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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
Deborah L. Ornstein, MD

Meet our providers

Rocco R. Addante, Dartmouth-Hitchcock Maxillofacial Surgery provider.

Rocco R. Addante, MD, DMD

Maxillofacial Surgery

Areas of Focus
  • Oral and maxillofacial pathology
  • Oral cancer
  • Surgical alteration of jaw position
  • Orthognathic surgery, alveolar cleft palate surgery
Locations
Lebanon
Sara Chaffee, Dartmouth-Hitchcock Hematology Oncology provider.

Sara Chaffee, MD

Hematology Oncology

Areas of Focus
  • Pain management
  • Pediatric hematology
  • Pediatric oncology
  • Pediatric palliative care
Locations
Lebanon
Julie Kim, Dartmouth-Hitchcock Hematology Oncology provider.

Julie Kim, MD, PhD

Hematology Oncology

Areas of Focus
  • Pediatric hematology/oncology
  • Pediatric sickle cell disease
Locations
LebanonManchester
Bryan J. Marsh, Dartmouth-Hitchcock Infectious Disease and International Health provider.

Bryan J. Marsh, MD

Infectious Disease and International Health

Areas of Focus
  • General infectious diseases
  • HIV/AIDS
  • Hepatitis C
Locations
LebanonManchester
Laurel J. McKernan, Dartmouth-Hitchcock Hematology Oncology provider.

Laurel J. McKernan, MSN

Hematology Oncology

Areas of Focus
  • Coagulation disorders
  • Hemophilia
  • Thrombophilia
Locations
Lebanon
Deborah L. Ornstein, Dartmouth-Hitchcock Hematology Oncology provider.

Deborah L. Ornstein, MD, MS

Hematology Oncology

Areas of Focus
  • Hematopathology
  • Diagnostic and clinical coagulation
Locations
Lebanon
John D. Seigne, Dartmouth-Hitchcock Urology provider.

John D. Seigne, MB

Urology

Areas of Focus
  • Renal cancer
  • Bladder cancer
  • Penis and testis cancer
  • Genitourinary sarcoma
  • And 1 more areas of focus
Locations
LebanonNew London
Zbigniew (Ziggy) M. Szczepiorkowski, Dartmouth-Hitchcock Pathology provider.

Zbigniew (Ziggy) M. Szczepiorkowski, MD, PhD

Pathology

Areas of Focus
  • Cell therapy
  • Dendritic cell therapy
  • Hematopoietic stem cell collection-processing and preservation
  • Immunotherapy
  • And 1 more areas of focus
Locations
Lebanon
Arifa Toor, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

Arifa Toor, MD

Gastroenterology and Hepatology

Areas of Focus
  • Liver disease
  • Nonalcoholic steatohepatitis (NASH)
  • End stage liver disease
  • Autoimmune hepatitis
Locations
Lebanon
Leo R. Zacharski, Dartmouth-Hitchcock Hematology Oncology provider.

Leo R. Zacharski, MD

Hematology Oncology

Areas of Focus
  • Thrombophilia
  • Cancer treatment
  • Coagulation disorders
  • Iron overload disorders
  • And 1 more areas of focus
Locations
LebanonWhite River Junction
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