Dr. Mark Duncan, MD
Family Medicine
Make an Appointment
(360) 331-3343Telehealth services available
South Island Medical is located at 5577 Vanbarr Pl, Freeland, WA 98249.
Providers at South Island Medical specialize in Family Medicine and Physician Assistant (PA).
Two providers practice at South Island Medical.
Use the insurance check on this page to verify if South Island Medical is in-network.