South Island Medical is a group practice with 1 location. Currently, South Island Medical specializes in Family Medicine and Nurse Practitioner with 1 physician. South Island Medical. 5577 Vanbarr Pl Freeland, WA 98249 (360) 331-3343. Monday : 9:00 AM - 5:00 PM: Tuesday : 9:00 AM - 5:00 PM: Wednesday : …..