this is auto generated column for maintaining unique ids
why not remove that column from your table right after reading schema values?
dt.ReadXml("C:\Users\shanky.gupta\Desktop\xsd\x.xsd", XmlReadMode.ReadSchema)
dt.Columns.Remove("usr_0_Account_Summary_id")
OR if dt is a dataset then you can use
dt.Tables(0).Columns.Remove("usr_0_Account_Summary_id")