1300 Olney Sandy Spring Rd.Sandy Spring, MD 20860 Facebook Google Youtube Instagram (301) 774-9500(301) 774-9500 Fax: (301) 570-5121 Email: office@ossvh.com Monday – Friday: 8 a.m. – 7:30 p.m. Saturday: 8 a.m. – 2 p.m. Sunday: Closed Emergencies