David McDermott

Senior Physician Executive, Northern Light CA Dean and Mayo Hospitals

David B. McDermott, MD, MPH, CPE, FAAFP, FAAPL is the senior physician executive of Northern Light Mayo and CA Dean Hospitals.
Dr. McDermott is the interface between the practicing members of the medical group in Piscataquis County and the system—hospital administration and the medical group. He leads practitioner recruiting efforts and onboarding, provides medical direction for the Emergency Department and hospitalist services as well as for the primary care practices associated with Mayo. He is also the medical director for Mayo EMS.
As a physician, Dr. McDermott is passionate about patient care and experience, patient quality, and practitioner engagement.
As a leader, Dr. McDermott currently serves as vice-chairman of the board of directors of Medical Mutual Insurance Company of Maine. He is also a past president of the Maine Medical Association. In the community he is past president and active member of the Kiwanis Club of Dover-Foxcroft. 
Prior to joining Northern Light Health, Dr. McDermott was the chief medical officer for Mayo Regional Hospital and a practicing family physician in Piscataquis County for 28 years.
Bachelor of Arts Degree, University of Rochester
Medical Degree, University of Vermont
Residency at Maine Medical Center and Mercy Hospital, Portland, Maine
Master’s Degree in Public Health, University of Massachusetts
Dr. McDermott became the senior physician executive of Northern Light Mayo Hospital in 2020 when Mayo became a part of Northern Light Health. He also became the senior physician executive for CA Dean at the same time.
Favorite quote:
“The first word in Family Practice is Family”
~ Mike Kita, MD