Estão faltando os nomes das colunas. Experimente com:
SELECT
' ' as Date_Lab_Test_Ordered, ' ' as Ordering_Provider, ' ' as Provider_Specialty,
' ' as Provider_Contact, ' ' as Desc_of_Order, ' ' as Date_Order_Filled,
' ' as Date_Receipt_Verified
SELECT
' ' as Date_Lab_Test_Ordered, ' ' as Ordering_Provider, ' ' as Provider_Specialty,
' ' as Provider_Contact, ' ' as Desc_of_Order, ' ' as Date_Order_Filled,
' ' as Date_Receipt_Verified
