Gass Orthodontics Gass Orthodontics 752 Goodpasture Island Rd. Eugene, OR 97401 Phone: (541) 687-1161 Fax: (541) 344-9188 Email: gassortho@comcast.net Hours: Monday – Thursday 7:30a.m. – 4:00p.m. Occasional Fridays GASS ORTHODONTICS Google Map - Directions