Administration Profiles at CA Dean

Nikki Chadwick
Vice President of Education and Preparedness

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Director of Facilities, Northern Light CA Dean and Northern Light Mayo Hospitals

Tony-Costigan.jpgTony Costigan, MBA, PMP is the director of facilities for Northern Light CA Dean and Northern Light Mayo Hospitals. 

Tony is responsible for overseeing Facility Maintenance, Security, Environmental Services, and Safety Departments at all on-campus and off-campus locations. 

Education
Tony is a graduate of Foxcroft Academy. He is passionate about providing care to the communities where he was raised.

Tony stays involved in his profession by being a member of the American, New England, and Maine Healthcare Engineers’ Societies. 

Prior to joining Northern Light Health, Tony was the head of mechanical systems for Seadrill in Houston, Texas. 

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Brad Gilbert
Vice President of Nursing & Operations

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Vice President of Finance and Physician Practices Northern Light CA Dean and Northern Light Mayo Hospitals

Jennifer Goodrich, MBA, CMPE is the vice president of Finance and Physician Practices for Northern Light CA Dean and Northern Light Mayo Hospitals.
 
Jennifer is responsible for finance and practice operations.
 
Jennifer is passionate about her family, dogs, and making a difference in her role at Northern Light Health.
 
As a leader in the community, she serves as treasurer of Moosehead Marine Museum and former treasurer of several local organizations previously.
 
Prior to joining Northern Light Health, Jennifer was in public accounting for a few years and prior to that was a student at Thomas College.
 
Education:
Bachelor’s Degree in Accounting, Thomas College
Master’s Degree in Business Administration, Thomas College
 
Jennifer became the vice president of Finance and Physician Practices for CA Dean Hospital in 2012.
 
Favorite quote:
“Do something today that your future self will thank you for.”
~ Sean Patrick Flanery
 

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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.
 
Education:
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
 

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Senior Vice President and Regional President, Northern Light Health, and President of Northern Light CA Dean and Northern Light Mayo Hospitals

MarieMarie Vienneau, BSN, NE-BC, FACHE is a regional president who oversees Northern Light CA Dean, Inland, Mayo, and Sebasticook Valley Hospitals and serves as president of CA Dean and Mayo Hospitals. 

Marie has spent her career in rural healthcare and is passionate about patients having access to high quality healthcare. As president of Piscataquis County’s two hospitals, Marie serves as the liaison to the board and community and oversees strategic direction, management, and quality of care. Additionally, as regional president, she helps build alignment between four regional hospitals. 

Marie’s connections to rural Maine run deep. She grew up in Millinocket and East Millinocket, and her father was a millworker for 40 years. Marie was appointed CEO of Millinocket Regional Hospital in 2002 and provided steady leadership during a time of transition in the community. She joined what was then known as Mayo Regional Hospital in 2014 and added CA Dean Hospital to her leadership responsibilities when Mayo Hospital joined Northern Light Health in 2020.

Marie is past president of ACHE Northern New England and a former Regent for ACHE. She currently serves on the Maine Hospital Association Board and Executive Committee, serves on the Destination Moosehead Lake Board, and is a member of the Dover-Foxcroft Kiwanis Club.

Education
Bachelor of Science in Nursing, University of Maine
Master of Health Administration, Kennedy Western University

Marie became president of CA Dean and Mayo Hospitals in 2020 and a Northern Light Health regional president in 2024.

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