Practitioner last name if known Enter Postal Code, Country, Region, or City SearchSearch SearchSearch View: Grid 1 View: Grid 2 View: Grid 3 View: Grid 4 View: Grid 5 View: List Dr. William Johnston, DC No Reviews Favorite Address: 20 BELL FARM RD., U3, BARRIE, Ontario L4M 6E4 Canada Certifications: Full Body – April 2017 Knee – July 2018 Shoulder – November 2019 Bio: Read more...