Meet our Providers

Dr. Mark Kaplan, DO Medical Director
Dr. Kaplan received a Bachelor of Science degree from Boston University, a doctorate in osteopathic medicine from Kansas City College of Health Sciences, did an internship and residency at Botsford General Hospital in Farmington, Michigan and a pulmonary fellowship at Queens Medical Center in New York. He has specialized in critical care and emergency medicine since 1988.
Dr. Kaplan specializes in urgent and primary health care. He is certified by the American Osteopathic Board in internal medicine, and board eligible in emergency and pulmonary medicine. Dr. Kaplan has served as the Medical Director of East Grand Health Center for the past several years and is a valued member of the community.

Matt Cowan, PA-C
Matt is a Physician's Assistant and has been practicing family and internal medicine for over 20 years. Matt is certified for DOT physical exams. He is a longtime resident of the area, currently residing in Houlton with his wife and daughter.

Mary Lake, FNP
Born and raised in Hodgdon, Mary is happy to be returning home after a satisfying career in southern Maine. Mary received her Bachelor of Science in Nursing and Master of Science in Nursing from the University of Southern Maine in Portland. She brings a wealth of knowledge and experience to East Grand, having worked at Mid Coast Hospital for the last two decades in various capacities. Mary lives in the Danforth area with her husband.

Terese Line, LCSW
The addition of Terese (Terrie) Line is an important part of EGHC's mission to expand mental health services to our community. Terrie supports patients who struggle with anxiety, depression, substance abuse, domestic/physical abuse, Bullying, grief/loss, or parenting/situational life issues. During each session, she works with the patient to gain coping skills and set goals that are achievable for the patient. Terrie works with patients of all ages starting at the age of 5. All services are conducted through telehealth and available five days per week.

Lyndsay McIver, FNP
Lyndsay is a Family Nurse Practitioner that specializes in family medicine and treats patients of all ages. Lyndsay joined East Grand Health Center in 2019 as a Registered Nurse and then graduated with her Master's in Nursing in 2020 from Husson University. Lyndsay is a resident of Lambert Lake with her husband and sons.

Dr. Jared Kohlbacher, DPM
Dr. Jared Kohlbacher sees patients for podiatry services and has been a member of the East Grand Health Center team since August 2017. Dr. Kohlbacher is a podiatry specialist originally from Oklahoma. He graduated from New York College of Podiatric Medicine in 2011 and completed his residency in 2014 at St. Barnabas Medical Center in New Jersey. Dr. Kohlbacher currently provides surgical podiatry at The Aroostook Medical Center. He and his wife, Raina, and their three daughters reside in Mapleton.
Dr. Kohlbacher is at the East Grand Health Center on a monthly basis.

Dayna Lincoln, PNP
Dayna sees pediatric patients for primary care services and has been a member of the East Grand Health Center team since March 2024. Dayna specializes in pediatric patients from birth to 21 years of age. She graduated from Liberty University in 2012 with her Bachelor's and completed her Master's Degree in 2021 at Maryville University in Missouri. She and her husband, Emery, and their two children reside in Hodgdon.

Tiffany Leach, PA
Tiffany is a Physician's Assistant that joined East Grand Health Center March 2025. She has been practicing family and internal medicine for over 12 years after graduating from the University of New England. Tiffany currently residing in Hodgdon area with her husband and daughters.