General Surgery Team
Richard J. Barth, MD
Surgical Oncology
Areas of focus
- Breast surgery
- Liver surgery
- Melanoma surgery
Locations
- Lebanon
Maria F. Bates, MD
General Surgery
When I meet with my patients for their surgical consultation, I won't rush them. I take the time to answer all their questions. I want them to understand their disease and be involved in Read more
Areas of focus
- Endocrine surgery
- Adrenal disease (benign and malignant)
- Benign conditions of the thyroid
- Thyroid cancer
- And 5 more areas of focus
Locations
- Lebanon
- Manchester
Sean D. Bears, MD
Community Surgery
Areas of focus
- Hernia surgery
- Cholecystectomy
- Breast surgery
- Colon surgery
- And 2 more areas of focus
Locations
- Lebanon
- New London
- Windsor
Sarah E. Billmeier, MD, MPH
Minimally Invasive Surgery
Areas of focus
- Weight loss/bariatric surgery
- Minimally invasive general surgery, including:
- Hernia repair
- Gastroesophageal reflux disease
- And 4 more areas of focus
Locations
- Lebanon
Boris I. Bronfine, MD
General Surgery
Areas of focus
- Abdominal surgery
- Cancer surgery
- Laparoscopic and minimally invasive surgery
- Breast surgery
Locations
- Nashua
H.E. Guy Burman, MD
General Surgery
Areas of focus
- Laparoscopic surgery (minimally invasive surgery)
- Hernia
- Gallbladder
- Colon and intestine surgery
- And 1 more areas of focus
Locations
- Keene
Michael G. Danis, MSN, APRN, APRN
General Surgery
I go the extra mile for my patients. I take the time to sit down and answer their questions and concerns. I experienced my fair share of bumps, bruises, and stitches as a very active kid. Read more
Areas of focus
- Trauma surgery
- Acute surgical care
- General surgery
Locations
- Lebanon
Kellie M. DeCalogero, MSN, APRN
General Surgery
I promise my patients that I will listen and advocate for their needs to the best of my ability. I provide the highest level of care that I can, from admission to discharge. My goal is to Read more
Locations
- Lebanon
Kimberly G. Ellis, MD
General Surgery
Growing up in a small town, my specialty providers were all a 1 to 2-hour drive away. Getting necessary care wasn't easy. Those barriers motivated me to become a surgeon who could provide Read more
Areas of focus
- Breast cancer
- Oncoplastic surgery
- Breast surgery
Locations
- Lebanon
- Manchester
Astrid A. Gleaton, MD
General Surgery
I aim to make sure my patients feel valued and well looked after. My main goal is to help them return to their regular routines and abilities. Seeing the positive changes I can make in th Read more
Areas of focus
- Hernia surgery
- Breast surgery
- Colon surgery
- Surgical endoscopy
- And 1 more areas of focus
Locations
- Lebanon
- New London
- Windsor
David A. Gould, MD
General Surgery
Areas of focus
- Minimally invasive surgery
- Bariatric surgery
- Melanoma surgery
- Endocrine surgery
Locations
- Manchester
Lucinda C. Guerra, MD
General Surgery
I like to meet patients where they are in terms of their understanding. Some people have read a lot about their condition, and others haven't, so I start with what they know and build fro Read more
Areas of focus
- Breast care
- Colon surgery
Locations
- Keene
Krysten M. Harvey, MS, PA-C
General Surgery
I have always been interested in medicine, even as a little kid. After shadowing a physician assistant in high school, I knew I wanted to be one too. Surgery has always been one of my fav Read more
Areas of focus
- General surgery
- Bariatric surgery
- Colorectal surgery
Locations
- Manchester
Jessica L. Justice Vogt, MHS, PA-C
General Surgery
We are all human. I have been on both sides of the bedside, so I do my best to see things from my patients' and their loved ones' perspectives. I strive for compassionate, wrap-around car Read more
Locations
- Lebanon
Corinne M. Kelliher, MSN, APRN
General Surgery
Areas of focus
- Weight loss/bariatric surgery
Locations
- Lebanon
Rebecca M. Kolesar, MS, PA-C
General Surgery
Areas of focus
- Minimally invasive general surgery
- Bariatric surgery
Locations
- Lebanon
Andrew P. Loehrer, MD, MPH
Surgical Oncology
Areas of focus
- Melanoma surgery
- Breast surgery
- Sarcoma surgery
- Liver surgery
- And 1 more areas of focus
Locations
- Lebanon
Sara W. Mayo, MD, MS
Colon and Rectal Surgery
As a colon and rectal surgeon, I meet patients and families during an extremely unpredictable and vulnerable time in their life. I am dedicated to comprehensive care of the whole patient Read more
Areas of focus
- Anorectal problems including anal fistulas, hemorrhoids, and fissures
- Colon polyps and colonoscopy
- Rectal and colon cancer
- Rectal prolapse
- And 4 more areas of focus
Locations
- Lebanon
Marissa A. Mendez, MD, FACS
General Surgery
