NHS Number The unique patient identifier.
\nPatient name Including any previous names, aliases and preferred name, e.g. Chris rather than Christopher.
\nDate of birth
\nGender
\nAddress
\nIncludes main, temporary and correspondence addresses.
\nThe patient’s legal guardian, proxy, family\/close contact.
\nTelecommunication contact details Contact details such as telephone number, fax number and email address.
\n………..<\/p>\n

NHS Care Record consent to share status Indicates that the patient has agreed to share their health record. (Oh, the irony<\/strong>) <\/p><\/blockquote>\n

I assume that HMRC also have a master index file like this. <\/p>\n

General good advice: Never blame on a conspiracy what can be safely attributed to human stupidity.<\/p>\n