Our Gastrointestinal Oncology team offers the resources of a world-class medical center along with a personalized, integrated approach to your care. Our goal is to provide you with the best possible cancer care at the most convenient location for you.
We coordinate your care through our locations in Lebanon, Manchester, Nashua, Keene, New Hampshire, and St. Johnsbury, Vermont. We also have member hospitals throughout New Hampshire and Vermont. Our locations let you receive the best care close to home.
Program leadership
- Lynn F. Butterly, MD (Director, Colorectal Cancer Screening)
- Gabriel A. Brooks, MD (Director, Gastrointestinal Clinical Oncology)
- Kathryn C. Hourdequin, MD (Research Director, Gastrointestinal Oncology)
- Sara W. Mayo, MD (Division Chief, Colon and Rectal Surgery)
- Kerrington D. Smith, MD (Division Chief, Surgical Oncology)
- Bassem I. Zaki, MD (Program Leader, GI Oncology)
Gastrointestinal Oncology Program providers
If you are looking for other providers or providers in a particular location, please use Find a Provider for a more detailed search.
Additional team members
All of our providers and team members work together to ensure you receive the best possible care.
Genetic counselors
- Nicholas V. Jensen, MS, LGC
- Christina M. Kovacs, MS, LGC
- Erica A. Ogert, MS, LGC
- Colleen M. Castellani, MS, LGC
- Grace K. Wilson, MS, LGC
- Sarina L. Searles, MS, P-LGC
Office of Clinical Research
- Lauren Robinson, BS – Clinical Research Coordinator
- Olga Demidova, BS – Clinical Research Coordinator
- Heather Fortin, BSN, RN, OCN – Clinical Research Nurse
Oncology dietitians
- Jeannine B. Mills, MS, RD, CSO, LD
Oncology program coordinators
- Ashley R. Carrier
- Ashley L. Mitchell, BA
Nurse navigator
- Alexandra J. Roberts
Oncology social work
- Brenda K. Smith, MSW, LICSW
Physical therapy
- Teresa L. Cioffredi, PT
- Ann Haedrich, PT
Triage nurses
- Melissa Ann Daley, RN
- Leann Herderhurst, RN
- Mary W. Leech, BSN, RN, OCN, NC-BC