncology provider.

Bradley A. Arrick, MD, PhD

Hematology Oncology

Areas of Focus
  • Breast cancer
  • Cancer genetics
  • Familial cancer program
  • Genetic testing
Locations
LebanonManchesterNashua
Richard J. Barth, Dartmouth-Hitchcock General Surgery provider.

Richard J. Barth, MD

General Surgery

Areas of Focus
  • Breast surgery
  • Liver surgery
  • Melanoma surgery
  • Pancreatic surgery
  • And 2 more areas of focus
Locations
Lebanon
Lindsay E. Bergmann, Dartmouth-Hitchcock General Surgery provider.

Lindsay E. Bergmann, MSN, APRN

General Surgery

Areas of Focus
  • Inpatient care and coordination of surgical oncology patients
Locations
Lebanon
Kasia J. Bloch, Dartmouth-Hitchcock Familial Cancer Program provider.

Kasia J. Bloch, MS, LGC

Familial Cancer Program

Areas of Focus
  • Cancer genetic counseling
Locations
BenningtonLebanonSt Johnsbury
Gabriel A. Brooks, Dartmouth-Hitchcock Hematology Oncology provider.

Gabriel A. Brooks, MD

Hematology Oncology

Areas of Focus
  • Gastrointestinal cancer
  • Pancreatic cancer
  • Hepatobiliary cancer
  • Colorectal cancer
Locations
Lebanon
Lynn F. Butterly, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

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
Audrey H. Calderwood, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

Audrey H. Calderwood, MD, MS

Gastroenterology and Hepatology

Areas of Focus
  • Colon cancer prevention, screening, and surveillance
  • Familial colon cancer
  • Health services research
  • General gastroenterology
Locations
Lebanon
Amelia M. Cullinan, Dartmouth-Hitchcock Palliative Medicine provider.

Amelia M. Cullinan, MD

Palliative Medicine

Locations
Lebanon

David J. Finley, MD

Thoracic Surgery

Locations
LebanonManchester
Timothy B. Gardner, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

Timothy B. Gardner, MD

Gastroenterology and Hepatology

Areas of Focus
  • Endoscopic retrograde cholangiopancreatography (ERCP)
  • Endoscopic ultrasound
  • Liver disease
  • Malabsorptive disease
  • And 1 more areas of focus
Locations
Lebanon
Gerald Gehr, Dartmouth-Hitchcock Hematology Oncology provider.

Gerald Gehr, MD

Hematology Oncology

Areas of Focus
  • General oncology
  • Malignant and benign hematologic disorders
  • Coagulation
  • Palliative care
  • And 4 more areas of focus
Locations
Nashua
John M. Gemery, Dartmouth-Hitchcock Radiology provider.

John M. Gemery, MD

Radiology

Areas of Focus
  • Angiography
  • Interventional radiology
  • Tumor ablation
  • Embolization including radioembolization (Y90)
  • And 1 more areas of focus
Locations
Lebanon
Stuart R. Gordon, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

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
Eric K. Hoffer, Dartmouth-Hitchcock Radiology provider.

Eric K. Hoffer, MD

Radiology

Areas of Focus
  • Angiography
  • Arterial embolization
  • Dialysis access interventions
  • Endovascular arterial or venous recanalization
  • And 4 more areas of focus
Locations
Lebanon
Kathryn C. Hourdequin, Dartmouth-Hitchcock Hematology Oncology provider.

Kathryn C. Hourdequin, MD

Hematology Oncology

Areas of Focus
  • Gastrointestinal cancer
  • Pancreatic cancer
  • Hepatobiliary cancer
  • Colorectal cancer
Locations
Lebanon
S. Joga Ivatury, Dartmouth-Hitchcock General Surgery provider.

