Share Article: Search Blog: Search Celebrating Tammy's 20 Years with Southcenter Dental! Delta Dental of Washington's Changes in 2020 for groups (00186, 00187 and 00188) BACK TO SCHOOL CHECKLIST Happy ✨20✨ Years with Southcenter Dental!! We are the luckiest team around! Tags: Posted on August 9th, 2019 Posted in Uncategorized