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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.

Located at

Lebanon

Rocco R. Addante, MD, DMD

Maxillofacial Surgery

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

Located at

Lebanon

Sara Chaffee, MD

Hematology Oncology

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

Located at

LebanonManchester

Julie Kim, MD, PhD

Hematology Oncology

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

Located at

LebanonManchester

Bryan J. Marsh, MD

Infectious Disease and International Health

Areas of Focus
  • General Infectious Diseases
  • HIV/AIDS
  • Hepatitis C
Laurel J. McKernan, Dartmouth-Hitchcock Hematology Oncology provider.

Located at

Lebanon

Laurel J. McKernan, MSN

Hematology Oncology

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

Located at

Lebanon

Deborah L. Ornstein, MD, MS

Hematology Oncology

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

Located at

LebanonNew London

John D. Seigne, MB

Urology

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

Located at

Lebanon

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
Arifa Toor, Dartmouth-Hitchcock Gastroenterology and Hepatology provider.

Located at

Lebanon

Arifa Toor, MD

Gastroenterology and Hepatology

Areas of Focus
  • Liver disease
  • NASH
  • End stage liver disease
  • Autoimmune Hepatitis
Leo R. Zacharski, Dartmouth-Hitchcock Hematology Oncology provider.

Located at

LebanonWhite River Junction

Leo R. Zacharski, MD

Hematology Oncology

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