News & Events

Northern Light Mercy Hospital welcomes new providers

Date: 10/25/2021

Northern Light Mercy Hospital is pleased to announce that three new providers have joined its medical group. Abigail J. Sedenka, Au.D., joined Northern Light Mercy Ear, Nose, and Throat Care; Eliot DeSilva, MD, MPH, SFHM joined as medical director of hospital medicine; and Ryan J. Trosper, PA-C, has joined the Northern Light Mercy Pain Center. Additional information about each provider is below and photos are attached.

Abigail J. Sedenka, Au.D.
Dr. Sedenka, a member of the American Association of Audiology, earned her bachelor’s degree in communication sciences and disorders from Syracuse University and her doctorate in audiology from the University of Connecticut. Prior to joining Mercy, she was employed as a clinical audiologist with InterMed, P.A. in Portland. In this role, she performed hearing evaluations for all ages; infant ABR testing; BAHA and hearing aid fitting; and ototoxic monitoring. At Mercy, Dr. Sedenka will continue to see patients of all ages for diagnostic hearing evaluations and hearing aid fittings.

Eliot DeSilva, MD, MPH, SFHM
Dr. DeSilva earned his Bachelor of Science from Haverford College; Master of Public Health from Harvard University School of Public Health; and his Doctor of Medicine from Virginia Commonwealth University School of Medicine. Prior to joining Mercy, Dr. DeSilva was the medical director for quality and patient safety at Exeter Hospital in Exeter, New Hampshire. He is a Senior Fellow in Hospital Medicine and is board certified in Internal Medicine (ABIM) and Clinical Informatics (ABPM), as well as a Certified Professional in Patient Safety. As the medical director for hospital medicine at Mercy, his goal will be to lead a team that delivers highly reliable, evidence based, patient-centered care with exceptional quality and safety outcomes.

Ryan J. Trosper, PA-C
Ryan J. Trosper earned his Bachelor of Science from University of New England and a Master of Science in physician assistant studies at Le Moyne College in Syracuse, New York. Prior to joining the Northern Light Mercy Pain Center, Trosper was a full-time provider in family medicine at Greater Portland Health and a per diem provider for Northern Light Mercy Walk-In Care. Trosper is a member of the Maine Opioid Clinical Advisory Committee and the Maine Association of Physician Assistants.