08/01/2026
👋 Say hello to some of our newest providers in Lebanon!
• Baylee M. Boucher, MPAS, PA-C, cardiovascular medicine
• Makena N. Caron, MS, LGC, pathology
• Sandra L. Corbin, APRN, medical oncology
• Sara E. Diaz de Arce, PA, hematology oncology
• Joseph A. Grzegorski, MPAS, PA-C, cardiovascular medicine
• Catherine L. Nelson, MSN, APRN, weight center
• Courtney P. Orsbon, MD, radiology
• Diane M. Roston, MD, psychiatry
• Matthew C. Squires, MD, psychiatry
• Azaliah H. Tillinghast, APRN, neurosurgery
Click through to learn more about those new to Dartmouth Health team.
We're excited to welcome 15 new clinicians to Dartmouth Health!
These talented professionals represent 12 healthcare disciplines and will be caring for patients across seven locations throughout our health system. From internal medicine to psychiatry, each of these clinicians brings expertise and dedication to our community.
To learn more about these clinicians or to inquire about becoming a patient, visit the link in the comments.
Alice Peck Day Memorial Hospital
Dartmouth Cancer Center
Dartmouth Hitchcock Clinics Concord
Dartmouth Hitchcock Clinics Manchester
Dartmouth Hitchcock Medical Center
New London Hospital
Southwestern Vermont Medical Center