S. Joga Ivatury, MD, MHA

General Surgery

I am a board-certified colon and rectal surgeon whose sole focus is the prevention and treatment of diseases of the colon, rectum, and anus. I serve as the chief of the Division of Colon a…
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Areas of Focus
  • Complex pelvic surgery
  • Minimally-invasive treatment of colon and rectal disease (laparoscopy, robotics)
  • Surgical treatment of colon and rectal cancer
  • Surgical treatment of inflammatory bowel disease (ulcerative colitis and Crohn's disease)
  • And 2 more areas of focus
Locations
Lebanon
Nirav S. Kapadia, Dartmouth-Hitchcock Radiation Oncology provider.

Nirav S. Kapadia, MD

Radiation Oncology

Areas of Focus
  • Lung cancer
  • Head/neck cancer
  • Central nervous system cancer
  • Gastrointestinal cancer
  • And 2 more areas of focus
Locations
LebanonSt Johnsbury
Konstantinos D. Linos, Dartmouth-Hitchcock Pathology provider.

Konstantinos D. Linos, MD

Pathology

Areas of Focus
  • Dermatopathology
  • Bone and soft tissue pathology
  • Gastrointestinal sarcomas
Locations
Lebanon
Mikhail Lisovsky, Dartmouth-Hitchcock Pathology provider.

Mikhail Lisovsky, MD, PhD

Pathology

Areas of Focus
  • Gastrointestinal pathology
  • Genitourinary pathology
Locations
Lebanon
Xiaoying Liu, Dartmouth-Hitchcock Pathology provider.

Xiaoying Liu, MD

Pathology

Areas of Focus
  • Cytopathology
  • Fine needle aspiration cytology
  • Gastrointestinal pathology
Locations
Lebanon
Lisa B. McCabe, Dartmouth-Hitchcock General Surgery provider.

Lisa B. McCabe, MS, APRN

General Surgery

Areas of Focus
  • Wound care
  • Breast cancer
  • Benign breast disease
  • Gastrointestinal oncology
  • And 1 more areas of focus
Locations
Lebanon
Elizabeth B. McGrath, Dartmouth-Hitchcock Hematology Oncology provider.

Elizabeth B. McGrath, DNP, APRN, AONCP, ACHPN

Hematology Oncology

Areas of Focus
  • Gastrointestinal cancer
  • Cancer survivorship
  • Psychosocial care
  • Palliative medicine
Locations
Lebanon
Nancy J. McNulty, Dartmouth-Hitchcock Radiology provider.

Nancy J. McNulty, MD

Radiology

Areas of Focus
  • Cross-sectional imaging
  • Interventional radiology
Locations
Lebanon
Timothy M. Millington, Dartmouth-Hitchcock Thoracic Surgery provider.

Timothy M. Millington, MD

Thoracic Surgery

Locations
Lebanon
Shannon Morrill-Cornelius, Dartmouth-Hitchcock Familial Cancer Program provider.

Shannon Morrill-Cornelius, MS, LGC

Familial Cancer Program

Areas of Focus
  • Cancer genetic counseling
Locations
BenningtonLebanonSt Johnsbury
Robert B. Percarpio, Dartmouth-Hitchcock Radiology provider.

Robert B. Percarpio, MD

Radiology

Areas of Focus
  • Cross sectional abdominal imaging (CT and MRI)
  • Interventional radiology
  • Angiography
  • Percutaneous cancer therapies (ablation and embolization)
  • And 1 more areas of focus
Locations
Lebanon
Jason R. Pettus, Dartmouth-Hitchcock Pathology provider.

Jason R. Pettus, MD

Pathology

Areas of Focus
  • Renal pathology
  • Head and neck pathology
  • Urologic pathology
Locations
Lebanon
Joseph D. Phillips, Dartmouth-Hitchcock Thoracic Surgery provider.

Joseph D. Phillips, MD

Thoracic Surgery

Areas of Focus
  • Minimally invasive surgery, including VATS and robotic surgery
  • Advanced bronchoscopy
  • Thoracic oncology - lung cancer, tumors of the mediastinum and chest wall
  • Esophageal cancer
  • And 6 more areas of focus
Locations
Lebanon
Bing Ren, Dartmouth-Hitchcock Pathology provider.