I provide minimally invasive hernia, reflux, and bariatric surgery options to patients. My goal is to reduce my patients' pain and help them return to their normal activities and work as Read more
Areas of focus
- Minimally invasive surgery
- Robotic surgery
- Weight loss/bariatric surgery
- Hernia surgery
- And 2 more areas of focus
Locations
- Lebanon
Megan L. O'Brien, MSN, DNP, APRN, AGACNP, FNP-BC
General Surgery
I believe in working as a team with my patients, weaving medical knowledge with my patients' and their families' unique needs and concerns. Together we develop a comprehensive care plan. Read more
Areas of focus
- Trauma surgery
- Acute surgical care
- General surgery
- Hospital medicine
Locations
- Lebanon
Joseph A. Paydarfar, MD
Otolaryngology
Areas of focus
- Head and neck cancer surgery
- Head and neck reconstructive surgery
- Microvascular surgery
- Robotic surgery
- And 1 more areas of focus
Locations
- Lebanon
- Manchester
Sanda M. Popa, MS, PA-C
General and Vascular Surgery
While not every procedure I assist with is life-saving, incrementally improving a patient's quality of life is rewarding enough for me. I'm careful to ensure my patients feel comfortable Read more
Areas of focus
- general surgery
- bariatric surgery
- varicose veins
- wound care
Locations
- Concord
Kurt K. Rhynhart, MD
Trauma and Acute Surgery
Areas of focus
- Acute surgical care
- Trauma surgery
- General surgery
- Surgical critical care
Locations
- Lebanon
J. Paul Sanders, MD
General Surgery
I was drawn to surgery because it's something that I can do to make a lifelong difference for patients. I like being able to fix something, to make a tangible change in a relatively short Read more
Areas of focus
- General surgery
- Minimally invasive surgery
- Bariatric weight loss surgery
- Stomach surgery
Locations
- Keene
Byron F. Santos Aleman, MD
Minimally Invasive Surgery
Areas of focus
- Gastroesophageal reflux disease
- Anti-reflux surgery
- Bariatric surgery
- Minimally invasive surgery
- And 6 more areas of focus
Locations
- Lebanon
Kerrington D. Smith, MD
Surgical Oncology
Areas of focus
- Pancreatic cancer
- Chronic pancreatitis
- Minimally invasive approaches to pancreas surgery
- Upper gastrointestinal surgical oncology
Locations
- Lebanon
Meredith J. Sorensen, MD, MS
Endocrine Surgery
Areas of focus
- Endocrine surgery
- Benign and malignant diseases of the thyroid, parathyroid, and adrenal glands
- Geisel School of Medicine profile
Locations
- Lebanon
Clara E. Spalding, MSN, APRN
General Surgery
As a nurse practitioner in Bariatric Surgery, I love helping patients to lead healthier lives. Part of my role is to help patients understand the lifestyle changes necessary after bariatr Read more
Areas of focus
- Health promotion
- Weight loss/bariatric surgery
- Nutrition
Locations
- Lebanon
William J. Tanski, MD
Vascular Surgery
Areas of focus
- Carotid disease
- Peripheral arterial disease including lower extremities
- Aneurysmal disease
- Venous disease
- And 2 more areas of focus
Locations
- Concord
- Lebanon
Ted L. Trus, MD
Minimally Invasive Surgery
Areas of focus
- Weight loss/bariatric surgery
Locations
- Lebanon
Olivier P. Van Houtte, MD
General Surgery
As a surgeon, it's important to me that patients feel confident in the care I provide. Clear communication and an open, welcoming environment make that possible. Then, together we can cre Read more
Areas of focus
- Anorectal problems including cancer, fistulas, fissures, hemorrhoids, proctitis, proctodynia and warts
- Colon problems including cancer, volvulus
- Diverticulitis
- Ostomy surgeries
- And 4 more areas of focus
Locations
- Keene
Brent C. White, MD
Community Surgery
Areas of focus
- Hernia surgery
- Gastroesophageal reflux disease
- Advanced laparoscopy
- Flexible endoscopy
- And 1 more areas of focus
Locations
- Lebanon
- New London
- Windsor
Allison R. Wilcox, MD
General Surgery
Areas of focus
- Emergency general surgery
- Surgical critical care
Locations
- Lebanon
Lauren R. Wilson, MD
Colon and Rectal Surgery
Areas of focus
- Dr. Wilson provides surgical procedures at multiple locations throughout Dartmouth Health.
- Geisel School of Medicine profile
Locations
- Lebanon
- New London
Matthew Z. Wilson, MD, MS
Colon and Rectal Surgery
Areas of focus
- Minimally invasive surgery for inflammatory bowel disease (IBD), diverticular disease and colorectal cancer
- Anorectal disease
Locations
- Lebanon
Sandra L. Wong, MD, MS
Surgical Oncology
Areas of focus
- Melanoma
- Non-melanoma skin cancer
- Sarcoma
- Gastric cancer
Locations
- Lebanon
Michael J. Wood, MD, MS
General Surgery
Areas of focus
- Bariatrics
- Minimally invasive surgery
- Hernia repair
- Bowel surgery
- And 5 more areas of focus
Locations
- Concord
- Manchester