Bing Ren, PhD

Pathology

Locations
Lebanon
Gregory H. Ripple, Dartmouth-Hitchcock Hematology Oncology provider.

Gregory H. Ripple, MD

Hematology Oncology

Areas of Focus
  • Gastrointestinal cancer
Locations
LebanonSt Johnsbury
Richard I. Rothstein, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

Richard I. Rothstein, MD

Gastroenterology and Hepatology

Areas of Focus
  • Barrett's Esophagus
  • Dysphagia
  • Endoscopic surgery for GERD and obesity
  • Esophageal disorders
  • And 2 more areas of focus
Locations
Lebanon
Philip E. Schaner, Dartmouth-Hitchcock Radiation Oncology provider.

Philip E. Schaner, MD, PhD

Radiation Oncology

Areas of Focus
  • Head and neck cancer
  • Lung cancer
  • Stereotactic body radio surgery
  • Esophageal cancer
  • And 2 more areas of focus
Locations
LebanonSt Johnsbury

Kerrington D. Smith, MD

General Surgery

Areas of Focus
  • Pancreatic cancer
  • Chronic pancreatitis
  • Minimally invasive approaches to pancreas surgery
  • Upper gastrointestinal surgical oncology
Locations
Lebanon
Lisa A. Stephens, Dartmouth-Hitchcock Palliative Medicine provider.

Lisa A. Stephens, MSN, APRN, ACHPN

Palliative Medicine

Locations
Lebanon
Arief A. Suriawinata, Dartmouth-Hitchcock Pathology provider.

Arief A. Suriawinata, MD

Pathology

Areas of Focus
  • Gastrointestinal pathology
  • Liver pathology
  • Transplant pathology
Locations
Lebanon
Arifa Toor, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

Arifa Toor, MD

Gastroenterology and Hepatology

Areas of Focus
  • Liver disease
  • NASH
  • End stage liver disease
  • Autoimmune hepatitis
Locations
Lebanon
Michael J. Tsapakos, Dartmouth-Hitchcock Radiology provider.

Michael J. Tsapakos, MD, PhD

Radiology

Areas of Focus
  • 3-dimensional imaging
  • Abdominal imaging
  • Body (below the neck)
  • Cross sectional imaging
  • And 1 more areas of focus
Locations
Lebanon
Gregory J. Tsongalis, Dartmouth-Hitchcock Pathology provider.

Gregory J. Tsongalis, PhD

Pathology

Areas of Focus
  • Clinical genomics
  • Molecular oncology
Locations
Lebanon
Louis J. Vaickus, Dartmouth-Hitchcock Pathology provider.

Louis J. Vaickus, MD, PhD

Pathology

Locations
Lebanon
Carol S. Walsh, Dartmouth-Hitchcock Familial Cancer Program provider.

Carol S. Walsh, MS, LGC

Familial Cancer Program

Areas of Focus
  • Cancer genetic counseling
Locations
ManchesterNashua
Lauren R. Wilson, Dartmouth-Hitchcock General Surgery provider.

Lauren R. Wilson, MD

General Surgery

Locations
LebanonNew London
Matthew Z. Wilson, Dartmouth-Hitchcock General Surgery provider.

Matthew Z. Wilson, MD, MS

General Surgery

Areas of Focus
  • Minimally invasive surgery for inflammatory bowel disease (IBD), diverticular disease and colorectal cancer
  • Anorectal disease
  • Fecal incontinence
Locations
Lebanon
Bassem I. Zaki, Dartmouth-Hitchcock Radiation Oncology provider.

Bassem I. Zaki, MD

Radiation Oncology

Areas of Focus
  • Brachytherapy
  • Gastrointestinal cancer
  • Gynecologic cancer
  • Lymphoma
  • And 3 more areas of focus
Locations
LebanonSt Johnsbury
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